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208v & 240v #19035
12/18/02 10:51 PM
12/18/02 10:51 PM
C
Cindy  Offline OP
Member
Joined: Jun 2001
Posts: 196
PDX, OR, US
for working clearances do you use the 150v+ row in the 110.26 table for 208v and 240v ?

Work Gear for Electricians and the Trades
Re: 208v & 240v #19036
12/18/02 11:03 PM
12/18/02 11:03 PM
N
Nick  Offline
Member
Joined: Aug 2001
Posts: 599
Riverside, CA
No, you use 0-150V. Notice it says "nominal voltage to ground." 208 and 240V systems are 120V to ground (nominal)

Re: 208v & 240v #19037
12/19/02 08:29 AM
12/19/02 08:29 AM
G
gq  Offline
Junior Member
Joined: Dec 2002
Posts: 1
I cant beleve how many get this wrong ontests.I know sme who dont agree with Nick. can 240 go throgh you to ground?

Re: 208v & 240v #19038
12/19/02 09:34 AM
12/19/02 09:34 AM
R
resqcapt19  Offline
Member
Joined: Nov 2000
Posts: 2,148
IL
Becareful if the 240 is 120/240 4 wire delta. Then the voltage to ground is 208.
Don


Don(resqcapt19)
Re: 208v & 240v #19039
12/19/02 07:45 PM
12/19/02 07:45 PM
N
Nick  Offline
Member
Joined: Aug 2001
Posts: 599
Riverside, CA
Thanks, good point Don.


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