What are pre paid energy meters ? How it works ?

1 Answers   Siemens,

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One watt is equal to how many? we says one watt bulb,means what it consume?

3 Answers  

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1.why are not using acb 33kv ht side? is there any problem 2.what is difference between acb,vcb,sf6 breackers? 3.what is the function of invertor and convertor in ups?

0 Answers   L&T,

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how to carried out tan delta test in 11 KV alternator ?

0 Answers  

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hi, i have 3x200KVA and 2 x 80KVA UPS with battery bank of 150AH 68Nos. and 100AH 204Nos., i need to install AC either ductable or PAC type, so can you help me to calculate heat load and capacity of the AC to install.

0 Answers   Hyundai,

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Then what do you call a transformer that is installed on the ground?"

1 Answers  

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What do you understand by oldham's coupling ?

0 Answers   Godrej,

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Give the two basic speed control of DC shunt motor.

4 Answers  

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what is differant beetween overload current and phase current?

0 Answers   KMJ, Petron ltd,

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How to calculate voltage drop loss in HT 11000 Volts XLPE Aluminium conductor cable. Any specific formula or Thumb rule

2 Answers  

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which is better 50 HZ supply or 60 HZ supply?

6 Answers  

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depletion layer will form beforre biase or after bias ?

2 Answers  

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