1、USACE / NAVFAC / AFCEC / NASA UFGS-26 35 33.00 40 (August 2013)-Preparing Activity: NASA SupersedingUFGS-26 35 33.00 40 (August 2010)UNIFIED FACILITIES GUIDE SPECIFICATIONSReferences are in agreement with UMRL dated July 2013*SECTION TABLE OF CONTENTSDIVISION 26 - ELECTRICALSECTION 26 35 33.00 40PO
2、WER FACTOR CORRECTION EQUIPMENT08/13PART 1 GENERAL1.1 REFERENCES1.2 SUBMITTALS1.3 QUALITY ASSURANCE1.4 PREDICTIVE TESTING AND INSPECTION TECHNOLOGY REQUIREMENTSPART 2 PRODUCTS2.1 FABRICATION2.2 COMPONENTS2.2.1 Metal-Enclosed Shunt Capacitor Equipment2.2.2 Pole Line Capacitors2.2.3 Metal-Enclosed Low
3、Voltage Capacitors2.2.4 Prevention of Corrosion2.3 FACTORY TESTINGPART 3 EXECUTION3.1 INSTALLATION3.2 FIELD TESTING- End of Section Table of Contents -SECTION 26 35 33.00 40 Page 1Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-*USACE / NAVFAC / AFC
4、EC / NASA UFGS-26 35 33.00 40 (August 2013)-Preparing Activity: NASA SupersedingUFGS-26 35 33.00 40 (August 2010)UNIFIED FACILITIES GUIDE SPECIFICATIONSReferences are in agreement with UMRL dated July 2013*SECTION 26 35 33.00 40POWER FACTOR CORRECTION EQUIPMENT08/13*NOTE: This guide specification co
5、vers the requirements for metal-enclosed shunt capacitor equipment. Drawings should show voltage and kilovar ratings and mounting and connection details.Adhere to UFC 1-300-02 Unified Facilities Guide Specifications (UFGS) Format Standard when editing this guide specification or preparing new projec
6、t specification sections. Edit this guide specification for project specific requirements by adding, deleting, or revising text. For bracketed items, choose applicable items(s) or insert appropriate information.Remove information and requirements not required in respective project, whether or not br
7、ackets are present.Comments, suggestions and recommended changes for this guide specification are welcome and should be submitted as a Criteria Change Request (CCR).*PART 1 GENERAL*NOTE: If Section 26 00 00.00 20 BASIC ELECTRICAL MATERIALS AND METHODS is not included in the project specification, ap
8、plicable requirements therefore should be inserted and the following paragraph deleted.*Section 26 00 00.00 20 BASIC ELECTRICAL MATERIALS AND METHODS applies to work specified in this section.1.1 REFERENCES*NOTE: This paragraph is used to list the publications cited in the text of the guide SECTION
9、26 35 33.00 40 Page 2Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-specification. The publications are referred to in the text by basic designation only and listed in this paragraph by organization, designation, date, and title.Use the Reference Wi
10、zards Check Reference feature when you add a RID outside of the Sections Reference Article to automatically place the reference in the Reference Article. Also use the Reference Wizards Check Reference feature to update the issue dates.References not used in the text will automatically be deleted fro
11、m this section of the project specification when you choose to reconcile references in the publish print process.*The publications listed below form a part of this specification to the extent referenced. The publications are referred to within the text by the basic designation only.ASTM INTERNATIONA
12、L (ASTM)ASTM A1008/A1008M (2012a) Standard Specification for Steel, Sheet, Cold-Rolled, Carbon, Structural, High-Strength Low-Alloy and High-Strength Low-Alloy with Improved Formability, Solution Hardened, and Bake HardenedINSTITUTE OF ELECTRICAL AND ELECTRONICS ENGINEERS (IEEE)IEEE 18 (2012) Standa
13、rd for Shunt Power CapacitorsNATIONAL AERONAUTICS AND SPACE ADMINISTRATION (NASA)RCBEA GUIDE (2004) NASA Reliability Centered Building and Equipment Acceptance GuideU.S. GENERAL SERVICES ADMINISTRATION (GSA)FED-STD-595 (Rev C; Notice 1) Colors Used in Government Procurement1.2 SUBMITTALS*NOTE: Revie
14、w Submittal Description (SD) definitions in Section 01 33 00 SUBMITTAL PROCEDURES and edit the following list to reflect only the submittals required for the project.The Guide Specification technical editors have designated those items that require Government approval, due to their complexity or cri
15、ticality, with a “G.“ Generally, other submittal items can be reviewed by the Contractors Quality Control System. Only add a “G” to an item, if the submittal is sufficiently important or complex in context of SECTION 26 35 33.00 40 Page 3Provided by IHSNot for ResaleNo reproduction or networking per
16、mitted without license from IHS-,-,-the project.For submittals requiring Government approval on Army projects, a code of up to three characters within the submittal tags may be used following the “G“ designation to indicate the approving authority. Codes for Army projects using the Resident Manageme
