Answer Posted / rvg
Fire pumps are emergency equipment, and even if there is
earth leakage, it should work uninterrupted.
So ELCB's are not used with fire pumps as per NFPA norms
| Is This Answer Correct ? | 34 Yes | 1 No |
Post New Answer View All Answers
what is the size of cable for 15kw motor and 85 meter cable length using with vfd
oltc of a transformer, how it works? and what are the equipment consist of describe briefly?
i am in need of AC SYNCHRONUS MOTOR 30KW. ANY ONE KNOWS THE MANUFACTURER OF SAME. ALSO MOSFET AC CONVERTER 20KVA CONT.OUTPUT.
What is the difference between isolators and electrical circuit breakers?
What is Load sharing of Transformer ?
at work we have a 3 phase motor but on testing one phase isnt getting a reading. it runs 24 hours a day all week. stops and starts well no noise or heating. the phase isnt down to earth.is it just a bad meter reading or not? phases one and three came up with a resistance reading of 0.4 but phase 2 couldnt get anything shows up as open circuit.
What is the difference between earthing,ground&nutral?
how to calculate the conductor size for certain KV transmission line and distribution line?
what is the total power generation in india?
What is highest size of HT motor like 11 kv or 33 kv,and how to make it 750 rpm.i think the size will be very big.any idea ? pl. reply..
am commissioning the trafo without connecting the neutral therefore unbalance will occur what is the alternative solution for this?
What is meant by stator? What is meant by rotor?
what is the path of thunderlightening? once both a buffalo and a person were standing 5m apart but lightening hit and killed buffalo not person?
How to calculate per unit impedance of transformer?
Q) Write VBscript code along with QTPscript code in QTP tool for below scenario 1. Launch yahoo site(i know) 2. Do loogin(i know) 3.Click inbox link(i know) 4.Go to every page of mail box and count no.of read mails and no.of unread mails(i know) 5.Store page numbers, read mail count and unread mail count in a new excel file sheet 6.Create 10 types of graphs on that data 7.Do logout and close site(i know) 8.Save new excel files with graph