Topic:"Distribution" in M03413

: # : : General Electric Canada SkyPower Corp. Digby County, Nova Scotia. • · • • 30132013 Option Agreement for Transmission Line Easement 07/22/09 Michele Como Linda Como SkyPower Corp. 30149363 Option Agreement for Transmission Line Ease...

AI summary The document lists multiple option agreements for transmission line easements in Digby County, Nova Scotia, involving SkyPower Corp. and various individuals, with dates ranging from 2009.

B. Substation Equipment: - 1. Conway Substation 77V: - 1. 69kV circuit breaker, clw two disconnect switches, station class surge arresters, and 69 kV, Phase-Ground connected PT's (3) - 2. AC and DC station service power and AC station serv...

AI summary The document details equipment upgrades and installations at the Conway Substation 77V, including circuit breakers, protection systems, SCADA RTUs, and telecommunication facilities for remote monitoring and control.

3. 51V - Tremont Substation - 1. Special protection scheme (includes new bus protection at 51V; transfer trip channel from 11 V to 51 V; transfer trip channel from 51 V to Digby Wind Farm substation; outputs from L-5025 line protection and...

AI summary The document outlines three key upgrades for the Tremont Substation: a special protection scheme, telecommunication facilities for transfer trip signals, and an upgrade to the L-5025 metering.

Date: 2009-07-31 Rev. no.: Q Infra-Structure Report facility. Power system: • Paradise and L-5025 at 51 V Tremont. • Line upgrades on L-5533 to resolve overload issues • 51V-B51 at Tremont • protection and control circuitry. • Conway. The...

AI summary The document outlines infrastructure upgrades for a wind-powered generating facility at Digby, including the installation of a 69 kV circuit breaker, transmission lines, and modifications to the Nova Scotia power system. It also details metering upgrades, protection systems, and the installation of capacitors and reactors at various locations.

Date: 2009-07-31 Rev. no.: Q Infra-Structure Report System Description 1.3 OWNERSHIP Ownership, maintenance and other commercial operating arrangements will be covered separately in a future Generator Interconnection Agreement between Nova...

AI summary The document outlines ownership and operational arrangements for infrastructure related to a new generating facility in Digby, including the 69 kV transmission line, substation components, and communication systems. Nova Scotia Power retains ownership of key infrastructure and will manage isolation and protection procedures in coordination with the customer.

Facilities Study Infra-Structure Report Date: 2009-07-31 Rev. no.: 0 System The line will be constructed without over breaker at the customer's interconnection lightning strike to the line if this occurs customer will install 69 kV surge a...

AI summary The Facilities Study discusses the construction and upgrading of a 69 kV line and interconnection substation, emphasizing the customer's responsibilities for equipment installation and mitigation of risks such as thermal overloading and lightning strikes. NSPI is responsible for terminating the line and connecting jumpers to the customer's disconnect switch.

Department approved by: raciii Date: 2009-07-31 Rev. no.: 0 · · · · · · · · · · · · · · · · · · · PROTECTION AND CONTROL At the 77V Conway substation, Nova Scotia Power will install line protection, control and metering in an outdoor cabin...

AI summary Nova Scotia Power plans to install protection and control systems at the 77V Conway and 13V Gulch substations to manage the integration of the Digby wind farm. This includes line protection, SCADA RTUs, and islanding protection to ensure system reliability and prevent unintended islanding scenarios.

Facilities Study Infra-Structure Report System De scription ì Gulch substation with the SEL-311B digital line protection relay. The L-5533 line protection will be modified to ensure directional protection and high speed tripping of line fa...

AI summary The report discusses modifications to the L-5533 line protection at the Gulch substation, including the installation of the SEL-311B digital line protection relay and coordination with the new line from 77V-Conway substation to the Digby wind powered generating facility.

The under frequency protection on L-5533 at Gulch will be retired and replaced with under frequency protection at 77V Conway. The metering at 13V Gulch will be upgraded to accommodate the increased power flow due to the new Digby generatin...

AI summary The document outlines infrastructure upgrades and protection system modifications at multiple substations in Nova Scotia, including the retirement of under frequency protection at Gulch and the installation of new protection schemes at Tremont and Paradise substations to accommodate increased power flow from the new Digby generating facility.

l from 11V-Paradise to 51V-Tremont will be installed for SPS triggering. The metering at 11V Paradise will be upgraded to accommodate the increased power flow due to the new Digby generating facility. At the 9W Tusket substation, Nova Scot...

AI summary Nova Scotia Power is upgrading electrical infrastructure, including installing new capacitor banks and reactors at the 9W Tusket substation to manage increased power flow from the new Digby generating facility and accommodate reactive control requirements.

Facilities Study Transmission Engineering prepared by: Tim Leopold, P.Eng. Customer Operations checked by: Infra- Structure Report System D escription installed on the transformer T63 tertiary at 9W Tusket. This reactor will be install its...

AI summary The document discusses the installation of a reactor and related control schemes at the 9W Tusket transformer tertiary, including automatic capacitor connection and protection modifications. It also mentions the installation of SCADA RTUs and communication systems at Conway and Digby Wind substations for remote monitoring and control. Fault location systems are to be implemented on specific lines to aid in faster restoration of the Digby wind facility.

Date: 2009-07-31 Rev. no.: 0 Infra-S Structure Report System De escription the interconnection substation. This will telecommunications and SCADA RTU e l include the 125 VDC supply to the equipment provided by Nova Scotia Power. 3.5 PROTEC...

AI summary The document outlines technical specifications for a substation interconnection, including protection and control schemes provided by the customer. It references Nova Scotia Power's transmission system and includes a structure report with details on voltage and engineering approvals.

Facilities Study Infra-Structure Report Structure Report System D escription trip the intertie transformer HV breaker transmit a transfer trip signal from the 1 Nova Scotia Power owned communicat Nova Scotia Power with the status of the tr...

AI summary This Facilities Study Infra-Structure Report discusses the protection systems and infrastructure planning related to Nova Scotia Power's transmission system, including relay protection, transformer protection, and intertie transformer operations.

over fluxing (24) tertiary burn out (51T) tertiary ground (50TG or 59N) gas (63P) low oil (71) high winding temp. (49) A digital multifunction relay supplied by HV and LV CT's and HV bus PT's will provide phase and ground differential, pha...

