Jnchdghwa White 5X Din Rail Dual Display Adjustable Over Voltage Current And Under Voltage Protective Device Relay 40A 220V 230V
Jnchdghwa
3. Voltage calibration: Voltage +-10% adjustable. 4. Restore factory settings: press the down button for more than 12s 1. Over-voltage protection; Under-voltage protection; Over-current protection; Automatic recovery 2. Voltage display(voltage measurement); Current display (current measurement) 5. Fault inquiry: Press the UP button from more than 12S, Manufacturer: Jnchdghwa
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