Answer / subharaj

PS Class CTs are used for Differential protection & 5P10
are used for other protection.

Answer / k. sankaraiah

calss 5p10 used for normal protection, but PS class used
for special protection. 5p10 is used for non balance
circuits but PS class used for balance circuit.where ever
circulating current is balanced at that time only Ps class
using.This can be used only two CTs are present. Ex.
Differential protection & REF.

Answer / k.prakashchandra

5P10 ct belongs to PS ct group,being specified

Answer / jonnalagadda chowdary

PS Class CTs are used for Differential,over current
protection(direct protection) & 5P10 are used for restricted
earth fault(indirect protection)

Answer / fikizolo

Theres basicly no difference, they both overcurrent protection CT's

Answer / chirag

class ps ct's are special class ct's which are used in
protection where high accuracy is required other than that
5p10 are used.accuracy of 5p10 is less than class ps ct's.

Answer / satya dev

Class PS CTs are used for Metering system & Class 5P10 used
for Protection

why current is denoted by I

7 Answers   CTS, GCT, Samtel,

I NEED RRB CHENNAI (JE ELECTRICAL) QUESTION PAPER FOR LAST 5 YEAR AND I NEED RRB (JE ELECTRICAL) SYLLABUS.PLEASE SEND MY E-MAIL joo28_eee@yahoo.co.in

12 Answers   DFM, Hindustan Unilever Limited, JE, Pace, RRB,

what are the units of cable insulation?

3 Answers  

How will you calaculate the Ct ratio based on connected load 500KVA,and 11KV supply ?

3 Answers  

Can we use a window type neutral CT instead of a bar type neutral CT. We have an issue with a neutral bar type CT of 800/1 ratio with a Circuit breaker NS800L shneider type, and we want to change it with a window type. Pls advise. Thanks

1 Answers  

what is post close & pre close of trip circuit supervision relay in circuit breaker control scheme?

2 Answers   ABB, NEK, Power,

Two bulbs of 100w and 40w respectively connected in series across a 230v supply which bulb will glow bright and why?

0 Answers  

What do you mean by S.F.U. unit? application of it.

16 Answers   Indo Asian,

what is the difference between a race around condition and toggling?

1 Answers  

please tell 1 ton equal to how many kilo watt?? in some converter software's that is 3.5 kw. is it right?

8 Answers   Mitsubishi,

what is the meaning of WYE and DELTA in Electric meter?

0 Answers  

how i sync. the different size of generator.

4 Answers   ISB,