which type of motor is used in lift ?

7 Answers  

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what is difference between start imitation and start interlock for 3 phase motor protection ?

2 Answers   OPS,

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why capacotors burnt out

2 Answers   GMR,

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how to calculate the earthing conductor & no. of earth pits required

3 Answers  

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High voltage test procedure of in swgr board. why should measure millivolt drop on testing time?

0 Answers   NTPC,

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How to calculate Earth busbar size & what is the procedure we make for determine that?

1 Answers  

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How many lightning arrestors to be installed on 50MX60MX10M building and is there any formular for that?

0 Answers  

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what is the earthing condition between earth & phase.

3 Answers   ABB,

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what is the basic difference between capacitor and condenser ?

17 Answers   ABB, Essar,

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What is auto changeover and how it works plz write details.

3 Answers  

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explain the what is a drive ? 0 4 which type motor r use in the celling fan..... PCB plannet 2 13 If stator & rotor of a 3-phase induction motor have different no. of poles, will the motor run or not?? types of drives Why dc supply is used for closing and tripping coil of ht breakers. What happen if we use only ups ac supply only. ACC 1 41 how the 3phase induction motor is running in 2phase supply with help of capacitor? 1 33 what is the actual difference betwen constructional details and constructional features? 1 20 how does commutator convert a.c to d.c?

0 Answers  

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what is mean by xlpe cables?

3 Answers  

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