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Re: [Shop-talk] Extension cord length vs. wire gauge

To: "shop-talk@autox.team.net" <Shop-talk@autox.team.net>
Subject: Re: [Shop-talk] Extension cord length vs. wire gauge
From: David Hillman <hillman@planet-torque.com>
Date: Tue, 30 Oct 2018 22:13:33 -0400 (EDT)
Delivered-to: mharc@autox.team.net
Delivered-to: shop-talk@autox.team.net
References: <CAK73_u6_tAMQw==bu3A2hS2EFNrzW+DDg-y_AGdDzOfQ0awLqQ@mail.gmail.com>
User-agent: Alpine 2.20.16 (BSF 172 2016-09-29)
On Tue, 30 Oct 2018, Scott Hall wrote:
> I need about 300 get of extension cord. 16 AWG was fine at 100 ft. Can I
> string 3 of those together without a problem, or should I go up a size?
> Draw is 4 amps.

<http://www.paigewire.com/pumpWireCalc.aspx>

    Depends on your allowable voltage drop.  At 3%, this calculator says 
you need 10 gauge.

--
  David Hillman
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