D DBLOCKER Member Jul 27, 2005 #1 What is the specification for direct bury cable 2/0 going underground from the transformer to the meter box? It is not going under any slabs or driveways or etc.
What is the specification for direct bury cable 2/0 going underground from the transformer to the meter box? It is not going under any slabs or driveways or etc.
P paul32 Senior Member Location Minnesota Jul 27, 2005 #2 Re: trench depth See 300.5 as Roger said in your other thread.
petersonra Senior Member Location Northern illinois Occupation Semi-retired engineer Jul 27, 2005 #3 Re: trench depth Originally posted by paul32: See 300.5 as Roger said in your other thread. Click to expand... There appears to be an error in this chart. Look at what it says for inches versus mm depth in the second row. 50mm does not equal 6 inches.
Re: trench depth Originally posted by paul32: See 300.5 as Roger said in your other thread. Click to expand... There appears to be an error in this chart. Look at what it says for inches versus mm depth in the second row. 50mm does not equal 6 inches.
physis Senior Member Jul 27, 2005 #4 Re: trench depth That's what you get for buying your book soon Bob, mine says 150 mm.
charlie b Moderator Staff member Location Lockport, IL Occupation Semi-Retired Electrical Engineer Jul 27, 2005 #5 Re: trench depth Duplicate. Closed. See this thread.