У чому різниця між вибухозахищеною коробкою для проводів і вибухозахищеною розподільною коробкою?
As we all know, explosion-proof wire box and explosion-proof junction box are stainless steel welding or aluminum alloy casting made, and all have explosion-proof role, and the same level of protection, mainly used in chemical factories, storage and transportation, pharmaceutical industry, national defense, crude oil and other flammable and explosive places. But explosion-proof junction box and […]