Tomzn 3 Phase Voltage and current Protector 63A and 100A 4 pole
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Description
1. Over-voltage protection: Adjustable 2. Under-voltage protection: Adjustable 3. Over-Current protection: Adjustable 4. Asymmetry protection 5.Phase sequence protection 6. Active time and reconnect time adjustable 7. Voltage and current can be manually calibrated