Three Phase AC 380V 400V 63A Multifunctional Over Under Voltage Protection Device Automatic Recovery Voltage Relay

Functions:

1.Over-voltage protection

2.Under-voltage protection

3.Automatic recovery

4.Voltage display(voltage measurement)

5.Three-phase ampere unbalance protection

6.Phase sequence protection (reverse phase protection)

7.Zero line break protection

8.Phase failure protection

Product Parameters:

4.Over-voltage protection value range:230V~300 Adjustable (default:270V) Over-voltage recovery value range:225V~295V (default 265V) Over-voltage protection action time:0.1~30 second (default 1)

5.Under-voltage protection value range:140V~210V Adjustable (default:170V) Under-voltage recovery value range:145V~215V (default 175V) Under-voltage protection action time:0.1~30 second (default 1S)

6.3 phases volt unbalance protection value:20-95V adjustabe OFF

7.Delay time after power-on:1~500 second (default:10s)

8.Recovery delay time : 1~500s(default:30s)

9.Installation:35mm DIN rail