3 ph motor connected in star delta starter. when we start the motor it run in star but when in is going in delta it trips the main incoming supply. why?
3 10279In 63kva LT Distribution Box Why the outgoing of 63A kit kat is connected to 200 A link disconnector? as the output of kit kat is only 63 A?
1 4305the fuse is use for protection against overcurrent but at normal condition it carry the rated current then how single thin wire carry this current without melting
1 4056We are getting supply at33kvand it stepdown to 11kv.So Our requirement is 11kv voltage.why we draw 33kv from the grid instead of 11kv?
2 5188Post New Electrical Engineering Questions
What is the working principle of MIG welding? and its out put Voltage?
how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating)?
I want to know the 'Test voltage' for Tandelta testing of 3.3 / 6.6 / 11 KV Motors. Please explain
description about dry type transformers
what is the minimum recommended leakage current of an earthed cable connected to the body or skid of an alternator
what is the meaning of 5% droop or 7% droop in AVR?
WHY SEPARATELY EXCITED MACHINE NEEDS EXCITATION BY DC SUPPLY WHY NOT BY AC
What is the difference between Static and servo controlled voltage stablizer?
why ct's&pt'S out put called as burden,why compelsary short ckt the secondary of ct's while removing the burden?
Convert a star connected network into a delta connected network.
What are the roles and responsibilities of electrical engineer in cement plant
HOW WE KNOW IN PHYSICALLY THE CONTACT SURFACE OF A VACUUM INTERRUPTER IS GOOD OR GOING TO DAMAGE IN A VCB AFTER ABOVE 500 TIMES OPERATED.
What is the effect of solar radiation on the design of an Isolated Phase Busduct?
we have one oven for 12 zone we are installed ir lamp in oven we control load from thyrister and 0 to 5vdc so our zone no 8 getting bright in fraction of second so what we do.. Please answer
the site measured knee point voltage of protection class CTs should be greater than rated knee point voltage? what about meetering class CTs. Should it be below the rated knee point voltage?