Answer / peter hone

Field loss is where field winding loses its residual
magnetism and can not operate. The process to reinstate the
magnetism is to flash the field...by flashing a small
battery across the field winding momentarily to regain the
magnetism...
Have done this on many occasions...it works!

Good day everyone,currently in our premise we using 30kw slip ring motor with resistance bank which we use as forward and reverse at conveyor bar handling. So,my question is how do we calculate the resistance bank which is suit the motor. Kindly,assist me... thank you

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