AI summary The text discusses the protection mechanisms for a transformer, including differential relays, overcurrent protection, and temperature monitoring devices. It outlines specific relays and their functions, such as phase and ground differential protection, over fluxing, and temperature monitoring for fault detection and system safety.

Each 34.5 kV collection feeder will be provided with a protective device, each complete with phase and ground over current protection functions to trigger tripping. Transmission Engineering prepared by: Tím Leopold, P.Eng. Customer Operati...

AI summary The text describes the installation of protective devices on 34.5 kV collection feeders with phase and ground over current protection functions. It also mentions the provision of control, indication, alarms, and analogs to Nova Scotia Power's SCADA system from the Digby Generating Facility.

Description At the 13V Gulch substation, Nova Scotia Power will perform commissioning of all protection, control, metering, telecommunication and SCADA system changes outlined above. At the 11V Paradise substation, Nova Scotia Power will p...

AI summary Nova Scotia Power is responsible for commissioning various systems at multiple substations, including protection, control, metering, and SCADA systems. At the Digby interconnection substation, the customer will handle most commissioning tasks, but Nova Scotia Power will manage specific components such as SCADA RTUs, telecommunications, and revenue metering. Additional tasks include reviewing test results and relay settings.

The three-phase and line-to-ground fault level in MVA at the 69kV bus at the IR141 generating facility under system normal are tabulated below: IR141 IR141 Status Fault Type 34.5kV IR141 69kV 3-Phase 110 192 OFF L-G N/A (Delta) 131 3-Phase...

AI summary The document provides fault level data for the 69kV bus at the IR141 generating facility and discusses the need to upgrade line L-5533. The analysis suggests increasing the conductor temperature rating or replacing the conductor with 336ACSR to accommodate higher fault levels.

The MVA fault levels Pre_IR141 and Post_IR141 for nearby substations are tabulated below: State Fault Type 77V Conway 13V Gulch 15V Sissiboo 12V Lequille 81V Anna. 11V Paradi. Pre 3-Phase 220 344 295 350 319 347 IR141 L-G 156 304 324 377 3...

AI summary This section presents a table comparing MVA fault levels at various substations before and after the installation of IR141, an Independent Renewable Generation Facility. It highlights the changes in fault levels and the percentage increase in fault levels after the installation.

The increased fault levels supplied by IR141 and the new 336ACSR conductor for L-5533 do not exceed the rating of any circuit breaker in nearby substations as can be seen on the table below: Substation Lowest Rated Breaker Breaker Rating i...

AI summary The fault levels from IR141 and the new 336ACSR conductor on L-5533 do not exceed the ratings of nearby substation circuit breakers, as demonstrated in the provided table. No breaker upgrades are required.

Adding a 6 Mvar capacitor bank at 34.5kV bus with IR141 at +0.95 PF (30 MW, 9.8 Mvar) will allow the power factor requirement at the 69kV IR141 to be met +0.95 PF (29.5 MW, 10.4 Mvar): 34.5kV Cap Bank ( Mvar) IR141 MW IR141 Mvar IR141 PF I...

AI summary The document presents a table analyzing the impact of adding a 6 Mvar capacitor bank at the 34.5kV bus with an Independent Renewable Generation Facility (IR141) on power factor requirements and voltage levels at different points in the electrical system.

The steady state load flow includes the following 24 contingencies: Order Contingency From Substation To Substation 1 L5026 GULCH PARADISE 2 L5531 GULCH SISSIBOO 3 L5532 GULCH BIG FALL 4 L5535 SISSIBOO TUSKET 5 9W-T63/L6024 TUSKET 69 MILTO...

AI summary The document outlines 24 contingencies related to the steady state load flow in the power grid, including various transmission lines and substations involved. These contingencies are part of the analysis for load flow studies, which are essential for ensuring grid reliability and performance.

The voltage step change at the nearest substation with customers (77V-Conway substation) with IR141 OFF and ON is tabulated below: Voltage at 77V-Conway in per unit Base Case Winter Peak Summer Peak Light Load IR141 OFF 0.993 1.025 1.030 I...

AI summary The voltage step change at the 77V-Conway substation with IR141 OFF and ON is analyzed. While the changes for Summer Peak and Light Load are within acceptable limits, the Winter Peak change exceeds 2.5%, necessitating coordination of IR141's ramp rate with NSPI's voltage control devices.

With the 575V/34.5kV transformers at tap ratio of 1/1 and the main 34.5kV/69kV transformer at tap 0.975/1, as the voltage at 13V-Gulch swings from 0.9 per unit to 1.1 per unit, the voltage at the machine terminal remains within its operati...

AI summary The voltage at the 13V-Gulch location varies between 0.9 and 1.1 per unit, but the transformer tap settings ensure that the voltage at the machine terminal remains within its operating range, confirming the appropriateness of the selected tap ratios.

13V-Gulch Voltage IR141 Terminal Voltage in per unit in per unit 0.90 0.97 0.95 1.01 1.00 1.01 1.05 1.00 1.10 1.01 9 Voltage Flicker

AI summary The document presents a table comparing the 13V-Gulch Voltage and IR141 Terminal Voltage in per unit values across various levels. The section titled 'Voltage Flicker' is mentioned on page 60-0, indicating a potential discussion on voltage fluctuations or instability.

With the SVC modelled at the 69kV bus at 9W-Tusket, the simulations show that the system is stable and well damped for all the contingencies considered for light load, summer peak, and winter peak as can be seen on Appendix_5. With a combi...

AI summary The document discusses system stability simulations with an SVC and switched shunts at the 69kV bus at 9W-Tusket, showing stability across various load conditions. Voltage set points and time delays for the shunts are outlined for further design and commissioning.

Non-binding preliminary cost estimates (in 2008 and excluding applicable taxes) for the above mentioned system upgrades are shown on the table below: Post_IR141 System Upgrades Preliminary Cost Estimate ($ CAN) 1) Upgrade L-5533 metering e...

AI summary The document presents non-binding preliminary cost estimates for system upgrades related to IR141 in 2008, excluding applicable taxes. These estimates include metering equipment upgrades, installation of an SPS, new transmission lines, and SCADA integration, with a total estimated cost of $7,337,000. A Facility Study will determine final cost estimates.

