Siemens Fuse Switch Disconnector, 3 Pole, 250A Max Current, 250A Fuse Current - 3NP1143-1DA10

The Siemens SENTRONs fuse switch disconnector has 3-pole configuration with current rating of 250 has cover level of 70 mm with flat terminal type electrical connection. The reach-round and touch protection incorporated as standard in the new SENTRON 3NP1 series prevents users from touching current conducting parts when mounting in a Busbar system, even if they need to be accessed on the rear. The brand offers a comprehensive portfolio of protection, switching, measuring and monitoring devices, distribution boards, switches and sockets for safe, efficient electrical infrastructure in buildings and industry.Surge voltage resistance 8 kV Ambient temperature -25 °C to +55 °C Isolation voltage 1000 V Mechanical life 1600