what is the principle of operation of tungstun bulb ??

0 Answers  

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what is the meaning of servo motor. In trains, what type of the motors we are using at the bottom of each compartment

5 Answers  

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HOW THE OLTC TRANSFORMER SAVE ENERGY IN COMPARISON TO OFF LINE TRANSFORMER AND IS IT ECONOMICAL TO REPLACE THE OFF LINE TRANSFORMER TO OLTC TRANSFORMER

0 Answers  

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In what condition the HT fuse breakes?

0 Answers  

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Dear All please ive me ur ideas... What is the major diff between cu conductors and Al conductors ?

3 Answers   MX Technology,

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Size of the power cable like 1.5,2.5,4 sq.mm which area calculated from whick area or how specified the size?

1 Answers   MRF,

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Is current shock due to voltage or current? pls answer

2 Answers   ABB,

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What is The function of tvm(tri-vector meter)??

2 Answers  

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In Air circuit breaker LSIG protection unit is used. Without fault in cables (2 runs 3Cx150Sq.mm Copper, 1Kv grade, XPLE armored cable IR value is more than 550Mohm @ 500V Megger) and load section Long time Overcurrent protection is triggers and trips the unit. We changed LSIG protection with new factory tested unit. Even then fault is persisting. Please suggest the possible causes

0 Answers  

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What are the difference between CT/PT operated Meter and RRAMR Meter for HT/LT application?

1 Answers  

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What is UPS and How do you maintain the UPS Maintenance? Brief Description on UPS maintenance.

0 Answers   JLL, Nokia, Uttam Galva,

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if our load in 3 phase circuit is 4000 amp. calculate the capacity of capacitor panel if line power factor is.80 .

1 Answers   ST Micro,

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