Is it reuired to use house service barcket for 31/2 core 300 Sq.mm cable,if the distance between pole & shop is around 2 mtrs only or can I hang the cable with GI support in air? upto what size of cable GI serrvice btacket is necessary?
HAL,
1 2540Can I do body earthing of machine by using Cable armour or I have to run another GI wire for body earthing and how many wires I need to run. Is there any rule for this. eartnig
HAL,
3 4271can we use existing 6300V alternator for generating 6600V by increasing excitation,what are advantages & disadvantages to alternator & motors of 6600V.
GMR,
1 3267can we charge 3 ph power transformer delta-star wound with neutral grounded 6.6kV/415V from secondary side(415V) but with primary(6.6kV) open by dg,what are the disadvantages or losses.
1 2214why the transformer connected like STAR- STAR, DELTA- DELTA, STAR- DELTA, DELTA-STAR ...? why these connections ,,, explain the advantages these connections?
2412what is the diff between VCB & ABCB breaker in substaions? explain the operating priciples of VCB & ABCB
1 5202Post New Electrical Engineering Questions
what is the clear formula to calculate cable size for a load
According to IEC60034-14, When the vibration monitoring system required for motor Bearing. above which KW, it is required? and for what type of bearing the vibration probe is provided.
Why lose 1 phase voltage in 33kv to 415v stepdown transformer
What are dependent sources?
hello friends this is krunal here.. i have applied for he officer train in hpcl electrical stream.. any one who have applied before for electrical stream please help me out.. post ur reply to my mail id: krunal_airforce@yahoo.com.. any tips, old questions for paper or any help will do.. plz help me.. your faithfully, Krunal Darji
what is the working principle of a DG Set, Alternator, & exiter
how to carried out tan delta test in 11 KV alternator ?
Can u Explain about the electronic trivector meter and the use of data converters in them?
why dc is used in control circuits for MV & LV switchgeras instead of ac
How to find ampere on ht side for selection of cable size ???
Can we use a absolute encoder to show rpm of a motor ? what about the condition when power is off ? what is difference if a incremental one is used ?abanirout@gmail.com
What are locations arc protection relay is fixed.
Why collecting electrode of ESP to be earthed
difference between the applicability of nortons and thevenin theorem
how is positive, negative, zero sequence is happen.. how is effect on 3 phase system
