Rules | Recent posts | topic RSS | Search | Register  | Log in

Contactor rating AC1 & AC3 ?

 
Post new topic  Reply to topic    EDAboard.com Forum Index -> Hobby Circuits and Small Projects Problems
Author Message
manjul



Joined: 16 May 2008
Posts: 34
Helped: 2


Post12 Jun 2008 9:39   Contactor rating AC1 & AC3 ?

what is AC1 & AC3 rating of contactor?

can anybody explain in detail?
Back to top
stefano.delfiore



Joined: 02 Apr 2006
Posts: 37
Helped: 5
Location: Italy


Post12 Jun 2008 22:20   Re: Contactor rating AC1 & AC3 ?

manjul wrote:
what is AC1 & AC3 rating of contactor?

can anybody explain in detail?


according to IEC Category Description:
AC1 Non-inductive or slightly inductive rows
AC3 Starting of squirrel-cage motors and switching off only after the motor is up to speed.
You can follow this link to have more information:
http://www.sea.siemens.com/step/pdfs/cc_3.pdf

stefano
Back to top
manjul



Joined: 16 May 2008
Posts: 34
Helped: 2


Post13 Jun 2008 6:50   Re: Contactor rating AC1 & AC3 ?

thanks for help.

i also have downloaded some information on contactor & it's rating.



Sorry, but you need login in to view this attachment

Back to top
Post new topic  Reply to topic    EDAboard.com Forum Index -> Hobby Circuits and Small Projects Problems
Page 1 of 1 All times are GMT + 2 Hours


Abuse
Administrator
Moderators
topic RSS 
sitemap