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    REG UFGS-26 05 71 00 40-2011 LOW VOLTAGE OVERCURRENT PROTECTIVE DEVICES.pdf

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    REG UFGS-26 05 71 00 40-2011 LOW VOLTAGE OVERCURRENT PROTECTIVE DEVICES.pdf

    1、*USACE / NAVFAC / AFCESA / NASA UFGS-26 05 71.00 40 (May 2011)-Preparing Activity: NASA SupersedingUFGS-26 05 71.00 40 (February 2011)UNIFIED FACILITIES GUIDE SPECIFICATIONSReferences are in agreement with UMRL dated October 2011*SECTION TABLE OF CONTENTSDIVISION 26 - ELECTRICALSECTION 26 05 71.00 4

    2、0LOW VOLTAGE OVERCURRENT PROTECTIVE DEVICES05/11PART 1 GENERAL1.1 REFERENCES1.2 SUBMITTALS1.3 GENERAL REQUIREMENTSPART 2 PRODUCTS2.1 MOTOR CONTROL2.1.1 Manual Motor Controllers2.1.2 Magnetic Motor Controllers2.1.2.1 Full-Voltage Controllers2.1.2.2 Reduced-Voltage Starters2.1.3 Combination Motor Cont

    3、rollers2.1.3.1 Nonreversing Combination Motor Controllers2.1.3.2 Reversing Combination Motor Controllers2.1.3.3 Two-Speed Combination Motor Controllers2.2 INSTRUMENT TRANSFORMERS2.2.1 Current Transformers2.2.2 Potential Transformers2.3 ENCLOSURES2.3.1 Equipment Enclosures2.3.2 Remote-Control Station

    4、 Enclosures2.4 CIRCUIT BREAKERS2.4.1 Molded-Case Circuit Breakers2.4.2 Enclosed Molded-Case Circuit Breakers2.5 FUSES2.6 CONTROL DEVICES2.6.1 Magnetic Contactors2.6.2 Control-Circuit Transformers2.6.3 Magnetic Control Relays2.6.4 Pushbuttons and Switches2.6.4.1 Pushbuttons2.6.4.2 Selector Switches2.

    5、6.4.3 Ammeter Selector Switches2.6.4.4 Voltmeter Selector SwitchesSECTION 26 05 71.00 40 Page 1Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-2.6.4.5 Miscellaneous Switches2.7 TIME SWITCHES2.8 PROTECTIVE RELAYS2.8.1 Overcurrent Relays2.8.2 Direction

    6、al Overcurrent Relays2.8.3 Reclosing Relays2.8.4 Undervoltage Relays2.9 INDICATING INSTRUMENTS2.9.1 Ammeters2.9.2 Voltmeters2.9.3 Watt-Hour Meters/Wattmeters2.9.4 Graphic Demand Meters2.9.5 Specialty-Type Meters2.10 FACTORY TESTING2.11 INDICATING LIGHTS2.11.1 General-Purpose Type2.11.2 Switchboard I

    7、ndicating Lights2.12 FINISHPART 3 EXECUTION3.1 INSTALLATION3.2 FIELD TESTING- End of Section Table of Contents -SECTION 26 05 71.00 40 Page 2Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-*USACE / NAVFAC / AFCESA / NASA UFGS-26 05 71.00 40 (May 2011

    8、)-Preparing Activity: NASA SupersedingUFGS-26 05 71.00 40 (February 2011)UNIFIED FACILITIES GUIDE SPECIFICATIONSReferences are in agreement with UMRL dated October 2011*SECTION 26 05 71.00 40LOW VOLTAGE OVERCURRENT PROTECTIVE DEVICES05/11*NOTE: This guide specification covers the requirements for ci

    9、rcuit breakers, fuses, motor controls, and control devices. This section supports Section 26 05 00.00 40 COMMON WORK RESULTS FOR ELECTRICAL, Section 26 24 16.00 40PANELBOARDS, Section 26 24 19.00 40 MOTOR CONTROL CENTERS. Accordingly, include it to the extent applicable to project requirements. Show

    10、 frame and trip ratings, interrupting ratings, and NEMA types and sizes, as well as single-line and schematic diagrams, elevations, and details on drawings.Adhere to UFC 1-300-02 Unified Facilities Guide Specifications (UFGS) Format Standard when editing this guide specification or preparing new pro

