CSA C22.2 NO 30-M1986 Explosion-Proof Enclosures for Use in Class I Hazardous Locations Industrial Products
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CSA C22.2 NO 30-M1986 Document Information:
Title
Explosion-Proof Enclosures for Use in Class I Hazardous Locations Industrial Products
CSA Standards
Publication Date:
Nov 1, 1986
Scope:
This Standard covers the details of construction and tests for
explosion-proof enclosures for
electrical equipment to be used in Class I, Division 1, Groups A, B,
C, and D hazardous locations
and in gaseous mines in accordance with the Rules of the Canadian
Electrical Code, Part I and the
requirements of CSA Standard CAN3-M421-M85.
Other Standards for hazardous location equipment covering specific
types of equipment shall take
precedence over this Standard.
Unless otherwise marked, this Standard applies to enclosures intended
for use in ambient
temperatures of
(a) -50 to +40°C for Class I, Groups A, B, C, and D;
(b) 0 to +40°C for gaseous mines;
(c) an oxygen concentration of approximately 21% by volume; and
(d) a pressure of not more than 106 kPa.
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