what is the CT & PT. where is it uses.what is the using that plese kindly answer me...?
Answer Posted / h s sandhu
CT and PT are the devices i.e. current and voltage transformers used for protection and metering purpose in the HT/LT system.Sensing current from CT and voltage measures the parameters on relational basis.
| Is This Answer Correct ? | 8 Yes | 0 No |
Post New Answer View All Answers
why 1.7Uo for HV cable Hi pot test?IE standard why?
How many wall/floor flange will i use in bus duct system if we have in our design a 35th floor building.
For small size, high frequency coils, the most common core material is- a. )Air b. )Ferrite c.) Powdered ion d.) Steel
Draw transformer phasor diagram.(full load,no load)
What is the formula to calculate the rating of a three phase miniature circuit breaker
what is the stear deltaprinceple?
Why AC & DC capacitor are use in UPS ??????????????????
What are the ratings of VCB, MCB, MCCB, SF6, ACB, and OCB?
I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?
What are root loci?
What is core CT & it's function?
Why front mounted CT polarities are always towards breaker?
what is the IPC ? & what the uses ?
why to use freewheeling diode ( diode in revers bias mode) across dc coil
What type of fittings and electrical accessories can be install in radiation area ?