Search: Posts Made By: Luke M
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12-01-20, 10:48 AM
Replies: 7
Views: 262
Posted By Luke M

UL approved self contained devices exist, I think...

UL approved self contained devices exist, I think they are used mainly in mobile homes, not sure.
11-27-20, 03:32 PM
Replies: 14
Views: 376
Posted By Luke M

"So, this tells me: 14AWG copper conductor, at 30...

"So, this tells me: 14AWG copper conductor, at 30 C or 86 F, in free air environment, will fuse (melt, liquefy) at 20A. This would be true, no matter the length of the conductor. With these specs,...
11-22-20, 08:00 PM
Replies: 4
Views: 187
Posted By Luke M

------------------------ NEC 320.23 (A)...

------------------------
NEC 320.23

(A) Cables Run Across the Top of Floor Joists. Where run
across the top of floor joists, or within 2.1 m (7 ft) of the floor
or floor joists across the face...
10-15-20, 07:18 PM
Replies: 8
Views: 351
Posted By Luke M

"These are permitted by the NEC, correct?" ...

"These are permitted by the NEC, correct?"

When concealed, they are allowed for repairs only.
10-15-20, 03:30 AM
Replies: 16
Views: 600
Posted By Luke M

A digital timer can do the same job. They tend to...

A digital timer can do the same job. They tend to be a pain to program, and they forget the time after an extended power outage. But easier to install than a sensor.
10-03-20, 03:44 PM
Replies: 7
Views: 193
Posted By Luke M

This is the symptom of a ground-neutral short....

This is the symptom of a ground-neutral short. (Incidentally, a GFCI or dual function AFCI/GFCI breaker would trip on a neutral-ground short *without* a load).
01-19-20, 03:52 AM
Replies: 13
Views: 683
Posted By Luke M

There's a general rule (250.4(A)(4)) that metal...

There's a general rule (250.4(A)(4)) that metal that is "likely to become energized" (meaning, likely in the event of insulation failure) must be grounded. Surely that includes sleeves?
10-21-19, 01:38 AM
Replies: 16
Views: 606
Posted By Luke M

I don't understand this. Are you talking about...

I don't understand this. Are you talking about powering two homes with one generator?
10-17-19, 06:21 PM
Replies: 7
Views: 503
Posted By Luke M

Only 1/4 the heat (250W), but yeah, should be...

Only 1/4 the heat (250W), but yeah, should be safe. Or you could just turn on a couple lights. :-)
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