Interested to Buy Any Domain ? << Click Here >> for more details...
which is batter in construction job,ELCB or RCCB?
- 7 Answers
- 18537 Views
- HCC, I also Faced
- E-Mail Answers
Answer Posted / t. eswara rao
ELCB operates at a low level of 30ma. For constructional
areas, The major protection should be for workmen. More
then 30ma current is dangerous to human being and hence ELCB
is recommended for this purpose.
| Is This Answer Correct ? | 7 Yes | 2 No |
Post New Answer View All Answers
what is the difference between transformer,converter and transducer
I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?
Do Phase angle measurement have any application in freq/harmonics measurement? If so how?
what is the difference betweem star connected motor & delta connected motor?
Mention the disadvantages of low power factor? How can it be improved?
Explain about Leakage Test.
current transformer balance the power level on both sides. e.g in case of step up, at secondary side voltage rise but current decrease and vice versa in case of step down transformer. but how this power level remains same in case of current transformer and voltage transformer
WHAT ARE THE DISADTAGES OF SINGLE-WIRE-EARTH-RETURN SYSTEM USED FOR RURAL ELECTRIFICATION?
Difference between drift current and diffusion current?
how calculated Transformer losses.
what is the reason the main breaker is trip during the motor is running? (some time the breaker is not trip)
Difference between megger test equipment and contact resistance meter test instruments?
how to select the double earth conductor if 21A full load?
Is vtg is controlled by the resistor? if else how much?
how give earthing conection to household equipment?
