The insulation monitoring device measures the requirements of the positive and negative ground voltage detection items: if the indication is not normal, the following items should be checked:     (1) Check that the meter indication is correct.     (2) If the circuit is grounded, it should be eliminated immediately. Portable Power Station,110V Portable Power Station,220V Portable Energy Storage,Power Banks & Power Station GuangZhou HanFong New Energy Technology Co. , Ltd. , https://www.gzinverter.com
What are the methods and requirements for measuring the most positive and negative-to-ground voltage detection items by the insulation monitoring device?
The method of measuring the positive and negative ground voltage detection items by the insulation monitoring device : switch the transfer switch to the "positive" or "negative" position respectively, and check the positive or negative ground voltage respectively.