Close

Box Class Testing

What is IEC Box Arc Testing, and How Does it Compare to Open Air Arc Testing?

You may have heard of “box testing” or seen the standard designation for “IEC 61482-1-2”. What is this test, and how is it different from open-air arc testing and an ATPV or EBT arc rating? Box testing, as performed by IEC 61482-1-2, does not produce an arc rating. Instead, 2 different “arc protection” classes are […]

Read More