1、*USACE / NAVFAC / AFCEC / NASA UFGS-26 13 01 (August 2013)-Preparing Activity: NAVFAC NEWUNIFIED FACILITIES GUIDE SPECIFICATIONSReferences are in agreement with UMRL dated July 2013*SECTION TABLE OF CONTENTSDIVISION 26 - ELECTRICALSECTION 26 13 01PAD-MOUNTED DEAD-FRONT AIR INSULATED SWITCHGEAR08/13P
2、ART 1 GENERAL1.1 REFERENCES1.2 RELATED REQUIREMENTS1.3 DEFINITIONS1.3.1 Switched Way1.4 SUBMITTALS1.5 QUALITY ASSURANCE1.5.1 Switchgear Drawings1.5.2 Paint Coating System1.5.3 Fuse Time-Current Characteristic Curves1.6 MAINTENANCE1.6.1 Air Insulated Pad-mounted Switchgear Operation and Maintenance D
3、ataPART 2 PRODUCTS2.1 AIR INSULATED PAD-MOUNTED SWITCHGEAR2.1.1 Ratings and Test Requirements2.1.2 Switchgear Construction2.1.2.1 Pad-mounting Provisions2.1.2.2 Pad/Vault-mounting Provisions2.1.3 Load Interrupting Switched Ways2.1.4 Fused Ways2.1.4.1 Fuses2.1.5 Key Interlock2.1.6 Dead-Front High-Vol
4、tage Bushings2.2 Insulated High-Voltage Connectors2.3 Surge Arresters2.4 Grounding Provisions2.5 Fault Indicators2.6 SOURCE QUALITY CONTROL2.6.1 Switchgear Design and Production TestsPART 3 EXECUTION3.1 INSTALLATIONSECTION 26 13 01 Page 1Provided by IHSNot for ResaleNo reproduction or networking per
5、mitted without license from IHS-,-,-3.2 GROUNDING3.2.1 Grounding Electrodes3.2.2 Switchgear Grounding3.2.3 Connections3.2.4 Grounding and Bonding Equipment3.3 FOUNDATION FOR EQUIPMENT AND ASSEMBLIES3.4 FIELD QUALITY CONTROL3.4.1 Performance of Acceptance Checks and Tests3.4.1.1 Switchgear3.4.1.2 Gro
6、unding System3.4.2 Follow-Up Verification3.5 FIELD APPLIED PAINTING- End of Section Table of Contents -SECTION 26 13 01 Page 2Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-*USACE / NAVFAC / AFCEC / NASA UFGS-26 13 01 (August 2013)-Preparing Activit
7、y: NAVFAC NEWUNIFIED FACILITIES GUIDE SPECIFICATIONSReferences are in agreement with UMRL dated July 2013*SECTION 26 13 01PAD-MOUNTED DEAD-FRONT AIR INSULATED SWITCHGEAR08/13*NOTE: This guide specification covers the requirements for air insulated, dead-front, enclosed and non-enclosed, dead-front p
8、ad-mounted switchgear. This guide specification is not intended for Navy installations and will be used when specified for Army and Air Force projects.Adhere to UFC 1-300-02 Unified Facilities Guide Specifications (UFGS) Format Standard when editing this guide specification or preparing new project
9、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 brac
10、kets are present.Comments, suggestions and recommended changes for this guide specification are welcome and should be submitted as a Criteria Change Request (CCR).*NOTE: Use the following related guide specifications for power distribution equipment:-Section 26 08 00 APPARATUS INSPECTION AND TESTING
11、-Section 26 11 16 SECONDARY UNIT SUBSTATIONS-Section 26 11 13.00 20 PRIMARY UNIT SUBSTATIONS-Section 26 12 19.10 THREE-PHASE PAD-MOUNTED TRANSFORMERS-Section 26 12 19.20 SINGLE-PHASE PAD-MOUNTED TRANSFORMERS-Section 26 28 01.00 10 COORDINATED POWER SYSTEMS PROTECTION-Section 33 70 02.00 10 ELECTRICA
12、L DISTRIBUTION SYSTEM, UNDERGROUND-Section 33 71 01 OVERHEAD TRANSMISSION AND DISTRIBUTIONSECTION 26 13 01 Page 3Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Section 33 71 02.00 20 UNDERGROUND ELECTRICAL DISTRIBUTION*NOTE: Show the following infor
13、mation on the project drawings:1. Site Plan showing location, space available, and desired arrangement of switchgear.2. Single-line diagram showing: nominal system voltage; number and configuration of switched ways; type, number, and size of conductors for each circuit; and method of power cable ter
14、mination (600 ampere deadbreak connectors). Individually identify each switched way as load or fault interrupter and single-pole or three-pole tripping.3. Grounding Detail with ground rods, ground loop and interconnecting cables when interconnecting with other grounding systems or if multiple switch
