Previous in Forum: Electronic Components   Next in Forum: PCB Vibration Analysis
Close

Comments Format:






Change Mode
Close

Subscribe to Discussion:

CR4 allows you to "subscribe" to a discussion
so that you can be notified of new comments to
the discussion via email.

Close

Rating Vote:







Add Vote
3 comments
Rate Comments: Nested
Anonymous Poster

VOLTAGE DROP

05/10/2009 9:44 AM

WHAT SIZE WIRE DO I NEED FOR 30 AMPS AT A DISTANCE OF 500 FOOT
Reply
Interested in this topic? By joining CR4 you can "subscribe" to
this discussion and receive notification when new comments are added.
jack of all trades
Guru
New Zealand - Member - Kiwi Popular Science - Weaponology - New Member Engineering Fields - Power Engineering - New Member Engineering Fields - Electrical Engineering - New Member

Join Date: Sep 2006
Location: Auckland, New Zealand
Posts: 8777
Good Answers: 376
#1

Re: VOLTAGE DROP

05/10/2009 8:50 PM

See the NUMEROUS previous threads on CR4 for an answer. If this is a homework question then try 5 core 148mm2 XLB (cross-linked bakelite) insulation, the extra 3 cores are for the return path.

__________________
 jack of all trades
Reply
PWSlack
Guru
United Kingdom - Member - Indeterminate Engineering Fields - Control Engineering - New Member

Join Date: Jan 2007
Location: In the bothy, 7 chains down the line from Dodman's Lane level crossing, in the nation formerly known as Great Britain. Kettle's on.
Posts: 32175
Good Answers: 839
#2

Re: VOLTAGE DROP

05/11/2009 3:24 AM

One that pulls British Standard 7671 off the bookshelf without snapping.

__________________
 "Did you get my e-mail?" - "The biggest problem in communication is the illusion that it has taken place" - George Bernard Shaw, 1856
Reply
kudukdweller9
Guru

Join Date: Jan 2009
Posts: 1011
Good Answers: 25
#3

Re: VOLTAGE DROP

05/13/2009 1:43 AM

Wire Copper
American Wire Gauge (AWG) Size 8 AWG (6 sq mm)
Voltage 240 Volts 1-phase
1-way circuit
length in feet 500
Load 30 Amps
Voltage drop 19.37
Voltage at load 220.63
% of voltage drop 8.07
Reply
Reply to Forum Thread
Have a Different Question?
3 comments
Copy to Clipboard

Users who posted comments:

jack of all trades (1); kudukdweller9 (1); PWSlack (1)

Previous in Forum: Electronic Components   Next in Forum: PCB Vibration Analysis

Advertisement

Got Something to Say?
Ask a Question
Start a Discussion

Search this Forum
Communications & Electronics:
Go

CR4 Sections
Aerospace
BioMech & BioMed
Chemical & Material Science
Civil Engineering
Communications & Electronics
Education and Engineering Careers
Electrical Engineering
General Discussion
Instrumentation
Manufacturing
Mechanical Engineering
New Technologies & Research
Software & Programming
Sustainable Engineering
Transportation

Site Directories
Forum Directory
Blog Directory
User Group Directory
RSS Feeds

CR4 Rules of Conduct
CR4 FAQ
Site Glossary

Who's Online (79 right now)
Show Members
Advertisement