Difference between DOL starter & star Delta Starter? And
where the Dol starter used upto how much HP and whereas
Star Delta vice versa?
Answers were Sorted based on User's Feedback
Answer / tamil arasu
DOL STARTER STARTING CURRENT IS HIGH.DOL HAVE IN STARTING
TIME MORE THEN 3 TIMES OF NOMINAL CURRENT.BUT S/D STARTER
STARTING CURRENT IS LOW.DOL STARTER NEED 1 CONTACTOR AND
1OLR, S/D NEED 3CONTACTORS,TIMER AND 1OLR FOR FULLY
AUTOMATIC.SEMI S/D NOT NEED FOR TIMER.
UPTO 5 H.P DOL STARTER USED.AND MORE THEN 5H.P USED S/D
STARTER.BUT DOL STARTER ALSO USED FOR ABOVE 15 H.P
ACCORDING TO THE LOAD.INCASE OF WE USING 10H.P MOTOR FOR
WATER PUMP WE HAVE SELECTING DOL AND WE USING FOR SAME H.P
MOTOR FOR MILL WE SELECTING STAR/DELTA.
Is This Answer Correct ? | 24 Yes | 1 No |
Answer / govindaraj
upto 5 hp dol starter is used.
upto 25 hp star delta starter is used
Is This Answer Correct ? | 16 Yes | 11 No |
Answer / guest
On DOl Starter it needs one Magnetic Contractor and in Star
Delta Starter it needs three magnetic Contractor
Is This Answer Correct ? | 11 Yes | 8 No |
what mean by power factor
My requirement is 1VA,50/5A Current Transformer for Metering .If I select 15VA , 50/5A CT.Is there any possibility of Technical Problem ?
What is the current carring capacity of 0000SWG and 0SWG overhead solid bare copper conductor. If possible please provide reference for various sizes Vs current ratings
What is Working principle of electronic choke?
how to calculate the current carrying capacity of a conductor. How it is related to diameter of cable or conductor
how to calculate bus-bar sizes? (copper bus-bars)
testing of Vector Group – YNaoD II
what is meaning of 230volts ac 50hzs ac supply is it rms or maximum to getting ac 230v what amount of max voltage they will send
what is the purpose of bypass mode in energy lighting transformer?
what is the maximum load sutiable from earth to phase and what is the max voltage earth to phase suitable
How many percent of power are not being registered if we bypass one side of the meter base terminal using #8 cu wire on 1-phase kwhr meter.
Regarding units, for voltage we are denoting Volts as V but in case of current we are not denoting Ampere as A instead as I..Why..? Any technical reason for this..?