Answer / arun 7389944985

if any phase shorted to earth that time current flow div
into 2 way , CBCT senes half current only, but u earth at
only cbct end full current flow throw cbct ,then get
protection trip

In the UVR(Under Voltage Relay) there is a knob for the hysteresis setting. what is this setting? its threshold is given from 5% to 50%. please help me....

2 Answers  

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define electrical field?

6 Answers   L&T,

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what happens when back feeding supply accidently collapses with normal supply ??? How?? [that is sometimes in a substation 11kv feeder if their ws long time permit work, back feeding supply will provide from nearest substation... if accidently after the permit work,they charged the feeder without removing back feeding wat will happen...?]

1 Answers   KSEB,

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what is load vs Torque curve & why it is used?

0 Answers  

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WHY AIR COMPRESOR IS STARTED UNLOADED

3 Answers  

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how current is reverse from its normal direction during the fault?

0 Answers   HGF,

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what is the importance of Partial Dischage test for Electrical Equipments

0 Answers  

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Alternator couple to diesel engine why, Alternator couple to ac service motor with gear drive for 1500 rpm possible (yes or no) aim to low input power supply give to motor then high output power taken for alternator Please answer this question

1 Answers   Turbo,

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what are feeder pillars & panels?

1 Answers  

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what is distribution board and panel board

3 Answers  

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Why does the radius of armature is less than the radius of pole shoe?

0 Answers   ABB,

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define excitaton voltage and excitation current?

2 Answers   Allied Group,

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