Eaton / Cutler Hammer 3B4242DR1N Main Circuit Breaker Load Center; 208/120 Volt AC/240 Volt AC, 400 Amp, 42 Space, 42 Circuit, 3 Phase

Detailed Description: Eaton 3-Phase Main circuit breaker loadcenter has a current rating of 400 Amps and operates at voltage ratings of 208Y/120 Volts, 24 Volts. The 4-Wire breaker has interrupting capacity rating of 22 kilo-Amps and has 42 poles, 42 spaces. It has aluminum bus that offers good conductivity and durability. Breaker has Nema 3R enclosure that made of galvanized steel and accommodates two 3/0 AWG to 250 kcmil size of aluminum/copper main wire. It measures 16.310 Inch x 6.380 Inch x 66.560 Inch and features current design, flush mounting. Breaker is UL listed.