What is SNMP Card Monitoring in UPS???

2 Answers   Emerson, MAA, SNMP,

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during installation time of transformer and alternator which points we have to observed?

0 Answers  

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how test transfomer(3 phase75kva) by megger

0 Answers   HPL,

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what is the difference between online and offline UPS?

4 Answers   Prestige,

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give me battery AH calculation in U P S

1 Answers  

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List advantges of active filter over passive filter?

0 Answers  

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What is mean by % impedance of transformer? detail explanations expected.

1 Answers   FCUK,

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why fuse not recomended to neutral

10 Answers  

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what is relay type VDG,CDG,VTT ect?

1 Answers   Bhel,

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For 7.5kw star delta starter how to calculate 1. Mccb rating 2. Contactor rating 3. Over load relay rating

1 Answers   L&T, MAHINDRA,

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What is annunciator ?

1 Answers  

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AVR is used for the Voltage regulation of the Generator using the feedback signal by exciting the field winding of the generator.But how the field winding will be excited & using what?

2 Answers   Alstom,

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