- 34.5 kV collection lines (to link the wind turbines to the substation); - 575V 34.5kV range pad transformers located beside each turbine; - substation (to step up the electric output from 34.5 kV to 69 kV); - access roads; - transmission...

AI summary The text outlines the infrastructure components of a wind power project, including 34.5 kV collection lines, transformers, a substation, access roads, a transmission line to the Conway substation, and crane pads. The project does not include maintenance buildings, and the substation area will be fenced and graveled.

Table 2.2 Typical Project Activities Site Preparation and Construction Installation of substation equipment Onsite substation equipment will be installed within a fenced yard that will be surfaced with gravel.

AI summary The text describes the installation of substation equipment within a fenced gravel yard as part of site preparation and construction activities.

- ELECTRICAL TO .2 Confirm proper materials for installation used BE COMMISSIONED as per the specifications. - (Cont'd) .3 Megger all cables. - .4 Confirm cables undamaged. - .5 Measure and record amperage and voltage on primary and second...

AI summary The text outlines a series of installation and commissioning checks for electrical infrastructure, including transformers, cables, conduits, and power factor capacitors. It emphasizes verification of materials, measurements, grounding, and proper installation procedures.

SECTIONS - 1.2 RELATED .1 Section 01 10 00 General Requirements. - .2 Section 01 91 13 Commissioning (Cx) Requirements. - .3 Section 01 91 41 Commissioning Training. - .4 Appendix A1 Commissioning Forms. - 1.3 INSTALLATION/ .1 Include the...

AI summary This section outlines commissioning requirements, including installation and start-up checklists, training, and forms. It emphasizes the use of standardized checklists by installers and the role of the Owner's Representative in providing project-specific commissioning forms.

accurate to position intended, and position hanger SkyPower Corporation Digby Wind Power Project Contract 090630.00 Common Work Results - Electrical Section 26 05 00 Page 10 June 2009 .4 Perform tests Accordance with this section as noted...

AI summary The text outlines technical procedures for load balancing and electrical testing as part of the Digby Wind Power Project under Contract 090630.00. It includes instructions for measuring phase currents, adjusting transformer taps, and submitting reports on electrical system performance.

- QUALITY CONTROL .1 Power generation and distribution system (Cont'd) including phasing, voltage, grounding and load balancing. - .2 Circuits originating from branch distribution panels. - .3 Lighting and its control. - .4 Motors, heaters...

AI summary The text outlines quality control procedures for power generation and distribution systems, including insulation resistance testing, Hipot testing, and cleaning requirements for shop-painted equipment. It emphasizes the need for testing in the presence of the Owner's Representative and submission of test results for review.

- 3.1 INSTALLATION .1 Install primary conductors on pole lines in accordance with Section 33 71 20 - Electrical Pole Lines and Hardware and as indicated by design drawings. All terminal details will be supplied on the "Issued for Construct...

AI summary The text specifies that primary conductors must be installed on pole lines following the guidelines in Section 33 71 20 and as indicated by design drawings, with terminal details provided on 'Issued for Construction' drawings.

- .2 Install primary cables in ducts in accordance with Section 26 05 44 - Installation of Cables in Trenches and in Ducts and as indiated by design drawings. SkyPower Corporation Digby Wind Power Project Contract 090630.00 Wire and Box Co...

AI summary The text outlines specifications for the installation of primary cables in ducts, referencing specific sections and standards such as CSA C22.2 No.65 and EEMAC 1Y-2 for wire connectors and related hardware. It provides detailed material requirements and standards for electrical components used in the Digby Wind Power Project.

- .3 Install bushing stud connectors in accordance with EEMAC 1Y-2. SkyPower Corporation Digby Wind Power Project Contract 090630.00 Wire and Cables (0-1000V) Section 26 05 21 Page 1 June 2009 .7 Fastenings: .1 One hole steel straps to sec...

AI summary The text provides technical specifications for installing bushing stud connectors and details requirements for wire and cable installations, including fastening methods, connector types, and approval standards for power and control cables in the Digby Wind Power Project.

PART 3 - EXECUTION - 3.1 GROUNDING .1 Install continuous grounding system including, INSTALLATION electrodes, conductors, connectors and accessories in accordance with CSA C22.2 No.0.4 and requirements of local authority having jurisdictio...

AI summary This section outlines requirements for grounding systems, including installation standards, protection of conductors, and compliance with specific codes and manufacturer instructions.

- .6 Use mechanical connectors for grounding connections to equipment provided with lugs. SkyPower Corporation Digby Wind Power Project Contract 090630.00 Grounding - Primary Section 26 05 27 Page 3 June 2009 3.1 GROUNDING INSTALLATION (Co...

AI summary The document outlines specific grounding installation requirements for electrical equipment in the Digby Wind Power Project, including the use of mechanical connectors, cable sizes, and electrode installation procedures. It addresses the grounding of various components such as transformers, circuit breakers, and metallic piping.

conductors is not permitted. SkyPower Corporation Digby Wind Power Project Contract 090630.00 Grounding - Secondary Section 26 05 28 Page 2 June 2009 2.1 EQUIPMENT (Cont'd) .5 Ground bus: copper, size as indicated, complete with insulated...

AI summary The text outlines specifications for grounding systems in the Digby Wind Power Project, including materials, installation requirements, and acceptable manufacturers for grounding components. It emphasizes the use of copper conductors, specific connectors, and installation guidelines to ensure compliance with engineering and jurisdictional standards.

enclosure joints, where such bonding is not SkyPower Corporation Digby Wind Power Project Contract 090630.00 Grounding - Secondary Section 26 05 28 Page 3 June 2009 3.1 INSTALLATION GENERAL (Cont'd) .9 Install separate ground conductor to...

AI summary The text outlines specific grounding installation requirements for electrical systems, including the use of separate ground conductors, bonding methods, and electrode installation procedures. These guidelines are part of the SkyPower Corporation's Digby Wind Power Project, Contract 090630.00.

- .2 Install size 2 identification labels indicating system name voltage and phase. SkyPower Corporation Digby Wind Power Project Contract 090630.00 Outlet Boxes, Conduit Boxes and Fittings Section 26 05 32 Page 1 June 2009 .2 Knock-out fi...

AI summary The text provides installation instructions for outlet boxes and conduit fittings as part of the Digby Wind Power Project under Contract 090630.00. It outlines requirements for knock-out fillers, conduit outlet bodies, support methods, and labeling procedures.

