Which type of DG need Netral Earthing?

1 Answers   Hyundai,

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Why OLTC(On Load Tap Changing)transformer is not recomended for improving voltage instability?

2 Answers  

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In Delta connected capcitor bank, One bank failed due to some problem. Can we connect Open delta capacitor bank to 3 phase motor. The motor voltage rating is 6.6KV. IF yes what changes will happen?

1 Answers  

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how to select the power contactor in Diffrent AC motors.

6 Answers   Titan,

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how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating)?

0 Answers  

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The transformer which is smallest in size is and how to calculate that? The options are 100 KVA, 50 Hz 100 KVa, 100 Hz 100 KVA, 25 Hz 50KVA, 25 HZ

4 Answers   Ranbaxy, Zee Laboratories,

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What is the permissible value of earth resistance and as per which standard / act / rule ?

3 Answers   HBL Power Systems,

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what is the contact resistance of sf6 circuit breaker??

2 Answers  

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at the time of starting back emf of a motor is zero.so how can it will start to run??

1 Answers  

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what is the use of power transformer in GSS.

0 Answers   College School Exams Tests, DLF, TCS,

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in 4 pole lap wound dc motor one brush is disconnected then what result in new voltage if its voltage is v volts power is p watts current is i amp

1 Answers   GATE,

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what is phase voltage and phase current what is line current and line phase

3 Answers   L&T,

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