11KW Delta motor is taking about 44Amps in star and goes upto 70Amps in delta and trips OFF. The rated current is 26Amps. Application is for the blower. The motor takes ( no load without coupling impller ) only 2.5A and 5Amps in star & delta starter test.Need to know why its taking high current.

10 Answers   Pfizer,

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how are reversing the direction of rotation of dc motor

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Hi,iam a diploma in electrical engineering.rtd from indian air force in apr 2007.prsently working in reliance next link as a network maintenance engineer since 2007,can i get a job in motherson sumi.

0 Answers   Motherson, Motherson Molds and Diecasting Ltd.,

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Difference between field rheostat and armature rheostat.

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will three phase energy meter run without one phase

2 Answers  

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In the N-series schneider reclosers. What is the difference between current during fault time and current at tripping? This appears in the Event log in an event of a trip out.

0 Answers   Kaytech,

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why lightning arrester and other equipment earthing conneting from same earth bar ?

1 Answers  

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How to calculate earth fault current for 6.6 KV , 50 HZ , 756 Amps , 3000 RPM , 0.8 PF generator

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how to use single phase supply for a three phase equipement.

12 Answers  

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Is a induction motor rotate by back emf ? If not , then how it is rotate ?

1 Answers  

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while doing high voltage test on 11kv/433 distribution transformer why we only give 28 kv on hv side and 3kv on lv side for power transformers what is the value what factors it depends

0 Answers   Enercon,

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how does the terminal voltage of transmission lines increase when a capacitor is connected???? This happens not only in transmission lines but also in all circuits. How??? When a capacitor is connected in a transmission line, capacitor also takes energy from the same supply. But how is it able to increase the terminal voltage??? Practically What sequence of events happen during increase in voltage???

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