NJBK6 Overview
Relay Protection Relay NJBK6 Series Motor Protection Relay 1. General NJBK6 series motor protection relay is used to provide overload, phase failure, three-phase current unbalance and locked rotor protection for AC motors with a frequency of AC 50Hz, a rated insulation voltage of below 690V and a rated operational current of 1A~36A that operate continuously or intermittently. Type designation N JBK 6 - 36 / □ / □ /...