青云翻译

Cause: The fuse has blown, or non-220v AC voltage input, or damage to the power meter

Cause: may be fused or 220V AC input voltage-free, or instrument power corruption

Reason: Possibly is blowout, or non-220V alternating voltage input, perhaps measuring appliance power source damage

Reasons: may be broken, or there is no 220 fuse burned V AC voltage input, or the Instrument power damaged

Cause: may be fused or 220V AC input voltage-free, or instrument power corruption