Answer / vishnu vardhan reddy

Star delta starter used for air compressor, feeder side check all connections tight the loose connections check fuses,check contactors blades cleaning,check olr ,blowering feeder,motor side TB checking, Megger the motor, blower the air filter,check the junction box

what is the function of statics switch in ups and tell me parts

0 Answers   Dalkia,

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What is 2P*0.5 sqmm screened copper cable and what is the use of it..?

1 Answers  

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An ISP is granted a block of addresses starting with 150.80.0.0/16. The ISP wants to distribute these blocks to 2600 customers as follows. a) 200 medium size businesses; each needs 16 addresses b) 400 small businesses; each needs 8 addresses c) 2000 households; each needs 4 addresses Design the subblocks and give the slash notation for each subblock. Find out how many addresses are still available after these allocations.

0 Answers   UOG,

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what is the difference between core & shell type transformer ?& where we use those transformers ?

10 Answers   BNCET,

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If one ct is reversely connected in Y system what will effect in kwh and kvarh meter?

1 Answers  

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What are the various types of BUSBAR Schemes? explain each

2 Answers   Thermo,

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Stepwise process of Northern grid failure in 2012!? (dont copy paste from wikipedia)

1 Answers   Rashtriya Ispat Nigam Limited RINL,

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what is the meaning of electrical maintenance?

3 Answers   GE Healthcare, MAHINDRA,

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I am using submission of two ct in one and half scheme for 67/67N protection. Both CTs star point is grounded separately near ct box.Will two point ground give wrong tripping to 67/67N during fault or no matter.

0 Answers   NCC,

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What should be the minimum and maximum ohmic value for earthing?

2 Answers  

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which safety we have to take when we go for work?

2 Answers  

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Define reserve-generating capacity?

0 Answers  

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