Interested to Buy Any Domain ? << Click Here >> for more details...
what is the safety of ACB & VCB and how can this work and
how can the service the ACB & VCB parts name with picture
- 21 Answers
- 99885 Views
- ABB, ACB, Bharti, Claris Lifesciences, Honda, L&T, RotoPower, Sterling Wilson, Wipro, I also Faced
- E-Mail Answers
Answer Posted / madhuranjan tiwari
1. under voltage
2.over voltage
3.over load
4.short circuit
5.earth fault
6.reverse power
7. Instantaneous (All are safety in ACB)
In VCB
Over current
Earth fault
Over Voltage
Short circuit
| Is This Answer Correct ? | 1 Yes | 0 No |
Post New Answer View All Answers
What are :- AC Distribution Board (Single & Double Front) DC Distribution Boards Distribution Board LT Breaker Panel.
why voltage form factor of PT are increase , when it is ecpected heigher spikes in system. how it is calculated.
Name two types of electrical analogous for mechanical system.
whether starting current is limited to rated current of motor through soft starting or it exceeds the rated current?
What is the function of RCBO? What are the different sensitivity ratings & each application?
how to generator maintenance (A Check, B check,Etc)
Briefly define and explain the following different types of Pulse Amplitude Modulation (PAM) with some examples. i) 2-PAM ii) 4-PAM iii) 8-PAM iv) 16-PAM v) Quadrature Amplitude Modulation (QAM)
As per the Anchor capstan motor specification, full load current is 200A. starting current is 1750 A and acceleration time is less than 8 seconds. Please guide for selection of cable size.
What do you understand by external characteristics of a d.c. Generator?
WE ARE PLACE A NEW 75 KW MOTOR FOR JPF.IT IS CONNECTED IN M.C.C. WHEN WE ARE STARTING M.C.C.INCOMER IS TRIPPED.THEN WE ARE CONNECTED IN P.C.C WITH A MM30 RELAY PROTECTION THEN WE ARE STARTED MOTOR WILL RUN SMOOTHLY.
What happen to generator if i have unbalanced load?
Apparent power is expressed as V * I(Conjugate). Why not in V * I ?
in wind mill use 2100 kw asychronous generator ( induction generator ) rotor voltage : 3300,stator voltage : 690, rpm : 1511 type : MRL063E04 ' we check rotor resistance magger value found following. R-EARTH - 00 M.OHM,Y-EARTH-34 M.OHM,B-EARTH- 33M.OHM R-Y: 31 M.OHM, Y-B: 00 M.OHM,B-R :33 M.OHM HOW CAN I TAKE DECISION?pls ans. quickly
What is current divider rule (cdr)?
An 8 pole, 50 Hz, 3-phase IM is loaded to a poing where pull out torque will occur. The rotor resistance per phase is 0.3 ohm and motor stalls at 650 rpm. The rotor reactance at stand still is A 2 ohm B 1.25 ohm C 3.15 ohm D 2.25 ohm