17、nt System (RMS) are: “AE“ for Architect-Engineer; “DO“ for District Office (Engineering Division or other organization in the District Office); “AO“ for Area Office; “RO“ for Resident Office; and “PO“ for Project Office. Codes following the “G“ typically are not used for Navy, Air Force, and NASA pr
18、ojects.Choose the first bracketed item for Navy, Air Force and NASA projects, or choose the second bracketed item for Army projects.*Government approval is required for submittals with a “G“ designation; submittals not having a “G“ designation are for Contractor Quality Control approval.for informat
19、ion only. When used, a designation following the “G“ designation identifies the office that will review the submittal for the Government. Submit the following in accordance with Section 01 33 00 SUBMITTAL PROCEDURES:SD-02 Shop DrawingsConnection Diagrams; G; G, _Metal Enclosed Shunt Capacitor Equipm
20、ent; G; G, _Pole Line Capacitors; G; G, _Metal Enclosed Low-Voltage Capacitors; G; G, _Fabrication Drawings; G; G, _Capacitor Equipment; G; G, _Installation Drawings; G; G, _SD-03 Product DataMetal Enclosed Shunt Capacitor Equipment; G; G, _Pole Line Capacitors; G; G, _Metal Enclosed Low-Voltage Cap
21、acitors; G; G, _SD-06 Test ReportsHigh-Voltage Tests; G; G, _Insulation-Resistance Test; G; G, _Capacitance Value Test; G; G, _SECTION 26 35 33.00 40 Page 4Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SD-07 CertificatesCertificates for Capacitor E
22、quipment; G; G, _SD-08 Manufacturers InstructionsCapacitor Equipment ; G; G, _SD-10 Operation and Maintenance DataMetal-Enclosed Shunt Capacitor Equipment; G; G, _1.3 QUALITY ASSURANCESubmit certificates for capacitor equipment showing compliance with the referenced standards contained in this secti
23、on.1.4 PREDICTIVE TESTING AND INSPECTION TECHNOLOGY REQUIREMENTS*NOTE: The Predictive Testing and Inspection (PT&I) tests prescribed in Section 01 86 26.07 40 RELIABILITY CENTERED ACCEPTANCE FOR ELECTRICAL SYSTEMS are MANDATORY for all NASA _ assets and systems identified as Critical, Configured, or
24、 Mission Essential. If the system is non-critical, non-configured, and not mission essential, use sound engineering discretion to assess the value of adding these additional test and acceptance requirements. See Section 01 86 26.07 40 RELIABILITY CENTERED ACCEPTANCE FOR ELECTRICAL SYSTEMS for additi
25、onal information regarding cost feasibility of PT&I.*This section contains systems and/or equipment components regulated by NASAs Reliability Centered Building and Equipment Acceptance Program. This program requires the use of Predictive Testing and Inspection (PT&I) technologies in conformance with
26、 RCBEA GUIDE to ensure building equipment and systems installed by the Contractor have been installed properly and contain no identifiable defects that shorten the design life of a system and/or its components. Satisfactory completion of all acceptance requirements is required to obtain Government a
27、pproval and acceptance of the Contractors work.Perform PT&I tests and provide submittals as specified in Section 01 86 26.07 40 RELIABILITY CENTERED ACCEPTANCE FOR ELECTRICAL SYSTEMS.PART 2 PRODUCTS2.1 FABRICATIONSubmit connection diagrams indicating the relations and connections of the following it
28、ems by showing the general physical layout of all controls, the interconnection of one system (or portion of system) with another, and internal tubing, wiring, and other devices.Submit fabrication drawings for the following items consisting of fabrication and assembly details to be performed in the
29、factory.SECTION 26 35 33.00 40 Page 5Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-2.2 COMPONENTSSubmit catalog data and equipment and performance data for the following items including life, test, system functional flows, safety features, and mech
30、anical automated details.2.2.1 Metal-Enclosed Shunt Capacitor EquipmentMetal-enclosed shunt capacitor equipment for connection to 2,400-, 6,900-, and 13,200/13,800-volt, three-phase, 60-hertz circuits consists of a complete assembly of capacitor units including buses, connectors, current-limiting fu
31、ses, ventilating fans, switching devices, and controls housed in a weatherproof NEMA 3R metal enclosure in accordance with IEEE 18. Provide control and protective devices in accordance with Section 26 05 70.00 40 HIGH VOLTAGE OVERCURRENT PROTECTIVE DEVICES and Section 26 05 71.00 40 LOW VOLTAGE OVER
32、CURRENT PROTECTIVE DEVICES.Provide capacitor units consisting of polypropylene film and aluminum foil sections with series-parallel connections and discharge resistors contained in hermetically sealed welded steel cases with mounting flanges, immersed in a nonflammable liquid dielectric impregnant.