    11、ject 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

    12、 brackets 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 GENERAL1.1 REFERENCES*NOTE: This paragraph is used to list the publications cited in the text of the guide specification. Th

    13、e publications are referred to in the text by basic designation only and listed in this paragraph by organization, designation, date, and title.SECTION 26 05 71.00 40 Page 3Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Use the Reference Wizards Che

    14、ck 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 are automatically deleted from this sectio

    15、n 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.AMERICAN NATIONAL STANDARDS IN

    16、STITUTE (ANSI)ANSI C39.1 (1981; R 1992) Requirements for Electrical Analog Indicating InstrumentsASTM INTERNATIONAL (ASTM)ASTM A167 (1999; R 2009) Standard Specification for Stainless and Heat-Resisting Chromium-Nickel Steel Plate, Sheet, and StripASTM A48/A48M (2003; R 2008) Standard Specification

    17、for Gray Iron CastingsASTM D 877 (2002; R 2007) Standard Test Method for Dielectric Breakdown Voltage of Insulating Liquids Using Disk ElectrodesELECTRONIC INDUSTRIES ALLIANCE (EIA)EIA 443 (1979) NARM Standard for Solid State Relays ServiceINSTITUTE OF ELECTRICAL AND ELECTRONICS ENGINEERS (IEEE)IEEE

    18、 C37.17 (1997) Standard for Trip Devices for AC and General-Purpose DC Low-Voltage Power Circuit BreakersIEEE C37.90 (2005) Standard for Relays and Relay Systems Associated With Electric Power ApparatusIEEE C57.13 (2008) Standard Requirements for Instrument TransformersIEEE C63.2 (2009) Standard for

    19、 Electromagnetic Noise and Field Strength Instrumentation, 10 Hz to 40 GHz - SpecificationsSECTION 26 05 71.00 40 Page 4Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-IEEE C63.4 (2009) American National Standard for Methods of Measurement of Radio-N

    20、oise Emissions from Low-Voltage Electrical and Electronic Equipment in the Range of 9 kHz to 40 GHzIPC - ASSOCIATION CONNECTING ELECTRONICS INDUSTRIES (IPC)IPC D330 (1992) Design Guide ManualNATIONAL ELECTRICAL MANUFACTURERS ASSOCIATION (NEMA)ANSI C12.1 (2008) Electric Meters Code for Electricity Me

    21、teringANSI C78.23 (1995; R 2003) American National Standard for Incandescent Lamps - Miscellaneous TypesNEMA 107 (1987; R 1993) Methods of Measurement of Radio Influence Voltage (RIV) of High-Voltage Apparatus (inactive)NEMA 250 (2008) Enclosures for Electrical Equipment (1000 Volts Maximum)NEMA AB

    22、3 (2006) Molded Case Circuit Breakers and Their ApplicationNEMA FU 1 (2002; R 2007) Low Voltage Cartridge FusesNEMA ICS 1 (2000; R 2005; R 2008) Standard for Industrial Control and Systems: General RequirementsNEMA ICS 2 (2000; R 2005; Errata 2008) Standard for Controllers, Contactors, and Overload

    23、Relays Rated 600 VNEMA ICS 6 (1993; R 2006) EnclosuresNATIONAL FIRE PROTECTION ASSOCIATION (NFPA)NFPA 70 (2011; TIA 11-1; Errata 2011) National Electrical CodeUNDERWRITERS LABORATORIES (UL)UL 20 (2010) General-Use Snap SwitchesUL 489 (2009; Reprint Jun 2011) Molded-Case Circuit Breakers, Molded-Case

    24、 Switches, and Circuit-Breaker EnclosuresUL 50 (2007) Enclosures for Electrical Equipment, Non-environmental ConsiderationsUL 508 (1999; Reprint Apr 2010) Industrial Control EquipmentSECTION 26 05 71.00 40 Page 5Provided by IHSNot for ResaleNo reproduction or networking permitted without license fro

    25、m IHS-,-,-1.2 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. Keep submittals to the minimum required for adequate quality control.A “G” following a submittal

    26、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” if the submittal is sufficiently importan

    27、t or complex in context of the project.For submittals requiring Government approval on Army projects, use a code of up to three characters within the submittal tags following the “G“ designation to indicate the approving authority. Codes for Army projects using the Resident Management System (RMS) a

    28、re: “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 projects.Choose the

    29、 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 information only. When us