- .5 Install treated planks on lower cables 0.6 m in each direction at crossings. SkyPower Corporation Digby Wind Power Project Contract 090630.00 Installation of Cables in Trenches and In Ducts Section 26 05 44 Page 3 June 2009 3.1 DIRECT...

AI summary The text outlines specific installation requirements for cables in the Digby Wind Power Project, including the use of treated planks, proper cable installation techniques, use of approved lubricants, marking procedures, reinstatement of disturbed areas, and quality control measures such as testing and continuity checks.

- .5 Pre-acceptance tests. - .1 After installing cable but before splicing and terminating, perform insulation resistance test with each phase conductor. Test shall be performed at 500V for cables with 300V insulation, at 1000V for cables...

AI summary The text outlines pre-acceptance and acceptance tests for cable installations, specifying insulation resistance tests at various voltages, high potential testing, leakage current testing, and requirements for documenting and reporting test results to the Owner's Representative.

SkyPower Corporation Outdoor Substation Section 26 11 01 Digby Wind Power Project Page 1 Contract 090630.00 June 2009 PART 1 - GENERAL 1.1 THIS SECTION INCLUDES .1 Equipment and materials supply, installation, testing and commissioning of...

AI summary The document outlines the specifications for the installation of an outdoor substation as part of the Digby Wind Power Project. It includes details on equipment supply, installation, testing, and commissioning, as well as references to related sections and standards.

.1 ANSI/IEEE C57.12.90 Standard Test Code for Liquid-Immersed Distribution, Power, and Regulating .2 ANSIC29.9, Wet-Process Porcelain Insulators SkyPower Corporation Digby Wind Power Project Contract 090630.00 Outdoor Substation Section 26...

AI summary The text outlines requirements for submitting operation and maintenance data for an outdoor substation as part of the Digby Wind Power Project under Contract 090630.00. It specifies the format and quantity of required submissions, including paper and electronic copies of maintenance data.

.1 Non explosion type, with grey station post type insulators, operating hook stick and mounting bracket. SkyPower Corporation Outdoor Substation Section 26 11 01 Digby Wind Power Project Page 6 Contract 090630.00 June 2009 - 2.2 CONTRACTO...

AI summary The text describes a non-explosion type outdoor substation with specific components such as grey station post type insulators, operating hook stick, and mounting bracket. It also references a contract related to the Digby Wind Power Project.

- .3 Arc flash labels and signs in compliance with CSA-Z462. SkyPower Corporation Digby Wind Power Project Contract 090630.00 Outdoor Substation Section 26 11 01 Page 7 June 2009 2.2 CONTRACTOR- SUPPLIED PRODUCTS (Cont'd) .20 (Cont'd) .4 D...

AI summary The text outlines requirements for arc flash labels and signs in compliance with CSA-Z462, and details specifications for a substation building and related equipment under Contract 090630.00 for the Digby Wind Power Project.

CONTROL 1.1 RELATED WORK .1 Purchase, deliver to place of installation and install three (3) single phase 37.5kVA, station service transformers in three phase Y/Y configuration on substation structural frame. 1.2 RELATED SECTIONS .1 .2 Sec...

AI summary The document outlines specifications for the installation of three single-phase 37.5kVA station service transformers in a substation, referencing various sections of the specification and applicable standards including those from the Canadian Standards Association and the American National Standards Institute.

- .10 Check for grounding and neutral continuity between primary and secondary circuits of transformer. SkyPower Corporation Liquid Filled Power Section 26 12 15 Digby Wind Power Project Transformers Page 1 Contract 090630.00 June 2009 PAR...

AI summary The document outlines the requirements for the installation and commissioning of a three-phase liquid-filled power transformer as part of the Digby Wind Power Project. It references various standards and sections related to transformer installation, grounding, and commissioning procedures.

- .3 C57.12.80, Terminology for Power and Distribution Transformers SkyPower Corporation Liquid Filled Power Section 26 12 15 Digby Wind Power Project Transformers Page 2 Contract 090630.00 June 2009 1.3 REFERENCES .4 (Cont'd)

AI summary This document references a transformer-related standard (C57.12.80) and includes a table with information about a transformer used in the Digby Wind Power Project, along with a contract reference and date.

CSAC2. SkyPower Corporation Digby Wind Power Project Contract 090630.00 Pad Mounted, Liquid Filled, Medium Voltage Transformers Section 26 12 19 Page 2 June 2009 2.3 WARNING SIGNS .1 Provide warning signs in accordance with Section 26 05 0...

AI summary The document outlines installation and quality control procedures for pad-mounted, liquid-filled, medium-voltage transformers under the Digby Wind Power Project. It includes warnings, inspection requirements, installation steps, and testing protocols to ensure compliance with electrical standards.

- 3.3 FIELD QUALITY .3 Inspect primary and secondary connections for CONTROL tightness and for signs of overheating. - .4 Inspect and clean bushings and insulators. - .5 Check oil level and temperature indicators. - .6 Set transformer taps...

AI summary This section outlines field quality inspection procedures for transformers, including checking connections, bushings, oil levels, transformer taps, leaks, rusting, fuses, grounding, and neutral continuity.

1.4 SHOP DRAWINGS .1 Submit shop drawings and product data in accordance 1.5 CLOSEOUT .1 Provide operation and maintenance data for isolating SUBMITTALS switches for incorporation into manual specified in Section 01 10 00. operated switche...

AI summary The text outlines technical specifications and requirements for shop drawings, product data, and maintenance materials related to isolating switches and electrical pole lines, referencing industry standards such as CSA C22.2 No.58-M1989 (R2005) and NEMA.

2.1 CIRCUIT BREAKER .1 Ratings - .1 The distribution system shall be solidly grounded. - .2 The ratings for the circuit breaker assembly shall be as designated below or greater: - .1 kV, Nominal 34.5 - .2 kV, Maximum 38 - .3 kV, BIL, 200 -...

AI summary This section outlines the technical specifications for circuit breakers in the distribution system, including voltage ratings, interrupting capabilities, operating temperature ranges, and control voltage requirements.

2.1 CIRCUIT BREAKER .3 Functional Requirements - (Cont'd) .1 The circuit breaker shall be furnished with dual alarm and control schemes which monitor the operating system and the SF6 gas system (as applicable). The dual alarm and control s...

