what is the difference between line voltage meter and relays

Answer Posted / usha

Voltmeter is used to measure voltages and the relay is a sensing device to sense the faults of the transmission line. And it protects the transmission line by the certain fault conditions.

Is This Answer Correct ?    2 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Is Transol transformer oil comparable to nynas nytro libra?

2627


What will happened if the neutral of the (star connected secondry) Xformer disconnected? (if its Above KVA rated one)

1716


Hi Friend I am used multimeter to measure the voltage between R Phase(SS1) to R Phase(SS2). In SS1 is connected with UPS loads. But I am getting voltage between these 2 R Phases. Please give some idea friend

1512


Why different Pressure switch used in marine boiler water circulation system

1313


what is gridrotor resistance starter

1440






An ISP is granted a block of addresses starting with 150.80.0.0/16. The ISP wants to distribute these blocks to 2600 customers as follows. a) 200 medium size businesses; each needs 16 addresses b) 400 small businesses; each needs 8 addresses c) 2000 households; each needs 4 addresses Design the subblocks and give the slash notation for each subblock. Find out how many addresses are still available after these allocations.

7018


What is the permissable nutral current of three phase system as per IS standards?

1529


how to design coil turns ?

1538


a 100mva,400/200v transformer has leakage impdce of 10% draws a steady state line currentof---------------

1463


if we run a 3 phase machine on two phase what will happend??? given answer with solid reason please

1599


What is the main purpose of c.f.b.c.boiler

1257


Can anyone explain me about the capacitor calculation

1711


IF TVM OF TRANSFORMER SHOWS POWER FACTOR ON 33 KV SIDE AS 0.97 LAGGING AND ON 132 KV SIDE IS 0.75 LEADING.IS THIS CORRECT.WHERE IS PROBLEM.

1861


What is the classification of hydro projects based on installed capacity?

685


What is power relay?

798