Recent content by elett

?= SF 1.25 (service factor)

If it's accessable, you can put a j-box in, provided you can get some slack.

The clear working space 36" is directly in front of the panel, not the sides. The bollards or some other type of protection might save from having a bigger problem later

New construction ? Call the Building Dept. that sparky is going to kill someone. I'm wondering what else is wrong.

Yep. 315(B)(6) only applies to a single feeder that supplies an entire residential panel. Your use requires the ratings found in Table 316.Unless the feeder carries the entire load for the home you can not use table 310.15(B)(6). In your case the sub panel is not supplying the entire home so you...

Lift the wires at (1) and (4) at the pecker head Check the voltage should be around 220v 250v.

Norcal, Good catch on the thhn. typicly thhn has a dual listing of thhn/thwn. Also other types you could use would be MTW,RHW RHW-2,TW,THW,THW-2,THHW,THHW-2,THWN,THWN-2,XHHW,XHHW-2,ZW. About the #4 artical 310.15 (B) (6) single phase dwelling services and feeders allows for #4 for 100a feeder.

Yes, He wants back fill 300.5 (F). Also Protection from Damage 300.5 (D) (1) He would want at least 18 inches below grade and anthing above grade to AT LEAST 8' protected by schedule 80 ridgid nonmetallic conduit or equivalent. That means anything from grade up to 8' if you had to go that high...

just a thought; could it be sensing to much closing force thinking their is somthing under the door. try adjusting the down closing torque

check out www.usmotors.com if this dosn't help give more detail on motor info. sounds like your missing a jumper

Can you LB out the backside of the 200a panel trench to the new structure back up and LB into the new 100a sub panel? Then you could put everything in PVC, 1 1/4" which is plenty big (3-#4 thhn, 1-#6 thhn green). Don't for get the ground rod !