AI summary The functional requirements for the circuit breaker specify the need for dual alarm and control schemes, interface terminal blocks, alarm signals, remote control signals, and clear labeling of terminal strips. These requirements ensure reliable and safe operation of the circuit breaker.

.6 Grounding & Bonding .1 A ground bus of short-circuit rating equal to that of the integrated assembly shall be provided, maintaining electrical continuity throughout the circuit breaker assembly. SkyPower Corporation Medium Voltage Circu...

AI summary The text specifies that a ground bus with a short-circuit rating matching the integrated assembly must be provided to maintain electrical continuity throughout the circuit breaker assembly.

.18 Low-Voltage Components - .1 All low-voltage components, shall be located in grounded metal enclosures separate from all medium-voltage components to provide isolation, and shall be arranged to allow complete accessibility for operation...

AI summary The document outlines requirements for the installation of low-voltage components, emphasizing isolation from medium-voltage components through grounded metal enclosures and conduit. It specifies the use of guards for space heaters and guidelines for wiring arrangements.

.4 Identifying Nameplate - .1 The Circuit Breaker assembly shall be provided with one (1) nameplate, engraved on 3mm thick plastic lamicoid, with the Owner's numerical designation for the Circuit Breaker. - .2 The identifying nameplate sha...

AI summary This section outlines the requirements for the identification and installation of nameplates on circuit breakers, including specifications for material, size, and durability, as well as general material quality requirements for components.

- .1 Secondary circuit wiring of all auxiliary devices shall be checked to ensure correct functioning from initiating source (i.e. SkyPower Corporation Digby Wind Power Project Contract 090630.00 Medium Voltage Circuit Breakers Section 26...

AI summary The document outlines procedures for secondary circuit wiring checks, factory tests, and installation and commissioning of medium voltage circuit breakers for the Digby Wind Power Project. It specifies requirements for testing, documentation, and coordination with the Owner.

- .3 Secondary Resistance Test SkyPower Corporation Medium Voltage Circuit Breakers Section 26 18 00 Digby Wind Power Project Page 19 Contract 090630.00 June 2009 3.2 TESTING AND .2 (Cont'd) COMMISSIONING .2 (Cont'd) (Cont'd) .1 (Cont'd)

AI summary This section outlines the Secondary Resistance Test for medium voltage circuit breakers under the Digby Wind Power Project Contract 090630.00. It references testing procedures and standards relevant to electrical equipment.

2.1 RECLOSERS .1 Ratings - .1 The distribution system shall be solidly grounded. - .2 The ratings for the Recloser assembly shall be as designated below or greater: - .1 kV, Nominal 34.5 - .2 kV, Maximum 38 - .3 kV, BIL Minimum 150 - .4 Am...

AI summary This section outlines the technical specifications for reclosers in the distribution system, including voltage ratings, interrupting capabilities, operating times, and environmental conditions.

.4 Operating Mechanizm - .1 The Reclosers shall be provided with one operating mechanism for all three poles and shall be suitable for three-pole group opening and closing operations. - .2 The operating mechanism shall be fully-integrated...

AI summary The operating mechanism for reclosers must be fully integrated, hermetically sealed, and suitable for three-pole group operations. It should be maintenance-free and include all necessary accessories.

2.1 INSTRUMENT .1 Ratings - TRANSFORMERS .1 The transmission system shall be a solidly grounded 60 Hz system. - .2 The ratings for the Revenue Metering Units and the Instrument Transformers shall be as designated below or greater: - .1 Thr...

AI summary This section outlines the requirements for the transmission system and specifies the ratings for Revenue Metering Units and Instrument Transformers, including voltage ratings, accuracy, and thermal burden ratings.

- .5 All units shall be suitable for installation on galvanized steel substantion structure in an upright position. SkyPower Corporation Instrument Transformers Section 26 22 19 Digby Wind Power Project Page 5 Contract 090630.00 June 2009...

AI summary The text outlines specifications for the installation of units on galvanized steel substations and includes a table related to transformers and a construction section from a contract with SkyPower Corporation and the Digby Wind Power Project.

number and phase. SkyPower Corporation Digby Wind Power Project Contract 090630.00 Panelboard Breaker Type Section 26 24 17 Page 1 June 2009 .3 Sequence phase bussing with odd numbered breakers on left and even on right, with each breaker...

AI summary The document outlines specifications for panelboard breaker types and configurations for the Digby Wind Power Project under Contract 090630.00, including breaker placement, panelboard features, and compliance with industry standards.

- 3.1 INSTALLATION .1 Install fuses in mounting devices immediately before energizing circuit. - .2 Ensure correct fuses fitted to physically matched mounting devices. - .3 Ensure correct fuses fitted to assigned electrical circuit. - .4 E...

AI summary This section outlines procedures for the proper installation and use of fuses in electrical systems, specifying requirements for fuse types, placement, and spare quantities to ensure safety and functionality.

2.1 69 KV .1 Ratings - DISCONNECT SWITCH .1 The ratings for the integrated high-voltage disconnect shall be as designated below or greater: - .1 kV, Nominal: 69 - .2 kV, Maximum: 72.5 - .3 kV, BIL: 350 - .4 Amperes, Rated Continuous Curren...

AI summary This section outlines the required ratings for a high-voltage disconnect switch used in a 69 kV system, including voltage, current, and temperature specifications.

.2 General - .1 The 69 kV high-voltage disconnect shall be fully load-make and load-break rated. - .2 The 69 kV high-voltage disconnect shall be upright-mounting, rotating blade, vertical-break air disconnect switch, transformer switching...

AI summary The document outlines technical specifications for a 69 kV high-voltage disconnect switch, including its load ratings, mounting requirements, safety features, and operational mechanisms.

- .5 The 69 kV disconnect switch shall be mounted on the pre-fabricated galvanized steel support structure SkyPower Corporation Medium Voltage Section 26 28 22 Digby Wind Power Project Disconnect Switches Page 5 Contract 090630.00 June 200...

AI summary The text specifies that the 69 kV disconnect switch must be mounted on a pre-fabricated galvanized steel support structure. It also references the Digby Wind Power Project and Contract 090630.00, indicating a medium voltage section of the project.

