CNSX dual rotary contact structure and the energy release system to ensure stable and reliable protection, and has excellent current-limitting characteristics. Transparent aluminum cover protects the trip unit from settings, rotary handle, motor operation mechanism can be installed, etc. Item No. 100-250 400-630 Number of poles 3P,4P Control Manual with toggle/with direct or extended rotary handle Connections Fixed front connections Plug-in front connections/rear connections Electrical characteristics as per IEC60947-2 and EN60947-2 Rated current(A) In 40°C Rated insulation voltage(V) Ui 750 Rated impulse withstand voltage (kv) Uimp 8 Rated operation voltage(V) Ue AC50/60Hz,690V Utilization category A Operation performance Mechanical 8500 6000 Electrical 1500 1000 Protection Chart B-1 B-2 Indication and control auxiliaries Auxiliary switch / MX Shunt coil / MN under-voltage coil / View our link on Alibaba for details: