WHAT IS THE DIFFERENT BETWEEN MCB & MPCB? & HOW IS USE?
Answers were Sorted based on User's Feedback
Answer / sheikh
MCCB means moulded case circuit breaker and used to passing
through nominal or huge amount of current and frequently
installed in main side of power db.
MPCB means motor protection circuit breaker which only used
to control any one or more particuler motor with adjustable
rating of current.
Is This Answer Correct ? | 14 Yes | 1 No |
Answer / jvino03
MCB means Miniature Circuit Breaker, MPCB means Motor
Protected Circuit Breaker, Generally MCB comes under 2A to
100 A current only, MPCB used for Motor Protection it
contains OLR inbuilt
Is This Answer Correct ? | 5 Yes | 0 No |
Answer / thangaraj.r
MCB=MINIATURE CIRCUIT BREAKER
MPCP=MOTOR PROTECTION CIRCUIT BREAKER
MCB is a constant current rating (ie)for example if MCB
rating is 20A it can trip only above the 20A,BUT in the MPCB
is the adjustable one (ie)if the MPCB rating is20A we have
to adjust theMPCB knob like19A,18A,15A.....from that we are
setting the values the MPCB is trip.
Is This Answer Correct ? | 1 Yes | 0 No |
why T/F winding temp measurement cts are odd secondary current ie,109A/1.2A/1.4A?
0 Answers MSETCL Maharashtra State Electricity Transmission Co Ltd,
Why the cost of CT increases with the decreasing of its CT Ratio (Technical Reason)?
what is the working principle of electrical motors?
what is the difference between AC choke (inductor) and DC choke (inductor), working and design point of view?
do you know measure the earth resistance?explain
what is the principle of operation of tungstun bulb ??
What will be MF for below rating ? Main CT PT value is 11kva/110 and 20/5 amp Meter display is 1kva/110v and -/5 amp What will be MF ? Multiplycity factor of energy meter
hi friends i m from electrical branch and seeking for tech. + apti. both papers of hpcl plz get it available as soon as possible
0 Answers Engineers India, Engineers India Limited,
what is the thumb rule to know current carrying capacity of copper conductors of different size.
Hi,Any one has idea regarding the KPTCL Recuirtments for AE'e & JE's for the year of 2009-10???Kindly help in regards..
Why two nos. un-tensioned wires are placed inside the PSC poles used by powergrid in RGGVY works.
what is S.D.F stands for ? (S.D.F unit 80 amp , TPN )