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#19035 - 12/18/02 11:51 PM 208v & 240v  
Cindy  Offline
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 ?


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#19036 - 12/19/02 12:03 AM Re: 208v & 240v  
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)


#19037 - 12/19/02 09:29 AM Re: 208v & 240v  
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?


#19038 - 12/19/02 10:34 AM Re: 208v & 240v  
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)

#19039 - 12/19/02 08:45 PM Re: 208v & 240v  
Nick  Offline
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Joined: Aug 2001
Posts: 599
Riverside, CA
Thanks, good point Don.



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