How many earthings are required for motors?
Answers were Sorted based on User's Feedback
Answer / satya dev
As per IE rule Minimun 2 nos earting required Motors & Both
must be connected in Parallel.
| Is This Answer Correct ? | 20 Yes | 1 No |
Answer / baljinder singh
double earthing is provided to motor according to Indian
Electricity.
| Is This Answer Correct ? | 8 Yes | 0 No |
Answer / manjunatha m
Motor with integral terminal box (LV motors) terminal box will be integral part of the motor body, so two earthing connection for Motor body is sufficient, for Motor with separate terminal box though mounted on the body needs separate earthing connection for terminal box apart from main body earthing.
| Is This Answer Correct ? | 7 Yes | 0 No |
what is the difference between capacitive and resistive voltage divider?
what take 100 w take current
how brushless dc motor is operating ?
Whether capacitor loads can be connected for testing a diesel engine at its full load capacity? Is there any limitation of capacotir load? Which is the best load for testing DG sets?
How big (size) can the tertiary winding be in transformer? Can we load the tertiary winding, if yes then how much we can load it?
What is the function of neutral CT in transformer? Turn ratio of typical CT for 2MVA transformer ? or relation between full load current of transformer and neutral CT ?
1 Answers Electrical Inspectorate,
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?
What are the types of AMF(auto main failure) panel.
What is four quadrant metering system.
Why does The speed of motor used in elevator remain constant irrespective of load??
When i went to a interview the interviewer ask me a question for that i cant able to answer him if anyone knows answer me How will you design a capacitor bank for a plant? if my p.f is 0.6 i have to improve it to 0.9 or 1 what kind of steps i have to do? and is there any formula for calculating this?
The insulation resistance of a cable can be measured by
Civil Engineering (5086)
Mechanical Engineering (4456)
Electrical Engineering (16639)
Electronics Communications (3918)
Chemical Engineering (1095)
Aeronautical Engineering (239)
Bio Engineering (96)
Metallurgy (361)
Industrial Engineering (259)
Instrumentation (3014)
Automobile Engineering (332)
Mechatronics Engineering (97)
Marine Engineering (124)
Power Plant Engineering (172)
Textile Engineering (575)
Production Engineering (25)
Satellite Systems Engineering (106)
Engineering AllOther (1379)