Answer Posted / s.arul
this is my idea.
Bucholtz relay is a gas operated relay.
1. less amount of gas will come, the relay give the alarm
signal. 2. more amount of gas will come, the relay trip the
machine(so don"t use battery in bucholtz relay).
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Show Details FROM:Muhammed Ikram TO:qa@allinterview.com Message flagged Saturday, June 4, 2011 10:07 PMMessage bodyHello all, i want to ask a question to all of you that what is VMM (voltage monitoring module )? how it work,s? i heard somewhere that it compare 1 phase voltage to other phase voltage. but there is also some setting on it. how to set it,s setting. please tell me briefly. Thank,s and Regard,s. Muhammed Ikram.
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