Can we install and run MCCB suitable for 440v 3Phase 4wire system, on a 220V 3Phase 4Wire System.
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r we are using in gas turbine mark (5) frame (6) (made in india Bhel 1997) Ā
Two liquids hot and cold in two vessels are there and an metal bar acts as a conductor of heat between the two vessels. what happens then. what happens after 24 hrs?
work of choke in florocent tube circuit ?
what is a pulse transformer? how rise time of pulse changes when ever the voltage changes?
in my working site. momentary jerck in electrical supply ocurred frequently which cause of multiple losses in our electrical equipements. how can we protect our electrical machines and equipements in this situation.
WHAT KIND OF LIGHTENING PROTECTION SCHEMS CAN BE ADOPTED FOR THE FLAT ROOF OF BIG DIMENSION.
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Q.1:What protection will be used on HT and LT side of 33/0.4 KV, MVA transformer. Indicate capacities of protective device to be used. Q.2:Which types of back-up protections are used in the power transformers? What do you understand by the term over travel in the relay? Q.3:How star and delta connected winding transformer are provided from earth fault
Can any body tell gulf interview question for experienced electrical engineer ?
Please define ampere?
how does high earth to neutral voltage affect electronic equipment?
What are the different types of controllers?
A motor running with lenze frequiency inverter stops if I REDUCE SPEED with 25% load.If I run it in High speed and medium speed running smoothly with full load.please help me to solve it.
what are carbondioxide and dcp used in fire extinguishers
Mention how NPN and PNP transistor works?