how does it help for selection of a transformer.
1) How is your load.
2) load are veriable or holded.
3) want u transformer out door or indoor.
4) how many rediator u want in your transformer.
5) if u want other detail about that then pl. cont. me on
my no.9977278622 (khalil khan)
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My ups output shows 230 v between phase and neutral,but show zero between phase and earth.Is the system/installation is correct.If not what will be the possible reasons
Define piezo-electric effect?
1ampear me kitna watts hota hai aur elcb ka pura naam kya hai
18 Answers Al Khayyat, Alpha G, BEC, Bhel, CGS, Electrical, Fiem, Firmenich, HLG Habtoor Leighton Group, Jash, Kandia, Maruti Suzuki, Minda, NTPC, ONEIC, Pace Process Controls, SMTC, SR, Sunrise Electrical, Sushil Enterprises, Suzlon, Voltage,
what is Real power and Reactive power ? what is difference between them ?
can you tell me/show me, how to manually synchronize 2 DG. preferred with video.
how we can select MCB ratings according to Voltages, Curves.
Iin ESP why positive is grounded ? why not negative ?
why ups rating in kva? and why ups are in parellel?.why isolation transformer is used in ups?
During regenerative breaking= A rotating magnetic field is reversed B slip is positive C torque is positive D slip is negative
what are the assumptions made in swineburne's test?
1. which type of transformer connection is preferred in case of power supply transformers? (A) Star/Star (B) Delta/Delta (C) Star/Delta (D) Zig Zag/Star 2. In a power transformer usuall which winding is closer to the core? (A) Primary winding (B) Secondary winding (C) Low Voltage winding (D) High Voltage winding 3. The power factor of a purely inductive load is (A) Zero (B) Lagging (C) Leading (D) Unity.
9 Answers CECRI_Central_Electrical_Research_Institute,
What is meant by directional power and reverse power relay ?
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