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Explosion ratings
I want to thank you replying to my question. I looked up the code IEC-79 however I am still kind of confused. The NFPA and IEEE use diffent classifications. My real question is; do I need to use Explosion proof equipment/wiring in a tank farm that contains NFPA Class III A/B flammable liquids...- jack11
- Post #12
- Forum: IEEE (electrical) Code Issues
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Explosion ratings
I am looking for information on the requirements or thatthere is not requirement for explosion proofing control wiring to valves in a containment area that has tanks containing Class IIIA Flammable liquids. I am trying to find where in either the NFPA and/or the NEC codes provide some direction...- jack11
- Post #10
- Forum: IEEE (electrical) Code Issues
