VA 26 24 21-2010 MOTOR-CONTROL PANELBOARDS.pdf
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1、09-10 26 24 21 - 1 SECTION 26 24 21 MOTOR-CONTROL PANELBOARDS SPEC WRITE NOTE: Delete between /_/if not applicable to project. Also delete any other item or paragraph not applicable to the selection and renumber the paragraphs. PART 1 - GENERAL 1.1 DESCRIPTION This section specifies the furnishing,
2、installation, and connection of motor control panelboards. 1.2 RELATED WORK /A. Section 13 05 41, SEISMIC RESTRAINT REQUIREMENTS FOR NON-STRUCTURAL COMPONENTS: Requirements for seismic restraint of nonstructural components. / B. Section 25 10 10, ADVANCED UTILITY METERING: Requirements for electrica
3、l metering. C. Section 26 05 11, REQUIREMENTS FOR ELECTRICAL INSTALLATIONS: General electrical requirements and items that are common to more than one section of Division 26. D. Section 26 05 21, LOW-VOLTAGE ELECTRICAL POWER CONDUCTORS AND CABLES (600 VOLTS AND BELOW): Cables and wiring. E. Section
4、26 05 26, GROUNDING AND BONDING FOR ELECTRICAL SYSTEMS: Requirements for personnel safety and to provide a low impedance path for possible ground fault currents. F. Section 26 05 33, RACEWAY AND BOXES FOR ELECTRICAL SYSTEMS: Conduits and outlet boxes. /G. Section 26 05 71, ELECTRICAL SYSTEM PROTECTI
5、VE DEVICE STUDY: Coordination and short circuit study for overcurrent protective devices. / H. Section 26 29 11, LOW-VOLTAGE MOTOR STARTERS: Control and protection of motors. 1.3 QUALITY ASSURANCE Refer to Paragraph, QUALIFICATIONS, in Section 26 05 11, REQUIREMENTS FOR ELECTRICAL INSTALLATIONS. 1.4
6、 SUBMITTALS A. Submit in accordance with Section 26 05 11, REQUIREMENTS FOR ELECTRICAL INSTALLATIONS. B. Shop Drawings: Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-09-10 26 24 21 - 2 1. Clearly present sufficient information, including descriptiv
7、e cuts, to determine compliance with drawings and specifications. 2. Include electrical ratings, dimensions, weights, mounting details and materials, running overcurrent protection, branch circuit overcurrent protection, wiring diagrams, and accessories. 3. Complete nameplate data including manufact
8、urers name and catalog number. C. Manuals: 1. When submitting the shop drawings, submit companion copies of complete maintenance and operating manuals, including technical data sheets, wiring diagrams, and information for ordering replacement parts. D. Factory Tests: Submit six copies of manufacture
9、rs routine factory test procedures and production line tests for all motor control panelboards to the /Resident Engineer/ /COTR/. E. Test Reports: 1. Submit six complete copies of the factory inspection and test results in booklet form, including all plotted data curves, all test conditions, and a l
10、isting of test equipment complete with calibration certifications and all measurements taken. F. Certifications: Two weeks prior to the final inspection, submit four copies of the following the /Resident Engineer/ /COTR/: 1. Certification by the manufacturer that the panelboards conform to the requi
11、rements of the drawings and specifications. 2. Certification that the equipment has been properly installed, adjusted, and tested. 1.5 APPLICABLE PUBLICATIONS A. Publications listed below (including amendments, addenda, revisions, supplements, and errata) form a part of this specification to the ext
12、ent referenced. Publications are referenced in the text by designation only. B. National Electrical Contracting Association (NECA) NEIS 407-02 Recommended Practice for Installing and Monitoring Panelboards C. National Electrical Manufacturers Association (NEMA): 250-08 . Enclosure for Electrical equ
13、ipment (1000 Volts Maximum) FU 1-02 Low-Voltage Cartridge Fuses Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-09-10 26 24 21 - 3 ICS l-05 . Industrial Control and Systems General Requirements ICS 2-05 . Industrial Control and Systems Controllers, C
14、ontactors, and Overload Relays Rated 600 Volts ICS 4-05 . Industrial Control and Systems: Terminal Blocks ICS 6-06 . Industrial Control and Systems: Enclosures PB-1-06 Panelboards D. National Fire Protection Association (NFPA): 70-08 National Electrical Code (NEC) 70E-09 . Standard for Electrical Sa
15、fety in the Workplace E. Underwriters Laboratories, Inc. (UL): 50-95 Enclosures for Electrical Equipment 67-09 . Panelboards 489-09 . Molded Case Circuit Breakers and Circuit Breaker Enclosures 508-99 Industrial Control Equipment PART 2 - PRODUCTS 2.1 MOTOR CONTROL PANELBOARD A. General: 1. Motor co
16、ntrol panelboards shall be in accordance with UL 67, NEMA, NECA, and as shown on the drawings. 2. Motor control panelboards shall be complete, metal-enclosed, grounded type panelboard and cabinet assemblies. 3. Ratings: Ratings shall be not less than shown on the drawings. Interrupting ratings shall
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