Answer Posted / v.venkata ramana

DELTA Connection

as for long transmission it is economical to transfer power
with 3 wire

-What shall be short circuit current of LV switchgear for a 1000 kva, 11.415kv, 3 phase tranformer with 5% reactance.

2141

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Why armature rheostat is kept in maximum position?

1124

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application s to shunt coil

1927

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why swityard is necessrry requirement in any bis power distributin systems?

2385

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WHAT IS LOAD CELL

2162

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WE know that for Inductor X=2pifL,In DC f=0,then X=0 so,V=IX=0;But In the DC excitation of rotor of AC generator,DC motor field coil which coils are inductor so why does not applying DC voltage short the rotor coil of AC generator and field coil of motor?If it would then DC source might be damaged but it is not happened. Why does the strand conductor of Electrical power transmission line make twist?

4393

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Installation method of self treated earth electrode.

2066

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How cable from Kit-Kat to main switch, from starter to motor are designed?

2130

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What are the necessary components of the feedback control system?

1239

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WHat is the requirement of installing FAST ACTING EARTH SWITCH in GIS and how is that integrated with protection system. How and when does it operate?

2181

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what is mathed of check the D.C MOTOR 181 KW (ARMATURE AND FIELD) WHAT IS THE MATHED OF CHECK THE THYRISTOR MODULE (HIGH CURRENT)

2055

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From reading, Under voltage relay used also as phase sequence relay now, Why I use under voltage and phase sequence relay in the same circuit (ATS)?

1794

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What kind of Neutral CT can be placed in 11/0.433KV transformer to be used and what are its specification?

1910

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What range of speed can you get with the armature control method of speed control of d.c. Shunt motor?

1146

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is all the servo motors having brake?please specify which servo motors having brake for stop on position and which are not.

1804

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