the single phase voltage is 230 volts and threee phase is 430 v.why three phase is not 660 v?

2 Answers  

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How check proper electrical earthing of machine.

5 Answers   DRJ ARDE,

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Electrical Design specifications

1 Answers   Sabic,

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why 3 phase motors are preferable over single phase motors ?

6 Answers  

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Draw SLD feeding from the SS up to distribution board of the load, calculate cable size, breaker sizes, and meter for the following case: Ground Floor: electric room, pump room, 5 shops, each is 15 KW First Floor: 5 shops, each is 15 KW Second Floor: showroom 30 KW Service Loads: water pump 3 KW (3ph) , fire pump 3 KW (3ph), and one DB service 12 KW (3ph).

0 Answers   FEWA, HMK,

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ct connection of energy meter

1 Answers  

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How can you measure battery AH?

1 Answers  

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FOR 3 PHASE DISTRIBUTION,WHY WE USE ONLY THE VOLTAGE LEVEL OF 440 VOLTS

1 Answers   AITM,

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what is OLTC and difference between RTCC and OLTC

7 Answers   Sodexo,

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What is “pu” in ee?

0 Answers  

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Load transfer in 11kv double busbar switchgear - operation.

0 Answers   KSEB, L&T, Siemens,

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what is cogging in motors?

1 Answers  

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