how to check the earth resistance value& what is the
minimum earth resistance for good earthing sysytem.
Answer Posted / ramniveth
as per the IEEE standards it should be less than 1 Ohms
| Is This Answer Correct ? | 186 Yes | 37 No |
Post New Answer View All Answers
i have applied for the post of RRB section engineering chennai board please send me previou papers and solved answer. my mail id jagarapusrinivas@gmail.com
what is model question rrb junior engineer electrical gr.II
Connection diagram for KW meter and Kva meter
How to determine stage of Automatic Power factor controlling Relay(Apfcr)?
How to test the Secure Elite 440 Multi function meter working condition.
what will happen reduce the transformer voltage from 415v to 406v, is it save the energy,? are this methodis good to reduce the energy.?
WHAT IS SPEC OF CLEANROOM MOTOR AND LIGHT FITTINGS?
Can anybody inform me about the pattern of ECIL GET( Graduate Engineers Trainee) interview for Electrical students? Will there be HR round as well? I thought of preparing for 2 to 3 subjects thoroughly. Will it be sufficient? Please share your thoughts.
previous year paper of ntpc bhel for degree in electrical enng
tell me about roaster switch .& what is the function in transmission & distribution?
What is the minimum distance to be maintained in between HT panel and LT panel and Instrument panel as per IEC and NEC standards?
In EHV transmission line a neutral grounding reactor is often placed at neutral point of shunt reactors. What is the recommended protection for this neutral grounding reactor? Should I use a fast closing switch to bypass neutral grounding reactor when this protection operates?
Please tell me in DETAIL about the following 3 types of fuses or recommend me a good power system protection book or a website link ? 1.Dropout Fuse 2.Striker Fuse 3.Empulsive fuse (not sure if its impulsive or explosion fuse , sorry)
What is the one main difference between ups & inverter ? And electrical engineering & electronics engineering ?
What is the theoretical reason for the size of a zig zag grounding transformer to be 1.732 times less than that of a wye-delta grounding transformer used for the same application?