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Standard 1203, Edition 5

ExplosionProof and Dust-IgnitionProof Electrical Equipment for Use in Hazardous (Classified) Locations

UL Standard
Standard 1203, Edition 5 Edition Date: November 22, 2013 ANSI Approved: July 31, 2020 $505.00-$1,258.00
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Revisions and Related Documents

Revisions
Red Line Std. (9)

Date      
August 19, 2020 Redline Revision
January 30, 2020 Revision
April 16, 2019 Revision
October 16, 2018 Revision
April 30, 2018 Revision
February 16, 2018 Revision
October 16, 2015 Revision
April 24, 2015 Revision
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CSDS
Proposals (12)

CSDS Proposal   

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 08, 2020 N/A
February 15, 2019 View
August 24, 2018 View
March 30, 2018 View
March 09, 2018 View
December 29, 2017 View
September 04, 2015 View
June 26, 2015 View
January 23, 2015 View
October 04, 2013 View
August 02, 2013 View
April 05, 2013 View
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UL LLC CRD (0)

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Other Updates (0)

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Referenced Standards (11)

Below is a list of UL Standards referenced in UL 1203

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Reverse Referenced Standards (17)

UL 1203 is referenced in the following list of UL Standards

StandardEditionTitle
180 9 ANSI/CAN/UL/ULC Standard for Combustible Liquid Tank Accessories
498 16 Attachment Plugs and Receptacles
498D 1 Attachment Plugs, Cord Connectors and Receptacles with Arcuate (Locking Type) Contacts
498F 1 Plugs, Socket-Outlets and Couplers with Arcuate (Locking Type) Contacts
508A 3 Industrial Control Panels
515 2 Standard for Electrical Resistance Trace Heating for Commercial Applications
823 9 Standard for Electric Heaters For Use in Hazardous (Classified) Locations
844 13 Luminaires for Use in Hazardous (Classified) Locations
913 8 Standard for Intrinsically Safe Apparatus and Associated Apparatus for Use in Class I, II, and III, Division 1, Hazardous (Classified) Locations
1238 6 Standard for Control Equipment for Use with Flammable Liquid Dispensing Devices
1362 2 Outline of Investigation for Gas Boosters
1480 6 Speakers for Fire Alarm and Signaling Systems, Including Accessories
1740 4 Standard for Robots and Robotic Equipment
2208 3 Standard for Solvent Distillation Units
2251 4 Standard for Plugs, Receptacles, and Couplers for Electric Vehicles
2594 2 Standard for Electric Vehicle Supply Equipment
8521 2 Outline of Investigation for Aboveground Container Refueling Systems for LP-Gas
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