A Determine The Time Of Operation Of A Relay Of Rating 5 Amps Of An O C Relay And Having A Relay Setting Of 125 Tms 1 (23.06 KiB) Viewed 34 times
W=28
(a) Determine the time of operation of a relay of rating 5 amps of an O/C relay and having a relay setting of 125% TMS = 0.W. It is connected to a supply circuit through a C.T. 400/5 ratio. The fault current is 4000 amps. Here, W is equal to the last non-zero digit of your student ID. [1]
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