asked by
State the function of former and control spring in PMMC instrument.

Please log in or register to answer this question.

1 Answer

0 votes
answered by

Function of Former: To support the coil and provide eddy current damping. 

Function of Control Spring: To provide control torque or force and in some instruments springs can be used as current leads.

Welcome to Q&A site for electrical and electronics engineering discussion for diploma, B.E./B.Tech, M.E./M.Tech, & PhD study.
If you have a new question please ask in English.
If you want to help this community answer these questions.