Type: Posts; User: mstrlucky74
The way the box is shown in this pic would always need aT-bar hanger to hold the box in place? How else could this box be secured?
No NEC definitions. One used for pulling wore and the other where multiple conduits/circuits meets. Is that how they are differentiated?
Would and LED dimmable driver have an extra wire oppose to anon dimmable LED driver? Trying to justify labor. Thanks.
If an enclosed circuit breaker say 225AT/400AF. What’s theactual size of the breaker? I know the AT and AF is fuse and trip. Thanks.
Do they always need to be installed in the rack separately or do they come in the rack?
If using feeder size MC cable w/ Aluminum conductors is thejacket usually steel or aluminum. Also, if the jacket is al. I would imagineyou need to use a al. connector, correct?
Most switches you install nowadays are non fused?
Is a smokedetector base used when mounting flush in a hung ceiling? Thanks.
Just curious. Normal install conditions, flush mounted inhung ceiling. A speaker/strobe with backbox and support. How many hours?I say 1.2
A smoke detector with backbox and support?
Which fuses are more common in a fused safety switch. Timedelay or fast acting? Thanks.
Anyone know how it got it's name specifically? Obviously it's use with airplanes. Thanks
What determines the # of points you would need for a meter?I see they come mostly 3,6,9 and 12. Thanks.
Is A NEMA 4x box always stainless steel? I looked at NEMA rating and it does not mention SS for NEMA 4x. Thanks
When running MC Cable with aluminum armor can you use steelconnector and supports?
If your running empty conduits when would you install pullstring as opposed to rope? Tele/Data cables get string, feeders get rope? I knowthe spec calls for pull strings in empty conduits for...
Pre-Galvanized and Hot Dip Glavanized strut. Are bothweatherproof?
So does the NEC, by definition, differentiate branch panelboards and distribution panels?
A lighting and appliance panelboard by NEC definition ishaving more than 10 % of the breakers 30A or less. Could you have a 600a or800a lighting and appliance panelboard? Could you have a 600A...
Does 20' of strut to mount a 400a panelboard seem like a lot? There are scenarios where it's floor to clg. Strut, right?