33、Capacitor housings are bonded zinc-coated steel, resistant to corrosion, weather, and abrasion. Seal two insulating bushings with clamp tunnel connectors to the case of each unit and electrically connected to the capacitor section assembly. Ensure characteristics of capacitor bushings are in accorda
34、nce with IEEE 18. Provide discharge resistors that reduce the residual voltage of the capacitor unit to 50 volts or less within 5 minutes after disconnection from the source of supply. Each capacitor has an individual insulating fuse. Ensure capacitors operate satisfactorily at 135 percent of rated
35、kilovars (kvar), 110 percent of rated voltage, and at ambient temperatures between minus 40 degrees to plus 46 degrees C minus 40 degrees to plus 115 degrees F. Ensure voltage and kvar ratings for enclosed outdoor capacitor units rated at 60-hertz is in accordance with IEEE 18. Capacitors for harmon
36、ic filter application or systems with high harmonic content are EXTREME duty, 55 degree C 131 degree F temp rating, 125 percent continuous over-voltage capability, 15kA fault handling capability, 100KA transient current withstand capability, and meets IEEE 18.Place pad-mounted capacitor equipment in
37、 weatherproof, self-supporting, ventilated unit sheet metal compartments joined together to form a continuous structure, with hinged access doors, base and roof sections, roof seam covers, and end trims. Provide flanged access doors that close against rubber or similar weatherproof gasketing materia
38、l. Provide ventilated openings with filtered louvers and stainless steel screened vents. Equip doors with latches, stops, and door-locking mechanism. Ensure base section is unit construction and supports capacitor equipment 100 millimeter 4-inches 150 millimeter 6-inches above the concrete foundatio
39、n. Design the base for jacking and skidding. Provide lifting lugs for unloading and moving equipment.Construct sheet metal enclosures from cold-rolled carbon-steel sheets of commercial quality with stretcher-level flatness not less than 3.0 millimeter 11 gage, in accordance with ASTM A1008/A1008M. R
40、einforce each compartment with structural members and welded together. Grind welds to a smooth flat surface before painting. Provide capacitor equipment with a ground terminal for grounding the stationary structure and equipment.Provide capacitor compartments with racks for mounting individual capac
41、itor units in one, two, or three tiers, with not more than two rows of units per SECTION 26 35 33.00 40 Page 6Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-tier. Enclosures having one row of units per tier are accessible from one side only.Phase an
42、d neutral buses for the connection and interconnection of capacitor units are bare rigid solid copper busbar of rectangular cross section, insulated from the enclosure. Contact surfaces of all main bus and cable tap connections are silver plated and bolted together to ensure maximum conductivity.Pha
43、se and neutral buses for the connection to underground cables and capacitor units are bare rigid silver plated solid copper busbar of rectangular cross-section insulated from the enclosure. Contact surfaces of all main bus connections are silver plated and bolted together to ensure maximum conductiv
44、ity.Ensure each capacitor unit is individually fused with current-limiting fuses that have an interrupting rating of 50,000 amperes and provide visual indication of fuse operation.Provide top of capacity compartments with thermostatically controlled fans for forced-air ventilation of capacitor units
45、 Provide each enclosure section with two cooling fans. Select fan motors that are for 115-volt, single-phase, 60-hertz current and individually fused or thermally protected. Ensure thermostats control the operation of fans within prescribed temperature limits.For power entrance compartments, include an i
