BB transformer for 277 to 240

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Re: BB transformer for 277 to 240

pdh #184688 02/18/09 11:34 AM

Joined: Jul 2004

Posts: 787

Winchester, NH, US

L

LarryC

Member

My guess as to why not many people make 277 compatible equipment is that for UL safety ratings. The spacing and clearance requirements for line voltage carrying components become larger above 265 VAC.

Larry C

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Entire Thread
Subject	Posted By	Posted
BB transformer for 277 to 240	pdh	02/17/09 09:38 AM
Re: BB transformer for 277 to 240	Scott35	02/17/09 10:52 AM
Re: BB transformer for 277 to 240	pdh	02/17/09 07:39 PM
Re: BB transformer for 277 to 240	JBD	02/18/09 06:25 PM
Re: BB transformer for 277 to 240	pdh	02/18/09 08:21 PM
Re: BB transformer for 277 to 240	SteveFehr	02/19/09 07:50 PM
Re: BB transformer for 277 to 240	pdh	02/20/09 06:22 PM
Re: BB transformer for 277 to 240	gfretwell	02/20/09 06:35 PM
Re: BB transformer for 277 to 240	pdh	02/21/09 03:03 AM
Re: BB transformer for 277 to 240	gfretwell	02/21/09 07:33 PM
Re: BB transformer for 277 to 240	SteveFehr	02/26/09 01:41 PM
Re: BB transformer for 277 to 240	pdh	02/27/09 05:41 PM
Re: BB transformer for 277 to 240	SteveFehr	02/27/09 07:16 PM
Re: BB transformer for 277 to 240	LarryC	02/17/09 06:29 PM
Re: BB transformer for 277 to 240	pdh	02/17/09 07:42 PM
Re: BB transformer for 277 to 240	LarryC	02/17/09 08:44 PM
Re: BB transformer for 277 to 240	pdh	02/17/09 11:02 PM
Re: BB transformer for 277 to 240	gfretwell	02/18/09 04:04 AM
Re: BB transformer for 277 to 240	pdh	02/18/09 08:09 AM
Re: BB transformer for 277 to 240	LarryC	02/18/09 03:34 PM
Re: BB transformer for 277 to 240	gfretwell	02/18/09 06:39 PM
Re: BB transformer for 277 to 240	pdh	02/18/09 08:20 PM

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ECN Forum Forums Technical Discussion Electrical Theory and Applications BB transformer for 277 to 240