Can be ammeter and voltmeter used without CT? if not, what is the reason for that?
Answer Posted / sameer
if you are measuring current at the high voltage line have current 60Amp then you cannot connect the ammter directly you have required CT whose scondary is connected with the ammeter . same as for voltmeter if range beyound 750volt measure you need to connect voltmmeter to Pt
| Is This Answer Correct ? | 9 Yes | 1 No |
Post New Answer View All Answers
Rules and standards of electrical control wiring ?
what is the purpose that we use PLC system in power system
Is RTCC panel needs any control supply.
Explain the method to keep noises low in a control system?
what's prime importance of protection in electrical system.if protection system don't work properly what can happen in electrical system?
What is the size of a 60 watt and 80 watt tubelight?
What is the main purpose of c.f.b.c.boiler
I am about to write exam in RRB bangalore for the post of section engineer.please provide me with previous exam questions
Sir 33kva 2 transformer load 900 amp calc 1800 amp mana jayega
What are the classifications of oscillators?
State the methods of improving power factor?
design of IGBT firing circuit for 11KV
how to select electronic timer(Star-Delta) setting for diff. rating motors
what is the clear formula to calculate cable size for a load
lamination figures