SURGE PROTECTOR MCD50-B/3

MCD 50-B 3 is a multi-pole combined surge protector for the main distribution board. Type 1 surge protectors conduct the discharge current of a direct lightning strike to ground through the grounding electrode and limit the resulting overvoltages to a safe level. MCD 50-B 3 surge protector features: - Type 1 according to standard EN 61643-11 - Class I according to standard IEC 61643-11 - Model: 3-pole - Mounting method: 35 mm DIN rail - Protection class: IP20 - Discharge capacity (8/20) [total] (kA): 150 - Ignition time (ns): <100 - Follow current interruption capacity lpeak (kA): 25 - Maximum continuous voltage (V): 255 - Lightning current (10/350) (kA): 50 - Short-circuit withstand (kA): 25 - Nominal discharge current (8/20) (kA): 50 - Nominal voltage (V): 230 - Maximum fuse rating (A): 500 - Protection level (kV): 1.3 - Marking on device: none - Dividing unit TE (17.5 mm): 6 - Temperature range (°C): -40 – +85 The OnnShop and Express store catalogs offer a wide range of different surge protectors and other OBO Bettermann products worth exploring. This product description is an automated translation of the original Finnish description.