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UL 60079-5

UL Standard for Safety Explosive Atmospheres – Part 5: Equipment protection by powder filling "q"

active, Most Current
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Organization: UL
Publication Date: 29 April 2016
Status: active
Page Count: 31
scope:

1DV.1 DE Modification of Clause 1, first paragraph to replace with the following:

1DV.1.1 This standard contains specific requirements for the construction, testing and marking of electrical equipment, parts of electrical equipment and Ex components in the type of protection powder filling "q", intended for use in explosive gas atmospheres.

NOTE 1 Electrical equipment and Ex components protected by powder filling "q" can contain electronic circuits, transformers, protection fuses, relays, intrinsically safe electrical apparatus, associated electrical apparatus, switches, etc

NOTE 2 Type of protection powder filling "q" provides Equipment Protection Level (EPL) Gb or Mb. 1DV.2 DR Modification of Clause 1, second paragraph to replace with the following:

1DV.2.1 This standard supplements and modifies the general requirements of UL 60079-0 IEC 60079-0. Where a requirement of this standard conflicts with a requirement of UL 60079-0 the requirement of this standard takes precedence.

This standard applies to electrical equipment, parts of electrical equipment and Ex components with:

- a rated supply current less than or equal to 16 A;

- a rated supply voltage less than or equal to 1 000 V;

- a rated power consumption less than or equal to 1 000 W.

Document History

UL 60079-5
April 29, 2016
UL Standard for Safety Explosive Atmospheres – Part 5: Equipment protection by powder filling "q"
1DV.1 DE Modification of Clause 1, first paragraph to replace with the following: 1DV.1.1 This standard contains specific requirements for the construction, testing and marking of electrical...
July 24, 2009
UL Standard for Safety Explosive Atmospheres – Part 5: Equipment protection by powder filling "q"
This part of IEC 60079 contains specific requirements for the construction, testing and marking of electrical equipment, parts of electrical equipment and Ex components in the type of protection...
July 24, 2009
UL Standard for Safety Explosive Atmospheres – Part 5: Equipment protection by powder filling "q"
This part of IEC 60079 contains specific requirements for the construction, testing and marking of electrical equipment, parts of electrical equipment and Ex components in the type of protection...
March 9, 2007
UL Standard for Safety Electrical Apparatus for Explosive Gas Atmospheres Part 5: Powder Filling "q"
A description is not available for this item.
December 2, 2002
UL Standard for Safety Electrical Apparatus for Explosive Gas Atmospheres Part 5: Powder Filling q
A description is not available for this item.

References

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