2.2 34.5 KV .1 Ratings - DISCONNECT SWITCHES .1 The ratings for the integrated high-voltage disconnect shall be as designated below or greater: - .1 kV, Nominal: 34.5 - .2 kV, Maximum: 38 - .3 kV, BIL: 200 - .4 Amperes, Rated Continuous Cu...

AI summary This section outlines the technical specifications for 34.5 kV disconnect switches, including voltage ratings, current ratings, short-circuit withstand and interrupting capabilities, and operating temperature ranges for different designs.

- .1 Consideration will be given to side-break switches where the switches can be installed in the mounting configurations as indicated on design drawings under the requirements of the SkyPower Corporation Medium Voltage Section 26 28 22 D...

AI summary The document discusses the consideration of side-break switches for installation in specific mounting configurations as indicated on design drawings, under relevant requirements. It also references a contract related to disconnect switches for the Digby Wind Power Project.

.1 The Vendor shall provide a minimum of two (2) Form "a" and two (2) Form "b" contacts directly coupled to the Design "A" 34.5kV disconnect switch operator. SkyPower Corporation Medium Voltage Section 26 28 22 Digby Wind Power Project Dis...

AI summary The text specifies that the Vendor must provide a minimum of two Form 'a' and two Form 'b' contacts directly coupled to the Design 'A' 34.5kV disconnect switch operator. It also includes a table with information related to the Digby Wind Power Project and a contract reference.

- .5 Mount collector system arresters adjacent to line-side of cable terminations as indicated by design drawings

AI summary The text specifies the installation of collector system arresters adjacent to line-side of cable terminations as indicated by design drawings.

- .6 Mount substation arresters adjacent to primary conductor of protected appartus and connect line terminals to phase conductors. Connect ground terminals to ground grid. SkyPower Corporation Digby Wind Power Project Lighting Section 26...

AI summary This section outlines the installation requirements for substation arresters, specifying their placement adjacent to primary conductors and the connection of terminals to phase and ground conductors. It also includes a contract for the Digby Wind Power Project with references to various standards and related sections.

.3 cable tray. - .3 Single-mode self-supporting aerial Fiber optic cable shall be used.

AI summary The document specifies the use of single-mode self-supporting aerial fiber optic cable for installation in cable trays.

- .4 All Fiber optic cables shall meet CSA C22.1 Canadian Electrical Code, Part 1, and Section 56. SkyPower Corporation Fibre Optic Cable System Section 27 05 10 .4 Unless specified otherwise by design drawings, all Fiber optic patch cords...

AI summary The document outlines specifications for fiber optic cables and patch cords, including compliance with the CSA C22.1 Canadian Electrical Code, Part 1, and Section 56. It details requirements for custom-built patch cords, permitted use of Corning Cable Systems' products, and restrictions on the use of fiber optic patch cords between equipment rooms or buildings.

- INSTALLATION .14 All cables without Riser/FT4 rating, if used, (Cont'd) shall be enclosed in metallic conduit after building entrance. The maximum cable distance between building entry point and the beginning of conduit run shall be less...

AI summary The text outlines specific installation requirements for cables, including the use of metallic conduit, service loop installation, underground duct installation procedures, and riser cable installation guidelines. It emphasizes compliance with standards and safety measures to ensure proper cable placement and maintenance.

SkyPower Corporation Digby Wind Power Project Contract 090630.00 Concrete Encased Duct Banks Section 33 65 73 Page 3 June 2009 2.6 MARKERS .1 Concrete type cable markers: 600 x 600 x 100 mm, with words: "Cable", "Joint", "Conduit" impresse...

AI summary The document outlines specifications for the installation of concrete encased duct banks as part of the Digby Wind Power Project. It includes details on markers, duct spacers, and installation procedures, emphasizing compliance with design drawings and manufacturer instructions.

1.1 SECTION .1 Materials and installation for electrical pole lines INCLUDES and hardware. 1.2 RELATED .1 Section 01 10 00 - General Requirements. SECTIONS .2 Section 26 05 14 - Power Cable and Overhead Conductors (1001 V). .3 Section 26 0...

AI summary This section outlines the materials and installation requirements for electrical pole lines, including hardware, and references various Canadian and American standards and specifications that apply to components such as power cables, connectors, grounding, and insulators.

- .2 EEMAC2B-1, Wet Process Porcelain Insulators (Spool Type). SkyPower Corporation Digby Wind Power Project Contract 090630.00 Electrical Pole Lines and Hardware Section 33 71 20 Page 2 June 2009 1.4 PRODUCT DATA .1 Submit product data in...

AI summary This document outlines specifications for electrical pole lines and hardware for the Digby Wind Power Project, including standards for wood preservation, poles, crossarms, and insulators, with references to various Canadian and American standards.

COMMISSIONING FORMS Date Office Title: Manual close: Overtravel: Manual open: Overtravel: Main contacts closure: Phase A: Phase B: Phase C: Synchronization: Main arms clearance to ground: Opening clearance: Mechanical interlock to ground s...

AI summary The document outlines commissioning forms used for inspecting and testing electrical equipment, including checks for mechanical interlocks, grounding, switch positions, voltage, and operational parameters. It provides a structured checklist for ensuring proper installation and functionality.

Page Client: Date: Project Name: Prepared By: Section Project Number: Tested By: DEF'Y NO. DESCRIPTION (REFER TO REPORT PAGE NO.) CORRECTIONS CHECKED BY DATE COMMENTS List of Deficiencies Field Test Report Digby Wind Project UARB IR-12 Att...

AI summary This document is a field test report for the Digby Wind Project, focusing on the inspection of MV power cables. It includes checks for cable installation, tagging, identification, stress cones, and grounding at both the power and load ends.

COLLECTION SYSTEM STANDARDS Date Office Title: CBC • 06/30/09 Hfx COLLECTION Designed Drawn SYSTEM LO'K LO'K STANDARDS CBCL LIMITE _ 0 ISSUED FOR TENDER 6/30/09 LO'K RO'C Schedule SCHEDU IEC Consulting Enginee A ISSUED FOR FINAL REVIEW 06/...

AI summary The document outlines collection system standards for a wind power project in Digby, Nova Scotia, involving various engineering drawings and specifications issued for tender and final review. It includes details on protective bollards, pole settings, and overhead-to-underground transitions for electrical infrastructure.

