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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.
Standards: IEC 60947-4-1
2. Type designation N JBK 6 - 36 / □ / □ / □
Type of operation delay
Rated control supply voltage
Setting current code
Frame size
Design sequence No.
Motor protection relay
Company code
3. Operation conditions 3.1 Altitude: should not exceed 2000m; 3.2 Ambient tempeature: -5℃~+40℃, and the average temperature in 24h should not exceed +35℃; 3.