UL 1203 with CLASS 1 DIV 2 UNIT in C1D2 location

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Dennis Alwon

Dennis Alwon

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This was sent to me in a pm

Stev11 said:
hi

I have a question about UL 1203 with CLASS 1 DIV 2 UNIT in C1D2 location as follow:-
what is the meaning to test ex proof unit (C1D2 UNIT)according to UL 1203 ??
is this mean that all components and wiring method will change to be as CLASS 1 DIV 1???
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Dennis Alwon

Dennis Alwon

Moderator
Staff member
Location
Chapel Hill, NC
Occupation
Retired Electrical Contractor
I am closing this as it appears this was already asked. This info cannot be gotten for free but must come thru UL standards
 
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