It is Metal clad type & having type tested design up to 6300A 415V AC 50/60Hz. Having type test certificates for 65KA 1 second and 50KA 3 seconds. Totally insulated live parts and having good heat dissipation capacity for particular current & voltage ratings. It is having parallel earthing path to avoid shock & hazardous to operators due to leakage currents or instant of any fault conditions. Having provision for space heater & Silica gel to absorb moisture during raining season or when not in use.