Hello Wrenches,

We are troubleshooting an array of Orion modules, either 230s or 250s. The array is showing a ground fault.

We would like to test these modules with an insulation tester?

We would like to apply 500 V or 1000 V to each the + and – and test resistance to ground.

Is this practice safe for individual PV modules? Is there anything I should be aware of before attempting this?

Thanks,

Drake

Drake Chamberlin
Athens Electric LLC
OH License 44810
CO License 3773
NABCEP Certified Solar PV
740-448-7328
<http://athens-electric.com/>http://athens-electric.com/


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