My ups output shows 230 v between phase and neutral,but show
zero between phase and earth.Is the system/installation is
correct.If not what will be the possible reasons
Answer Posted / kj
There is no connection between the earth and neutral. This
can be because there is and isolated earth system or
someone did not connect it correctly.
| Is This Answer Correct ? | 2 Yes | 0 No |
Post New Answer View All Answers
how you configure motorvision relay (L&T make)from DCS
Meter p.t. ratio= 3×230/400 , c.t.ratio = 3×1 (2) A what is m.f.
define superposition theorem thevnin theorem ,norton theorom?
what is the difference between 2 way and 4 pole selector switch???
In AC if the direction of current keeps reversing every half cycle, how does it propogate through the transmission lines?
What are stable systems?
is there any current and voltage drop on liquid resistance starter water/soda tank ?
In the ACB breaker capacity is 2000Amp but this each phase taken 1250 But total beldibg load is 600amp or 700amp watt is the problem
please send the last 5 years {{{JUNIOR ENGINEER - ELECTICAL, ELECTRONICS RRB CHENNAI and secundrabad}}} TECHNICAL question papers TO MY EMAIL ID dinesh100701@gmail.com
what is V.L.F. testing of power cable? do you know the voltage ratings, like for what rating and size of cable what rating of V.L.F. testing is used?
how desiel generate sart fail of eb?
What are chief characteristics of state-space method and its techniques ?
Is there any relevant technique to produce power from light and heat energy of the sun simultaneosly from same rays of light?
A 100W electric lamp is supplied from a 115V, 60HZ source. The peak instantaneous power dissipated in the lamp filament is
please send 5yearje solved papers on my email himmatsinghnathawat@gmail.com