- 1. MEASURE A DISTANCE OF 30m FROM POLE 'B' TOWARDS POLE 'A' AND PLACE A MARK/STAKE. 2. MEASURE A DISTANCE OF 30m FROM POLE 'B' TOWARDS POLE 'C' AND PLACE A MARK/STAKE. - MEASURE THE OFFSET, i.e. THE SHORTEST DISTANCE FROM POLE 'B' TO THE...

AI summary The document provides detailed instructions for measuring distances between poles, installing stub poles, guy guards, and insulators, and positioning guy wires. These guidelines ensure proper installation and safety in electrical infrastructure.

8:47 - CONTRACTOR SHALL SECURE CABLE GUARD (B.O.M. #H26) USING ALUMINUM STRAPS (B.O.M. #H27) AT 1200mm INTERVALS, OVER ALL THREE UNDERGROUND POWER CABLES AND CONNECT TO THE GROUND WIRE. - 3. STAPLE GROUND WIRE MOULDING TO POLE AT 600mm INT...

AI summary The text provides installation instructions for securing underground power cables using specific materials and intervals, including the use of cable guard and aluminum straps, and the stapling of ground wire molding to a pole.

- 1. MIN. BENDING RADIUS FOR CABLE TO BE TWELVE TIMES DIA. OF CABLE. - 2. FASTEN CABLES TO POLE WITH KELLEMS GRIP. - STRAP CABLE TO POLE AT 3000mm INTERVALS USING SYLVANIA 1516 50mm CABLE STRAPS OR APPROVED EQUIVALENT. - 4. BOND U/G CABLE...

AI summary The document outlines technical specifications for cable installation on poles, including minimum bending radius, fastening methods, spacing requirements, grounding procedures, and communication wiring placement.

- 1. TIE WIRE SHALL BE 1220mm IN LENGTH FOR NEUTRAL CONDUCTOR UP TO AND INCLUDING #1/0 AWG ACSR, 1270mm FOR NEUTRAL CONDUCTOR ABOVE #1/0 AWG ACSR UP TO AND INCLUDING #2/0 AWG ACSR, 1320mm FOR NEUTRAL CONDUCTOR LARGER THAN #2/0 AWG ACSR UP...

AI summary The document outlines specific technical specifications for tie wire lengths based on the size of the neutral conductor in overhead line construction, emphasizing tight turns and the use of pliers only for twisting tie ends.

- 5. COMMUNICATIONS WIRING SHALL BE SECURED TO THE POLE AT 1m BELOW THE SYSTEM NEUTRAL/GROUND WIRE. BILL OF MATERIALS (TABLE E9211-1) ITEM QTY. DESCRIPTION STD. OF ACCEPTANCE C2b 1 CROSSARM, DOUGLAS FIR, CLASS '1' AS PER CSA STD. 0116, 6 P...

AI summary This section specifies the requirement for securing communications wiring to a pole at 1m below the system neutral/ground wire. It includes a table detailing the bill of materials for specific components with standards of acceptance and suppliers.

- 1. INSTALL DOUBLE CROSSARMS ON THE SIDE OF POLE OPPOSITE THE PHASE CONDUCTORS IF THE PHASE CONDUCTORS ARE #4/O ACSR/AASC OR LARGER. MAINTAIN SPACE BETWEEN THE TWO CROSSARMS USING MULTIPLE WASHERS (B.O.M. ITEM No. H10). - 2. ALL DIMENSION...

AI summary The text provides installation instructions for double crossarms on utility poles, specifying that they should be installed on the side opposite the phase conductors if the conductors are #4/O ACSR/AASC or larger. It also mentions maintaining space between crossarms using washers and indicates that all dimensions are in millimetres.

- 3. COMMUNICATIONS WIRING SHALL BE SECURED TO THE POLE AT 1m BELOW THE SYSTEM NEUTRAL/GROUND WIRE. BILL OF MATERIALS (TABLE E9215-1) ITEM QTY. DESCRIPTION STD. OF ACCEPTANCE C2b 3 CROSSARM, DOUGLAS FIR, CLASS '1' AS PER CSA STD. 0116, 6 P...

AI summary The text provides specifications for securing communications wiring to poles and includes a bill of materials with standardized components and suppliers. It references Canadian Standards Association (CSA) standards and includes details about materials, quantities, and suppliers for various hardware items used in the installation.

- 4. COMMUNICATIONS WIRING SHALL BE SECURED TO THE POLE AT 1m BELOW THE SYSTEM NEUTRAL/GROUND WIRE. BILL OF MATERIALS (TABLE E9216-1) ITEM QTY. DESCRIPTION STD. OF ACCEPTANCE C2b 3 CROSSARM, DOUGLAS FIR, CLASS '1' AS PER CSA STD. 0116, 6 P...

AI summary The document outlines specifications for securing communications wiring to a pole at 1m below the system neutral/ground wire, along with a detailed bill of materials listing components such as crossarms, bolts, washers, and guy hooks, each with specific standards and suppliers.

- 5. INSTALL CRIMPIT OR AMPACT CONNECTORS ONLY AS REQUIRED; CONDUCTOR SHALL PREFERABLY BE CONTINUOUS UNLESS INDICATED OTHERWISE. BILL OF MATERIALS (TABLE E9218-1) H25b os req'd WEDGE-TYPE CONNECTOR, SUITABLE FOR ALUMINUM OR ACSR (FOR CONDU...

AI summary The text outlines installation requirements for specific electrical connectors and lists materials required for a project, including certified connectors and insulators with specific technical specifications.

- 1. TIE WIRE SHALL BE 1220mm IN LENGTH FOR NEUTRAL CONDUCTOR UP TO AND INCLUDING #1/0 AWG ACSR, 1270mm FOR NEUTRAL CONDUCTOR ABOVE #1/0 AWG ACSR UP TO AND INCLUDING #2/0 AWG ACSR, 1320mm FOR NEUTRAL CONDUCTOR LARGER THAN #2/0 AWG ACSR UP...

AI summary The text outlines specifications for tie wire lengths based on the size of the neutral conductor, requirements for tightening turns, unit of measurement, and the applicability of the drawing for overhead line construction with specific turn limitations.

