Answer / dharmendra mathur

If an electric motor contineous run. So motor will become
hot. So various safety devise are available for tripping an
overheated motor before it become damage or burnt from
excess heat.

Answer / srinivasa chary

Thermal relay is used in DOL starter to protect the machine
from excessive current when it is over loded...esspecially
incase of low HP motors.

what is difference between vcb and mccb

4 Answers   APTransco,

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What are the classifications of oscillators?

0 Answers  

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why capacitor offer reactance to alternating current?

1 Answers   Electrical,

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which technique servo motor tested o.k or faulty ?

1 Answers   ABB,

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why nearly all the voltage levels are in the multiples of 11 like 3.3 ,6.6 ,33 ,11 kv.....

8 Answers   Suzlon,

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what is the difference between equipment earth and system earth.

1 Answers   Hofincons,

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Merz-Price circulating current principles is more suitable for

1 Answers   Student,

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* Signal transmission in sky wave propagation is due to ? a) Reforction of wave b) Reflection of wave c) Pierus through Inosphere d) None and Reason for this is????

2 Answers  

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If we have 11 kv RYB Phase single core cable near about. Then wht effect and losses

0 Answers   Kirloskar,

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1.Why use in ups in software's,reason,and pls explain. 2.what is the isolation transformer and main use it's functioning and partes.

5 Answers   TATA, Wipro,

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how does the terminal voltage of transmission lines increase when a capacitor is connected???? This happens not only in transmission lines but also in all circuits. How??? When a capacitor is connected in a transmission line, capacitor also takes energy from the same supply. But how is it able to increase the terminal voltage??? Practically What sequence of events happen during increase in voltage???

0 Answers  

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how solar power plant energy meter multiplication factor

0 Answers  

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