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3 votes
1 answer
338 views

Should I oversize conduit and grounding wire size?

I'm getting ready to place my materials order and have a few last details/checks I could use help with. This is for installing a subpanel in a detached pump house. I'm putting a 60 amp two-pole ...
cjc's user avatar
  • 121
1 vote
1 answer
320 views

Wanting to add a ground wire for a sub panel replacement. Would like to use use nearby EMT

Updating electric in an attached shop. There are two sub panels, both fed 240 from the main panel in the house. The one has large aluminum conduit, with the conduit serving as ground. The smaller ...
Smoketest's user avatar
1 vote
2 answers
6k views

How do you properly use metal conduit as a ground?

I have read here that metal conduit can be used as the ground and you needn't then pull a separate ground wire: What are the NEC rules governing this? How do you avoid "weak ground" links ...
KJ7LNW's user avatar
  • 1,215
3 votes
2 answers
1k views

8 AWG solid EGC in raceway for 100 amp subpanel

I'm adding a 100 amp subpanel to my detached garage and have a question about the EGC I've already pulled through the underground LFNC-B raceway. Taking the advice from a similar post on this forum, I ...
Jon's user avatar
  • 33
0 votes
1 answer
722 views

Adding electrical service to detached garage

Please let me know if this sounds correct- Sub panel fed from 80amp breaker in main building 200amp load center. Roughly 75' of 1" PVC conduit from existing load panel, under existing timber deck, ...
NatGas Power's user avatar