when meggering a 3ph,480v oil reservoir heater on a regen
gas compressor, why do I get a reading to ground when
meggering phase to ground? shouldn't it read opened or is
there something that makes it read closed? on the same
heater, when ohming, it reads open. thanx
Answer / k.prakashchandra
The resistance between phase to ground is in mega ohms if
star point is not earthed.
Is This Answer Correct ? | 3 Yes | 1 No |
What is the difference between Floot charge and Trickle Charge.
how many current required for hypo test
How to calculate the cable size in sq. mm. when the load is given in KW?
I have a situation to design sub-Distribution board/Panel meant for feeding power sockets. In the incomer CAN i Take TP MCCB with Neutral Link and All the outgoing feeders with to sockets with TP MCCB and Neutral Link? P.S : My System is IT Earthing
Is it possible to measure correct value of earth resistance & cable insulation ristance with out disconncting earth lead & both sides of cable ends? If not, any other method to measure ER & CIR with out disconneting from the system.
which seven wonders are selected in india in 2008-2009
what is the use of Antipumping in HT breakers.
why transformer ratings are in kva
why we use condenser in the thermal power plant, althrough the same vapour will be again heated
explain why reduced voltage starters are required for large tree phase inudction motor
How much KVAr bank reqired for 630 KVA transformer on full load for maintain power factor upto.99
4 Answers Dhanalakshmi Industries, DLF,
WHAT HAPPEN IF TRANSFORMER HAS GIVEN SQUARE WAVE SUPPLY