15、es are provided.4. Special conditions, such as altitude, temperature and humidity, exposure to fumes, vapors, dust, and gases.*PART 1 GENERAL1.1 REFERENCES*NOTE: This paragraph is used to list the publications cited in the text of the guide specification. The publications are referred to in the text
16、 by basic designation only and listed in this paragraph by organization, designation, date, and title.Use the Reference Wizards 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 W
17、izards Check Reference feature to update the issue dates.References not used in the text will automatically be deleted from 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
18、to the extent referenced. The publications are referred to within the text by the basic designation only.SECTION 26 13 01 Page 4Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-ASTM INTERNATIONAL (ASTM)ASTM A167 (1999; R 2009) Standard Specification f
19、or Stainless and Heat-Resisting Chromium-Nickel Steel Plate, Sheet, and StripASTM D1535 (2013) Specifying Color by the Munsell SystemINSTITUTE OF ELECTRICAL AND ELECTRONICS ENGINEERS (IEEE)IEEE 386 (2006; INT 1 2011) Standard for Separable Insulated Connector Systems for Power Distribution Systems A
20、bove 600VIEEE C2 (2012; Errata 2012; INT 1-4 2012; INT 5 2013) National Electrical Safety CodeIEEE C37.74 (2003; Int 1 2004) Standard Requirements for Subsurface, Vault, and Pad-Mounted Load-Interrupter Switchgear and Fused Load-Interrupter Switchgear for Alternating Current Systems Up to 38 kVIEEE
21、C57.12.28 (2005; INT 3 2011) Standard for Pad-Mounted Equipment - Enclosure IntegrityIEEE C57.12.29 (2005) Standard for Pad-Mounted Equipment - Enclosure Integrity for Coastal EnvironmentsIEEE C62.11 (2012) Standard for Metal-Oxide Surge Arresters for Alternating Current Power Circuits (1kV)INTERNAT
22、IONAL ELECTRICAL TESTING ASSOCIATION (NETA)NETA ATS (2013) Standard for Acceptance Testing Specifications for Electrical Power Equipment and SystemsNATIONAL FIRE PROTECTION ASSOCIATION (NFPA)NFPA 70 (2011; Errata 2 2012) National Electrical CodeNFPA 70B (2013) Recommended Practice for Electrical Equ
23、ipment MaintenanceUNDERWRITERS LABORATORIES (UL)UL 467 (2007) Grounding and Bonding Equipment1.2 RELATED REQUIREMENTS*NOTE: Include Section 26 08 00 APPARATUS INSPECTION AND TESTING on all projects involving medium voltage SECTION 26 13 01 Page 5Provided by IHSNot for ResaleNo reproduction or networ
24、king permitted without license from IHS-,-,-and specialized power distribution equipment.*Section 26 08 00 APPARATUS INSPECTION AND TESTING, applies to this section, with the additions and modifications specified herein.1.3 DEFINITIONS1.3.1 Switched WayA switched way is considered a three-phase circ
25、uit entrance to the bus through a switch.1.4 SUBMITTALS*NOTE: Review 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. Submittals should be kept to the minimum required for adequate qua
26、lity control.A “G” following a submittal item indicates that the submittal requires Government approval. Some submittals are already marked with a “G”. Only delete an existing “G” if the submittal item is not complex and can be reviewed through the Contractors Quality Control system. Only add a “G”
27、if the submittal is sufficiently important or complex in context of 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 proj
28、ects using the Resident Management 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
29、for Navy, Air Force, and NASA projects.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 Quali
