ECN Electrical Forum - Discussion Forums for Electricians, Inspectors and Related Professionals
ECN Shout Chat
ShoutChat
Recent Posts
Increasing demand factors in residential
by tortuga - 03/28/24 05:57 PM
Portable generator question
by Steve Miller - 03/19/24 08:50 PM
Do we need grounding?
by NORCAL - 03/19/24 05:11 PM
240V only in a home and NEC?
by dsk - 03/19/24 06:33 AM
Cordless Tools: The Obvious Question
by renosteinke - 03/14/24 08:05 PM
New in the Gallery:
This is a new one
This is a new one
by timmp, September 24
Few pics I found
Few pics I found
by timmp, August 15
Who's Online Now
0 members (), 260 guests, and 19 robots.
Key: Admin, Global Mod, Mod
Previous Thread
Next Thread
Print Thread
Rate Thread
Joined: Jun 2005
Posts: 6
P
pwregan Offline OP
New Member
need to figure a feeder size for a 4 unit condo building,4- 100 amp panels for condos, and 1- 60 amp panel for house panel
any help will be greatly appreciated
thank you,
pwregan

Stay up to Code with the Latest NEC:


>> 2023 NEC & Related Reference & Exam Prep
2023 NEC & Related Reference & Study Guides

Pass Your Exam the FIRST TIME with the Latest NEC & Exam Prep

>> 2020 NEC & Related Reference & Study Guides
 

Joined: Aug 2001
Posts: 7,520
P
Member
As this is a somewhat code-related issue, I'm going to move this across to the NEC area for better coverage.

Joined: Feb 2002
Posts: 182
B
Bob Offline
Member
Look at 220.31 and 220.32 for the caculations and adjustments in the 2002 code

[This message has been edited by Bob (edited 07-27-2005).]

Joined: Oct 2000
Posts: 2,749
Member
See the 2005 NEC in Annex D for Examples that will help you make the calculations.


Joe Tedesco, NEC Consultant
Joined: Jun 2005
Posts: 49
G
Member
Um, 220.31?? My book ('05 handbook) skips from 220.18 to 220.40...

Joined: Jun 2005
Posts: 49
G
Member
I didn't think that was such a dumb question.


Link Copied to Clipboard
Powered by UBB.threads™ PHP Forum Software 7.7.5