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   alt.electronics      Electronics design, repair, worship, etc      7,706 messages   

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   Message 7,049 of 7,706   
   Jimmy Wilkinson Knife to Brian Gaff   
   Re: Why are motors not current limited?   
   21 Apr 18 23:24:10   
   
   XPost: uk.d-i-y, alt.home.repair   
   From: nowhere@somewear.co.uk   
      
   I post to all applicable groups.  Stop removing my crossposts.   
      
   Mains.   
      
   You can stall an angle grinder quite easily, just twist it slightly in the   
   concrete you're cutting.   
      
      
   On Sat, 21 Apr 2018 21:31:55 +0100, Brian Gaff    
   wrote:   
      
   >   
   > Stop cross posting!   
   > Are you talking portable tools or mains powered ones here?   
   > The current limiting could be done, and as I recall, in battery devices used   
   > to be, as the older batteries did not like huge currents being drawn from   
   > them until they themselves got hot. Not actually noticed what goes on thes4e   
   > days, but I'd have thought like you, it would by now be standard.   
   >  mains stuff on the other hand is almost impossible to stall unless you   
   > start rotating yourself!   
   >  Either that or the motor is crap to start with!   
   >  Brian   
   >   
      
      
   --   
   When working with electronics, my best advice is to do whatever it takes to   
   prevent the smoke from leaking out of the components.  Electronic parts   
   require the smoke to stay inside to function correctly!   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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