For dangerous areas:
Explosion-proof.
Flame-proof dustproof.
Waterproof.
Humid-proof proof.
BODY AND COVER MATERIAL:
Copper-free aluminum. diecast.
"O" ring of moisture proof Neoprene.
passivated earth screw.
FINISHES:
Epoxy / polymerized polyester electrostatic painting. NPT thread to be used with RIGID conduit tube. Manufacture based on:
UL 886, UL 1203.
CAN / CSA-C22.2 No. 30