Interested to Buy Any Domain ? << Click Here >> for more details...
why contactors are used ...? is contactors and relays are
same ...?
- 5 Answers
- 11620 Views
- I also Faced
- E-Mail Answers
Answer Posted / chandru_williams
contactors are used to make or break a circuit.Its
unconditional.
But relays can be used for conditional switching or
breaking of a circuit.
| Is This Answer Correct ? | 11 Yes | 1 No |
Post New Answer View All Answers
how to select correct size of power cable for inverter duty motor
how to flameproof electrical motor on the shaft?
why a tester wont shock while testing the power in house
If an electrical component has a positive temperature coefficient, how come such components have high power losses due to heat if current decreases when resistance increases? assuming power given by I^2*R whereby the Resistance is infinite.
What is the current carrying capacity of 35sq.mm flexible cable?
why using transformer and thyristor switch in 3 phase apfc panel
On 400 amp factory load how kvarh capacitors provide
why in an industry; machine having rated 200 h.p stopped after power factor is maintained above 0.97 lag by control panel in view-of energy saving
along with technical test papers
Load transfer in 11kv double busbar switchgear - operation.
While HT line put on to activate ACB in low tention panel VCB tripping instantly.why it happens
What is the difference between Delta & Wye windings?
how to find Harmonics and types as per the equipemnts
If increased the frequency up to 1000 then what changes shows in voltage?
we have require a Motor (1500kW, 6.6kV, 50Hz) which shall operate at 1500rpm during 30min and after it shall run on 500rpm during 15min. The same cycle shall be repetitive during the whole working days. Which method is best and economic to achieve such type of task. VFD, VVFD, Pole changing motor etc.