- THE POINT OF CONNECTION OF THE COMMUNICATION WIRE TO THE POLE SHALL BE DICTATED BY THE LOCATION OF THE SYSTEM NEUTRAL OR GROUND WIRE, BUT SHALL AT NO TIME BE CONNECTED AT ANY LESS THAN 2500mm ABOVE FINISHED GRADE. - 2. FOR SPANS EXCEEDIN...

AI summary The text outlines technical specifications for the installation of communication wires and fibre-optic cables, including the minimum height for connections and reinforcement requirements for long spans.

- 1. THE POINT OF CONNECTION OF THE COMMUNICATION WIRE TO THE POLE SHALL BE DICTATED BY THE LOCATION OF THE SYSTEM NEUTRAL OR GROUND WIRE, BUT SHALL AT NO TIME BE CONNECTED AT ANY LESS THAN 2500mm ABOVE FINISHED GRADE.

AI summary The regulation specifies that the point of connection for the communication wire to the pole must be determined by the location of the system neutral or ground wire and must not be connected below 2500mm above finished grade.

- 2. FOR LINE ANGLES UP TO AND INCLUDING 5°, MOUNT BRACKET ON THE ROAD SIDE OF THE POLE; FOR ANGLES 6° OR GREATER, MOUNT BRACKET ON THE OPPOSITE SIDE OF THE POLE RELATIVE TO THE GUY ATTACHMENT. BILL OF MATERIALS (TABLE E9402-1) ITEM QTY. D...

AI summary The text outlines installation instructions for brackets on poles based on line angles and includes a bill of materials with specifications for various components, referencing Canadian Standards Association (CSA) standards. It also contains a drawing with details related to a project, including dates and revision information.

BILL OF MATERIALS Date Office Title: A3c each RISER POLE GAPLESS METAL-OXIDE VARISTER DISTRIBUTION-CLASS SURGE ARRESTER, 7.65kV MCOV, DESIGNED TO IEEE Std. C62.22, TESTED TO IEEE Std. C62.11, 675N-m CANTILEVER STRENGTH (MIN.), TINNED COPPE...

AI summary The document contains a bill of materials for various surge arresters used in a power distribution project, including specifications referencing IEEE standards. It also mentions the Digby Wind Power Project and references SkyPower Corp as the client.

PRE-PURCHASED EQUIPMENT PROCUREMENT SPECIFICATIONS Г Date Office Title: DOCUMEN NT IN IDEX Project: DIGBY W IND POW ER PROJ JECT Schedule 3.00 ı Page No. - 4 1 of 1 DOCUMENT NUMB ER TITLE REV SION 090630-8 SP-E0 1 Digby Wir nd Power F Proj...

AI summary The text outlines procurement specifications for equipment related to the Digby Wind Power Project and other electrical infrastructure, including high-voltage circuit breakers, reactive power static compensators, and power transformers. The document includes technical data, drawings, and project details.

1.2 Ratings - 1.2.1 The distribution system shall be solidly grounded.

AI summary The distribution system is required to be solidly grounded as per the ratings section of the document.

- 1.2.2 The ratings for the circuit breaker assembly shall be as designated below or greater: .1 kV, Nominal 69 .2 kV, Maximum 72.5 .3 kV, BIL Minimum 350 .4 kV, Dry Withstand (60Hz) 160 .5 kV, Wet Withstand (10 sec) 140 .6 Amperes, Rated...

AI summary The document outlines the technical specifications for a circuit breaker assembly, including voltage ratings, current capacities, interrupting times, and operating temperature ranges. These specifications ensure the circuit breaker meets safety and performance standards.

Base System Ratings: .1 Dynamic VAR Compensation – steady state, MVAr To be provided by Vendor .2 Dynamic VAR Compensation – short time, MVAr To be provided by Vendor .3 Switched Static Shunt Capacitor Banks, MVAr To be provided by Vendor...

AI summary The document outlines technical specifications for dynamic VAR compensation, switched static shunt capacitor banks, power inverter assemblies, system control, monitoring, and shunt capacitor banks. Key parameters include reactive power capability, efficiency, harmonic profiles, voltage control, and communication protocols, with many details to be provided by the vendor.

r outage hold-up of critical data, control and signals. - 1.5.5 The system shall continually regulate the desired system parameters and control the shunt capacitor banks. The Vendor shall specify the number of switching stages and capacito...

AI summary This section outlines requirements for system regulation, specifically the continuous regulation of desired system parameters and control of shunt capacitor banks. The vendor is required to specify the number of switching stages and capacitor banks.

1.7 Protections - 1.7.1 The Reactive Power Static Compensator (STATCOM) System protections shall be properly coordinated to prevent incorrect operation of its or other system protection devices. Protective schemes shall be designed such th...

AI summary This section outlines protection requirements for the STATCOM system, including coordination of protection schemes, fault detection, and compliance with electrical standards. It emphasizes the need for individual protection for power modules and compliance with CSA standards for high voltage transformers.

2.2.1 Electrical System Data .1 Nominal Primary Voltage kV 34.5 .1 Nominal Secondary Voltage V 690 .2 Nos. of Phases and Wiring 3Ph, 3W .6 Nominal frequency Hz 60 .5 Maximum Fault Current (RMS Symmetrical) kA 25 2.3 Environmental Conditions

AI summary The document provides technical specifications for an electrical system, including nominal voltages, frequency, and maximum fault current, and mentions environmental conditions related to the system.

- .1 Repair faults detected during television inspection. Repeat television inspection at no cost to Owner. END STANDARD SPECIFICATIONS SECTION 33 51 00 FOR NATURAL GAS MUNICIPAL SERVICES DISTRIBUTION PIPING JANUARY 2009 INDEX TO CLAUSES

AI summary The text outlines a repair requirement for faults detected during a television inspection of natural gas distribution piping, with a repeat inspection to be conducted at no cost to the Owner. It references standard specifications for municipal services and includes an index to clauses.

- 3.8 Records END STANDARD SPECIFICATION FOR MUNICIPAL SERVICES NATURAL GAS SECTION 33 51 00 DISTRIBUTION PIPING PAGE 2 JANUARY 2009 3.2 Trench Preparation .1 Trench excavation, bedding and compaction will be in accordance with natural gas...

AI summary This section outlines the standards and procedures for trench preparation, pipe laying, backfilling, reinstatement, and testing of natural gas distribution piping in accordance with the natural gas distribution company's standards and CSA Z662 specifications.