Re: IEC 61439 Verification Methods

Thanks for pointing this out. I have updated the table to the 2011 edition.

--Steven

Re: IEC 61439 Verification Methods

Hi Steven. I just wanted to confirm with you that the table D1 above is now out of date. With the is

--CM3PhaseDesign

Re: Switchboard - Forms of Internal Separation

As promised, I have added a post on IEC 61439 verficiation: IEC 61439 Verification Methods

--Steven

Re: Switchboard - Forms of Internal Separation

Thanks for the quick reply Steven. All clear.

--Peter

Re: Switchboard - Forms of Internal Separation

Peter, thanks for the question. Types are not part of the IEC standard, but are specific to the B

--Steven

Re: Switchboard - Forms of Internal Separation

What about types – Form 4B Type 5 for example?

--Peter

Re: Switchboard - Forms of Internal Separation

Naban, Thanks for the comment. If you need a quick answer, testing of switchboard assemblies is ful

--Steven

Re: Always Use PPE

Great info. Thanks for sharing these recommendations. It really helps! Always secure safety when per

--Anaheim Electrical Power

Re: Switchboard - Forms of Internal Separation

Please describe "type testing" of switchboards and how it is done and guidelines,codes,requirements(

--naban

Re: 8 Motor parts and common faults

While it may not be a major problem in Low Voltage Motors, bearing damage due to circulating current

--Rajeevankeeran