ECN Electrical Forum - Discussion Forums for Electricians, Inspectors and Related Professionals
ECN Shout Chat
Shout Box
Recent Posts
"Esoteric" countries and their wiring practices?
by Texas_Ranger. 04/20/19 07:00 PM
Norwegian power?
by Texas_Ranger. 04/20/19 06:27 PM
Welded Copper Connections
by gfretwell. 04/19/19 04:46 PM
Israel
by annemarie1. 04/18/19 02:35 PM
Water heater calculationsSo when I count calculati
by watersparkfalls. 04/13/19 12:43 PM
New in the Gallery:
What is this for?
Plug terminals
Who's Online Now
0 registered members (), 6 guests, and 12 spiders.
Key: Admin, Global Mod, Mod
Previous Thread
Next Thread
Print Thread
Rate Thread
rule of thumb? #44168
10/29/04 06:47 PM
10/29/04 06:47 PM
D
drgnz23  Offline OP
Member
Joined: Feb 2002
Posts: 56
los angeles
is there a rule of thumb for the percentage of main breaker in a panel to the other breakers in the same panel...
eg....400 amp main breaker
840 amp total breaker load

PLEASE HELP..

Work Gear for Electricians and the Trades
Re: rule of thumb? #44169
10/29/04 06:51 PM
10/29/04 06:51 PM
D
Dave55  Offline
Member
Joined: May 2004
Posts: 697
Crystal Lake, Illinois, USA
Not that I'm aware of. I'd suggest doing typical load calculations for the type of building per the NEC.

Dave


Featured:

2017 Master Electrician Exam Preparation Combos
2017 NEC Electrician
Exam Prep Combos:
Master / Journeyman

 

Member Spotlight
MarkC10
MarkC10
CA, Inland Empire
Posts: 43
Joined: September 2013
Show All Member Profiles 
Top Posters(30 Days)
Popular Topics(Views)
254,538 Are you busy
190,772 Re: Forum
180,493 Need opinion
Powered by UBB.threads™ PHP Forum Software 7.6.1
(Release build 20180101)
Page Time: 0.014s Queries: 14 (0.003s) Memory: 0.9413 MB (Peak: 1.0585 MB) Zlib enabled. Server Time: 2019-04-23 00:15:32 UTC