What is the min.& max distance between two earth spikes is
required for measuring earth resistance of an earth pit? Is
the manufacturer of Earth tester decides this? Pls explain.
- 3 Answers
- 8212 Views
- ABB, HAL, I also Faced
- E-Mail Answers
Answer Posted / elizabeth
The minimum and Maximum distance is zero. And manufacturer does not decide anything.
| Is This Answer Correct ? | 1 Yes | 2 No |
Post New Answer View All Answers
why do we need to use 3c+3e cable, normally i select only 3c+e cable and i think it is enough. pls explain the usefull of 3e cable ( in this project the earthing system is well done)
WHAT HAPPENED DC SERIES MOTOR FIELD WINDING OPEN. CAN POSSIBLE.
if we look on phasor of the transformer vaoltage is 180 oppsite at primary and the secondary so to improve a power factor is secondary should kept negative to improve it primary side means is -.90 became +.90 at other side
What is grid collapse? what is the reason for it?
What is the difference between security constraint unit commitment and security constraint optimal power flow?
What will happen if i replace a inductive proximity switch with photo sensor in a machine?
draw a circuit diagram connecting transformer OLTC- RTCC- VCB-Marshalling Box otherwise Explain in words
oltc of a transformer, how it works? and what are the equipment consist of describe briefly?
When the relative speed between the magnetic fields of stator and rotor does is zero under steady state operation?
is it possible for different brand of H.V transformers to run or operate in parallel to each other? if so how much disturbance can this affact the H.V bus bar?
what is the difference between b c d curves on mcb
how to test the electrical panel.ht lt mcc pcc.
regarding safety what would u consider the most important rules to observe when inspecting electrical equipment?
What will happen if the armature resistance is in minimum position and the field resistance is in maximum position while starting the motor
WITCH CARDS IN USE IN FIRE CONTROL PANEL.
