Interested to Buy Any Domain ? << Click Here >> for more details...
WHAT IS THE DIFFERENCE BETWEEN UNDERVOLTAGE COIL, CLOSING COIL
AND SHUNT TRIP COIL OF AN ACB?
- 2 Answers
- 40333 Views
- Alstom, I also Faced
- E-Mail Answers
Answer Posted / nirmalraj
cc used for closing the breaker contact, tc used for trip/open
the breaker contact and uv coil used for spring charge
interlock. if no supply manual spring charge is possible,
supply is present manual spring charge is not possible
| Is This Answer Correct ? | 12 Yes | 8 No |
Post New Answer View All Answers
A well system is when , no. of bus bar is less or more. Tell me the concept of it.
how to caculate cable size for diff types of loads? if anyone know the calculating procedure please tell me
What should be the height of basement according to NBCC code?
Is better to supply the voltage for static exciter from the auxiliary power source or from the SG terminals? And why?
how to calculate the mesh earth network resistance in such substation, is there any recommended resistance values with references , thanks!
what is the difference between RMS & TRUE RMS VOLTAGE
if voltage bt phase & nutral is 38v in a panel board . whats the root cause.
What is the formula to calculate distribution transformer De-rating on iron losses basis
Please clarify 1. Icw: rated short circuit working withstand capacity 2. Icu: Rated ultimate breaking capacity 3. Ics: Rated service short circut withstand capacity 4. other specification of ACB
what is the relation between size of the anteena and wavelenghth of radiated wave
What is the bundle conductor?
what is the difference between switchgear and circuit breakers and is there any difference between outdoor and indoor switchgear and circuit breakers , and how would you differentiate between switch yard and substation and grid station . thanks
Why i receive the GCU fault in my DG Sychronization panel . what all the factors considered for this fault .
I have an existing old MCCB. ABB Model SACE, the rating are: Ue = 660 volts, Iu =1250 Amps, 3 poles, Ith (max) =800 amps at 45 deg C. I need a circuit breaker for my 3 phase motors, 380 volts 60 hz. the supplier required the minimum ampacity of the breaker to be 911 amps. can i use this breaker with rating of Iu =1250 amps but Ith = 800amps maximum?
how to measure the current by compact digital equipment with dislay which fit inside any equipment