30、ty Control approval.for information only. When used, a designation following the “G“ designation identifies the office that will review the submittal for the Government. Submit in accordance with Section 01 33 00 SUBMITTAL PROCEDURES:SD-02 Shop DrawingsSwitchgear Drawings; G; G, _SECTION 26 13 01 Pa
31、ge 6Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SD-03 Product Data*NOTE: Include the following paragraph when the switchgear will have fused switched ways.* Fuse Time-Current Characteristic Curves; G; G, _ Air Insulated Pad-mounted Switchgear; G;
32、 G, _Insulated High-Voltage Connectors; G; G, _ Surge Arresters; G; G, _ Include data and manufacturers information on switches and each component, device, and accessory provided with the equipment.SD-06 Test ReportsAcceptance Checks and Tests; G; G, _Submit reports, including acceptance criteria an
33、d limits for each test in accordance with NETA ATS “Test Values“.SD-07 CertificatesPaint Coating System; G; G, _SD-09 Manufacturers Field ReportsSwitchgear design and production tests; G; G, _SD-10 Operation and Maintenance DataAir Insulated Pad-Mounted Switchgear Operation and Maintenance, Data Pac
34、kage 5; G; G, _1.5 QUALITY ASSURANCE1.5.1 Switchgear DrawingsFurnish drawings that include, but are not limited to, the following:a. Overall dimensions, weights, plan view, and front viewb. Ratingsc. Single-line diagram.1.5.2 Paint Coating System*NOTE: Select IEEE C57.12.29 when specifying stainless
35、 steel enclosures. *Submit IEEE C57.12.28IEEE C57.12.29 paint coating system performance SECTION 26 13 01 Page 7Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-requirement tests.*NOTE: Include the following only if the fuse time-current curves are no
36、t already provided in the specified electrical analysis software package. Most commercially available software packages already contain the typical fuses used in pad-mounted switchgear.*1.5.3 Fuse Time-Current Characteristic CurvesProvide time-current characteristic curves in PDF format and in elect
37、ronic format suitable for import or updating into the EasyPower SKM PowerTools for Windows _ computer program ).1.6 MAINTENANCE1.6.1 Air Insulated Pad-mounted Switchgear Operation and Maintenance DataSubmit Operation and Maintenance Manuals in accordance with Section 01 78 23OPERATION AND MAINTENANC
38、E DATA.PART 2 PRODUCTS2.1 AIR INSULATED PAD-MOUNTED SWITCHGEARIEEE C37.742.1.1 Ratings and Test Requirements*NOTE: Select rated impulse voltage (BIL) to correspond with the selected rated maximum voltage.Select short circuit current as applicable for the switchgear type.Select power fuse style and i
39、nterrupting rating based on desired system characteristics and fuse style.*Provide switchgear with a nominal voltage rating of 14.425 kV and the following corresponding ratings:Rated Maximum Voltage, kV 1727_Rated Withstand Impulse Voltage, kV BIL95125Continuous and Load Interrupting Current, A600Sh
40、ort-Circuit Current, kA rms Sym 2522.4_SECTION 26 13 01 Page 8Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Power Fuses, Amperes, Maximum Interrupting, kA rms Sym200200E200K1412.5_Provide switched ways rated for the required continuous and load int
41、errupting current.2.1.2 Switchgear ConstructionProvide switchgear with the following construction and configuration: a. Switch contacts and cable entrance terminations contained in an enclosed, steel compartment.b. Configured with load interrupting and fused switched ways as indicated.c. Accessible
42、terminations suitable for cables entering from below.d. Switch contact positions for switched ways visible through viewing windows in the switchgear termination compartment.e. Each switched way with two position switch; Open, Closed and provisions for grounding.*NOTE: For Navy-designed projects, select the
