give single line diagram of D.O.L and star -Delta starter ?
Answers were Sorted based on User's Feedback
Answer / rajesh.p
Dol starter means direct on line starter and its capacity
is below 5hp
| Is This Answer Correct ? | 142 Yes | 19 No |
Answer / mafat
IT IS POSSIBLE TO DOL STARTER WILL BE CONVERTED TO
MICROPROSSER TYPE STARTER
| Is This Answer Correct ? | 70 Yes | 18 No |
Answer / j.senthil kumar
D.O.L Starter:
Motor connected either via Contactor or directly from the
Three/Single Phase Lines.
Star delta Starter:
We require three contators for make the Star-delta
combination, The contactor looping are attached herewith
for your reference.
| Is This Answer Correct ? | 37 Yes | 4 No |
Answer / hardik prajapati
1)Up To 7.5 HP - DOL Starter
industrial application one contactor are used
2)Up To 7.5 To 20 HP star Delta
Star Delta starter three Contactor Are used
and one Star/Delta Timer are Used
-- MCCB
-- Three Contactor
-- over Load Relay
-- Timer
-- SPP (Single Phase Priventer)
-- Control Fuse
| Is This Answer Correct ? | 3 Yes | 0 No |
Write the formula for Fault MVA, Fault current, Base MVA.
hi i m going to attend bhel interview on 22nd sep 2008 for ET(electrical engineering).pls guide me how to prepare for the interview.i am a fresher.
why wave traps are placed only at y and r phase?
what is difference between AC VVVF drive & Dc VVVF drive explain their working principle?
what difference between tapping -15% to +5 % and -5% to +15% tap. & how can define HV turns on maximun & minimum tap of power transformer.
Compare OH Transmission & UG Transmission?
what is RR number Abbreviation energy meter
if 20 hp motor starts directly delta connection.motor what will be the effect.
why we don't discuss power facter in dc?
What happen if field ckt is open when a sailent pole alternator connected to infinite bus
Why do we mostly prefer to generate and distribute electricity in 3 phase and not in 4 phase or 5 phase?
explain the Trip supervision circuit
Civil Engineering (5086)
Mechanical Engineering (4456)
Electrical Engineering (16639)
Electronics Communications (3918)
Chemical Engineering (1095)
Aeronautical Engineering (239)
Bio Engineering (96)
Metallurgy (361)
Industrial Engineering (259)
Instrumentation (3014)
Automobile Engineering (332)
Mechatronics Engineering (97)
Marine Engineering (124)
Power Plant Engineering (172)
Textile Engineering (575)
Production Engineering (25)
Satellite Systems Engineering (106)
Engineering AllOther (1379)