Latest Discussions : Electrical & Lighting


02:25PM | 09/22/03
Member Since: 09/21/03
1 lifetime posts
what sz wire for 60A-120/240v subpnl at 140' from the main-pnl? It will be in EMT

Tom O

12:06PM | 09/23/03
Member Since: 09/17/02
476 lifetime posts
#4 THHN copper will limit the voltage drop to 2% at the full 60 amps and #6 THHN copper will hold the voltage drop to 3%. Either size should be OK . If you anticipate a large motor load, go with #4.

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