can you use 400 volt 3 phase and neutral and earth
equipment on 440 3 phase and earth supply safely and if so
how?
Answer Posted / laurence dunnett
you would need a delta/star transformer to reduce the
service volts to the load volts
| Is This Answer Correct ? | 9 Yes | 2 No |
Post New Answer View All Answers
how does a liquid starter reduce the starting currents?
What are the site acceptance tests for power cables, DG Sets, LT panels & 30kVA UPS ?
how to find out 3 phase complex power in per unit in unbalanced system?
Shall I use 40A semiconductor Fuses in 32 A SFU ? Frame size is same. What Happen if Fuses burn on SFU?
Differentiate between real and apparent power?
what is the effect of back reactive power on the generator ?
why burdens of VTs is more than CTs?
how to setting voltage RTCC panel
What facility we get after CT secondary earthing and how?
How do apply electrical 'c'license......pls advice
How the circuit breaker is selected for Induction motor of 100 kW, 415 volt, 0.85 power factor, 0.95 efficiency ?
Single line diagrams for star to delta and DOL starters.
IF % IMPEDANCE OF A TRANSFORMER IS INCREASED FROM 5.8% TO 8% HOW MUCH THE EFFICIENCY OF THE TRANSFORMER WILL COME DOWN?
defination of lines
what is the differencce inn series and cascade connection??