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Standard 347, Edition 6

Medium-Voltage AC Contactors, Controllers, and Control Centers

UL Standard
Standard 347, Edition 6 Edition Date: January 29, 2016 ANSI Approved: January 29, 2016 $716.00-$1,567.00

Revisions and Related Documents

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Proposals (3)

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May 29, 2020
November 01, 2019
March 06, 2019
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Other Updates (2)

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Bulletin   

Bulletins

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Summary of Topics (SOT)
August 27, 2018 View
August 07, 2018 View
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Referenced Standards (28)

Below is a list of UL Standards referenced in UL 347

StandardEditionTitle
50 13 Enclosures for Electrical Equipment, Non-Environmental Considerations
50E 3 Enclosures for Electrical Equipment, Environmental Considerations
67 13 Panelboards
94 6 Tests for Flammability of Plastic Materials for Parts in Devices and Appliances
98 14 Enclosed and Dead-Front Switches
218 3 Fire Pump Controllers
486E 5 Standard for Equipment Wiring Terminals for Use with Aluminum and/or Copper Conductors
489 13 Molded-Case Circuit Breakers, Molded-Case Switches, and Circuit-Breaker Enclosures
508 18 Standard for Industrial Control Equipment
512 1 Standard for Halogenated Agent Hand and Wheeled Fire Extinguishers
514A 11 Metallic Outlet Boxes
514C 4 Nonmetallic Outlet Boxes, Flush-Device Boxes, and Covers
746B 5 Standard for Polymeric Materials - Long Term Property Evaluations
746C 7 Standard for Polymeric Materials - Use in Electrical Equipment Evaluations
758 3 Standard for Appliance Wiring Material
869A 4 Standard for Reference Standard for Service Equipment
943 5 Ground-Fault Circuit-Interrupters
1077 7 Standard for Supplementary Protectors for Use in Electrical Equipment
248-1 3 Low-Voltage Fuses - Part 1: General Requirements
248-4 2 Standard for Low-Voltage Fuses - Part 4: Class CC Fuses
248-5 2 Standard for Low-Voltage Fuses - Part 5: Class G Fuses
248-8 3 Low-Voltage Fuses - Part 8: Class J Fuses
248-10 3 Low-Voltage Fuses - Part 10: Class L Fuses
248-12 3 Low-Voltage Fuses - Part 12: Class R Fuses
5085-1 1 Low Voltage Transformers - Part 1: General Requirements
5085-2 1 Low Voltage Transformers - Part 2: General Purpose Transformers
5085-3 1 Low Voltage Transformers - Part 3: Class 2 and Class 3 Transformers
486A-486B 3 Standard for Wire Connectors
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Reverse Referenced Standards (6)

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