W wireday Senior Member Location New England Occupation Master electrician Nov 17, 2021 #1 To test DF breaker is one test for both functions? the brand would be square D To test DF breaker is one test for both functions? the brand would be square D
To test DF breaker is one test for both functions? the brand would be square D To test DF breaker is one test for both functions? the brand would be square D
R rc/retired Senior Member Location Bellvue, Colorado Occupation Master Electrician/Inspector retired Nov 17, 2021 #2 Yes. The test button on the device