[Mitsubishi Electric] - SL-N400FN Class 2 Heat Resistant Mechanical Latch Magnetic Contactor (AC Operated Closing Coil, 315A Carrying, 315A AC-3 at 220V)

Mitsubishi Electric MS-T/N series SL-N400FN class 2 heat-resistant mechanical latch magnetic contactor for distribution boards and panelboards of dedicated emergency power receiving equipment. Retains conduction and insulation function at high temperature during a fire, switching and carrying the heat-resistant rated current for 30 minutes under the one seventh fire temperature curve. Heat-resistant carrying current 315A, heat-resistant rated current 315A at 220V, 315A at 440V, 315A at 550V under AC-3 class, 3a main contacts with 1a2b auxiliary contacts. Closing coil MC and tripping coil MT are specified independently; the closing coil is AC operated and the tripping coil may be any AC or DC designation available on the frame. Reversing type SL-2XN400FN is available. Durability and outline dimensions are the same as the standard product. Type approval number 2MC-99144. Certified by the Japan Electrical Manufacturers Association of Distribution Control Systems to Fire and Disaster Management Agency Notification No.10 of 1981. Coils cannot be replaced by the user because the product is a certified item. For emergency power circuits keep the load current within the heat-resistant rated current and select wire sized for at least the load current divided by 0.7 at normal temperature. AC100V and AC200V rated coils on this frame are AC and DC common coils, 100-127V at 50/60Hz or DC100-110V for AC100V and 200-240V at 50/60Hz or DC200-220V for AC200V.