Siemens B120DFH 1 Pole Circuit Breaker
The Siemens B120DFH 1 Pole Dual Combination Circuit Breaker prevents electrical devices and wiring from damage. It makes use of thermal-magnetic trip mechanism for foolproof safety. The B120DFH can be installed for preventing electrical arcs that may result from faulty wiring. It protects against both high-energy parallel arcing and low-energy series arcing. This unit also provides ground fault protection which is necessary at locations where devices are exposed to water. When there is a ground fault and the current flows outside of its normal path and into the human body the circuit breaker opens the circuit and prevents an accidential shock. It has current voltage and interrupting ratings of 22 kAIC 120 VAC and 20-Ampere.