Why CT secondary should not be kept open?
Answer Posted / pillay
In the physical construction of CTs you can see the secondary
is made up of a winding but the secondary is just one cable or
busbar.So it acts as a step up transtrofmer when the secondary
is left open.It is real I have seen two people who have had their hands burnt due to careless handling of the CTs.
| Is This Answer Correct ? | 12 Yes | 33 No |
Post New Answer View All Answers
why are u join ntpc
What is resonant peak?
What is Phase margin?
What are diffrent type of road taxes?
In single phase capacitor motor, if the motor rotate reverse direction then how much power will be consumed by the motor and why?
How is the connection of the tap changer on the HV side been made?
How many Zones can be in Conventional type fire alarm system & how can we detect the fire in Conv. type FAS?
what is the significance of terminal voltage and phase sequence in the operation of paralleling of two generators?
what is sustainable current of any conductors . a bare busbar or pvc cable has different sustainable current .
Pls Breifly explain about UPS (Inverter,Reserve,Rectifier,Float voltage,Boost voltage).
what are the difference between AC lamp and DC lamp
what is the function of bearing in dc mchine" and where it is placed
What is the gross weight to copper ratio in slip ring induction motor of 4000 HP,6.6 kv, 372amp, 992 rpm GE motor.
what do you mean by every IC 74 first digit.why are you using this no.why not using another no.
what is Fault level? why it is calculated? how will u decide same for our plant?