NJB1-X

* NJB1-X relay (hereinafter called relay) are applied in AC380V~480V control circuits at a frequency of 50Hz as protection elements of phase
sequence, phase failuire and phase
unbalance,making or breaking circuits.
* The relay with the true effective value of three phase AC voltatage provides more reliable
operating protection.
* The products meet the requirements of standard
IEC 60947-5-1.