Which starter can be used for 3 phase verriable speed (2 stator wdg) induction motor ?

2 Answers  

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how can you calculate the value of external resistance inserted in a slipring industion motor? (eg. 110 kw / 990 rpm/50Hz/stator v-415/stator Amp-195/Rotor V-440/Rotor amps- 151.)

6 Answers   Bosch, NMDC,

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In power generator sets, when they are coverted from 50hz to 60hz, the kva rating after conversion increases. For example, the manufacturer of a perkins 200kva @ 50Hz generator set has mentioned it to become 220kva after converstion to 60hz. What is the relation between the frequency & the KVA rating. Any formula please.

3 Answers  

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What is big transformer parts and their function ? Ty

0 Answers  

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1. How many types of mangers? 2.How many types of capacitors? 3.pls tell me normally types alternator problems?

0 Answers   APCPDCL, Voith,

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Explain Active power,reactive power,how its related to each other , & inductive ,capacitive.

0 Answers  

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How many types of lightings are there

2 Answers   ABB, Met Trade,

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What is the meaning of key single line diagram?

8 Answers   Technip,

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what is the tolerance of electrical frequency for India? it's .5% or 1%?

8 Answers   Engro,

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what is the IS foe lightning arrester?

0 Answers  

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how to calculate the cable size depending on the amps?

1 Answers   Polycab,

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Why Ferranti effect is occoured in leading power factor load in a overhead transmission line?

1 Answers  

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