what is relay type VDG,CDG,VTT ect?

Answer Posted / k.prakashchandra

Generally V =voltage ,D = disc type ,G =IDMT ,T= trip
circuit ,C= current.Hence VDG may be under/over voltage disc
operated IDMTL relay.CDG similarly current relay.VTT could
be voltage operated trip circuit supervision relay.

Is This Answer Correct ?    10 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

I need the list of Universities who have summer intake for BS degree in Electrical Engineering.?

1564


What are steps to be taken while designing of DYN11 distribution transformer to achieve magnetising balance?

3114


why and how current drawn by battery charger depends upon the altitude where it is located?

1567


Is it possible to use a S1 duty class motor for crane application (S4)? If not, why?

1899


the site measured knee point voltage of protection class CTs should be greater than rated knee point voltage? what about meetering class CTs. Should it be below the rated knee point voltage?

1637






What is turn ratio of a transformer?

665


Hello sir, pls send me hpcl technical test papers .i am. Appearing for the exam.

2233


are there rmu for 3 transformer?

1422


How you calculate the repturing capacity of a HRC fuse

2104


Block diagram of Power line communication?

1879


What are the factor to be consider for CT selection in 132kV substation?

1620


what will happen if ac and dc supplies given

1653


What is the capacity of the Fastners 12mm?

1896


in what type of applications v can use q meter?

1669


What is the control action?

634