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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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CSDS
Proposals (3)

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CSDS Proposals

An electronic document associated with a UL Standard for Safety or Outline of Investigation, and issued by UL to propose:

  • A revision of a single or multiple requirement(s).
  • A complete new edition of an existing Standard or Outline.
  • A new Standard or Outline that has not previously been published.

CSDS Proposals provide access to view the proposal and submit comments within UL's Collaborative Standards Development System (CSDS) appropriately.

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Summary of Topics (SOT)
May 29, 2020 N/A
November 01, 2019 N/A
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Other Updates (2)

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Bulletin

Bulletins

These bulletins are not used in CSDS. These are announcement and report type bulletins.

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Referenced Standards (28)

StandardEditionTitle
50 13 Enclosures for Electrical Equipment, Non-Environmental Considerations
50E 2 Enclosures for Electrical Equipment, Environmental Considerations
67 13 Standard for 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
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
486A-486B 3 Standard for Wire Connectors
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 Standard for 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
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
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