If he had one why bother with the device, unless its some kind of slow
starter circuit to lessen the load at start up.

Brian

--

This newsgroup posting comes to you directly from...
The Sofa of Brian Gaff...

Blind user, so no pictures please
Note this Signature is meaningless.!
Harry Bloomfield; "Esq." wrote in message
...
The Natural Philosopher brought next idea :
Worth checking motor phase resistances in case there is a short in the
windings tho...

..and insulation resistance to earth.

If it is a 3-phase 415v motor and it tests out OK, you could test on the
3ph mains supply if you have one.