Answer / piyush rana

But for which purpose it is used & how to install it?

Answer / vikas

core balance circuit breaker in normal case no current flow through three phases hence output zero. at abnormal condition condition trip circuit breakers .

Answer / anil

CBCT is core balance CT. In normal conditions and phase
faults conditions (3ph or ph-ph) the output of the CT is 0.
In case of earth fault only there will be current which
will operate a relay and trip CB as for other protections.

Answer / lakshmi narayanan

IT IS USED FOR EARTH FAULT ..IT WAS INSTALLED IN MAIN
INCOMER PANEL,,,COST AROUND 20K TO 25K...IT IS MY 20 YEARS
EXPERIANCE

i have 500 amp inductive load of motors ,,,pleas tell me how can i calculate for capacitor bank for improving my power factor to 99 .....calcullations for capacitor bank,,,,

0 Answers  

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How many types of electric motors are there?

0 Answers  

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what is the use of spst switch in performing experiment on self excited dc motor?

2 Answers  

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Dsitrubution transformer minimum IR value

1 Answers  

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how we can decide that what value of ht line will come to any commercial building? (ans except According to the building load)

0 Answers  

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the circuit having same properties in either direction is known as.......

2 Answers  

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Percentage losses in power generation?

0 Answers   Nespak, Trimax,

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can we use transformer for 70 Hz?

6 Answers  

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How does an induction motor start?

0 Answers   Ericsson,

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what are the installation procedure of high voltage power transformer,CT,CB&PT?

0 Answers   Siemens,

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why the power factor of the induction motor is low?

1 Answers  

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What is the Derating factor of power cables when exposed to direct sunlight in (both PVC & XLPE).

1 Answers  

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