DW50 Frame Circuit Breaker Internal AccessoriesDetailed product description：

The internal accessories of DW45, DW450, and DW50 (800-6300A) frame circuit breakers mainly include auxiliary contacts, shunt release devices, closing electromagnets, and undervoltage release devices, which provide control signals and alarm signals for the circuit breaker in the closing, opening, and fault release positions; Added protection functions for remote disconnection and automatic disconnection under undervoltage conditions, creating conditions for the automation of power transmission and distribution networks. It is mainly equipped with DW45, DW450, and DW50 series frame circuit breakers, and the main supporting manufacturers include domestic frame circuit breaker manufacturers.

Basic parameters of internal accessories of DW50 frame circuit breaker
Rated voltage AC380 (400) V, AC220 (230) V

performance description
1. The undervoltage release can reliably engage when the voltage is greater than 85%, and can reliably operate when the voltage is within the range of 35% -70%. It cannot reliably engage when the voltage is below 35%.
2. The shunt release can reliably operate between 70% and 110% voltage.