How can claculate to attain the desired PF in the line (
HOW Much KVAR is required ) Pls Give the formula?

Answer Posted / sivarao

From power triangle
KVAR=KVA*sin(theta) and cos@=KW/KVA.

Is This Answer Correct ?    3 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

electrical

1803


how to identify vector group of three phase transformer by voltage method?

1162


What are approaches to tackle sedimentation problem of reservoir?

594


What is the function of NGR for the parallel operation of alternator? whats happen when different rating of alternator are running with parallel?

2499


what is PDU in transformer?? which company manufacture??

1382






When we use air circuit breaker, it has O/L protection ,time delay SC protection, Instataneous SC protection & ground fault protection. They all have some setting range. But what is the suitable/allowable setting for the above protection which will be safe for the equipment? For example-O/L protection setting have a range of (0.4,0.45,0.5,0.55,0.6,0.65,0.7,0.8,0.9,1.0)xIn Time delay SC protection have a range of (1.25,1.5,2,3,4,6,8,10,12)xIn Time delay setting is 0.02,0.1,0.2,0.3,0.4 Instataneous setting is fixed to 20xIn Gound fault setting is given 100A,300A,600A,900A,1200A This setting are for 2500A ACB. So what will be the basic allowable setting for the above protection? is there any formulae to calculate this<

1682


Define peak time.

693


What is the important precuations need tocarried out while working with Electrolite in Battery PM?

1489


Dear all i want to know SEWA Electrical Supervisor Licence test Previous Year Questions ? If any body know please send to me zohairaukllah@yahoo.com

516


Air refrigeration cycle works on the

661


I have a 380 KVA DG set. How can i find out 1. My Fuel Consumption per hr ? 2. Electricity produced in 1 Hr. ? 3. If load varies then how does it affect fuel consumption & electricity produced ? Please HELP !!! Really need an answer.

2127


WHY THREE PHESE SYSTEM VOLTAGE APPLIED IN 440 VOLT

1921


the problem faced on star or delta winding connection??

1509


which capacity of RCCB used for five thousand watt electricity load?

1358


PLZ sent the previous year question paper for GET in NHPC on my EMail id ppshanker@gmail.com

4939