    30、ed, a designation following the “G“ designation identifies the office that reviews the submittal for the Government. Submit the following in accordance with Section 01 33 00 SUBMITTAL PROCEDURES:SD-01 Preconstruction SubmittalsPrior to the beginning of construction, submit manufactures equipment and

    31、 performance data for the following items including use life, system functional flows, safety features, and mechanical automated detailsFusesSD-02 Shop DrawingsSubmit Connection Diagrams and Fabrication Drawings for the following items in accordance with paragraph entitled, “General Requirements,“ o

    32、f this section.SECTION 26 05 71.00 40 Page 6Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Submit Installation drawings for the following items in accordance with the paragraph entitled, “Installation,“ of this section.Control DevicesProtective Devi

    33、cesSD-03 Product DataSubmit manufacturers equipment and performance data for the following items including use life, system functional flows, safety features, and mechanical automated details.Motor ControlInstrument TransformersEnclosuresCircuit BreakersControl DevicesTime SwitchesProtective RelaysI

    34、ndicating InstrumentsIndicating LightsSD-07 CertificatesSubmit certificates for Circuit Tests on similar motor-control or submit motor-circuit protector (MCP) units under actual conditions in lieu of factory tests on the actual units provided. Also include dielectric tests.SD-08 Manufacturers Instru

    35、ctionsSubmit manufacturers instructions for the following items, including special provisions required to install equipment components and system packages. Provide detail on resistance impedances, hazards and safety precautions within the special notices.Control DevicesProtective DevicesSD-10 Operat

    36、ion and Maintenance DataSubmit Operation and Maintenance Manuals for the following equipment:Manual Motor ControllersMagnetic Motor ControllersCombination Motor ControllersCircuit BreakersTime SwitchesProtective RelaysIndicating Instruments1.3 GENERAL REQUIREMENTS*NOTE: If Section 26 00 00.00 20 BAS

    37、IC ELECTRICAL SECTION 26 05 71.00 40 Page 7Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MATERIALS AND METHODS is not included in the project specification, insert applicable requirements and delete the following paragraph.*Section 26 00 00.00 20 B

    38、ASIC ELECTRICAL MATERIALS AND METHODS applies to work specified in this section.Submit Connection Diagrams showing the relations and connections of control devices and protective devices by showing the general physical layout of all controls, the interconnection of one system (or portion of system)

    39、with another, and internal tubing, wiring, and other devices.Submit Fabrication Drawings for control devices and protective devices consisting of fabrication and assembly details to be performed in the factory.PART 2 PRODUCTS2.1 MOTOR CONTROLConform to NEMA ICS 1, NEMA ICS 2, and UL 508 for motor co

    40、ntrollers. Provide controllers that have thermal overload protection in each phase.2.1.1 Manual Motor ControllersProvide full-voltage, manually operated manual motor controllers for the control and protection of single-phase 60-hertz ac small wattage rating fractional-horsepower squirrel-cage induct

    41、ion motors.Provide single-throw, single- or double-pole, three-position controllers rated at not more than 750 watt rated 1 horsepower at 115- and 230-volts single phase. Include a supporting base or body of electrical insulating material with enclosed switching mechanism, yoke, thermal overload rel

    42、ay, and terminal connectors. Provide controllers that clearly indicate operating condition: on, off, or tripped.Provide toggle- or key-operated type manual motor controllers as indicated and arrange so that they are lockable with a padlock in the “OFF“ position.Provide recessed manual motor controll

    43、ers for single-speed, small wattage rating fractional-horsepower squirrel-cage induction motors, that include a single controller and indicating light in a 100 millimeter 4-inch square wall outlet box, for flush-wiring devices with matching corrosion-resistant steel flush cover plate. Provide surfac

    44、e-mounted manual motor controllers for single-speed, small wattage rating fractional-horsepower squirrel cage induction motors that include a single controller and indicating light in a NEMA 250, Type 1 _ general-purpose enclosure.Provide recessed and surface-mounted manual motor controllers for two

    45、-speed,small wattage rating fractional-horsepower squirrel-cage induction motors, that include two controllers, two indicating lights, and a selector switch in a multiple-gang wall outlet box for flush-wiring devices, with matching corrosion-resistant steel flush-cover plate. Provide surface-mounted manual motor controllers for two-speed small wattage rating fractional-horsepower squirrel-cage induction motors, that include two controllers, two indicating lights, and a selector switch in a NEMA 250, Type 1 _ general-purpose enclosure.SEC


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