Suitable for luminous sources (normal double-feet illuminaiting lamp): 2*40W, 1*40W, 2*30W, 1*30W, 2*20W, 1*20W. Application1. Can be used in Zone1 and 2 dangerours places.2. Can be used IIA, IIB group explosive atmoshere.3. Suitable for luminous sources (normal double-feet illuminaiting lamp): 2×40W, 1×40W, 2×30W, 1×30W, 2×20W, 1×20W.Features1. Diecasted aluminum alloy shell with plastic-sprayed ...