what is S.D.F stands for ? (S.D.F unit 80 amp , TPN )

6 Answers  

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Dear Sir / Madam, Actually we requied 64 A MCB, But i have 32 A MCB = 2 No's this two i have to make series connection and we usw any place? isit possible or not......

4 Answers   Hindustan Unilever Limited,

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What is the meaning of CT 40/5, 100/5 or in HT lines 100/1 ????????

3 Answers   Amex,

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what is meant by directional earth fault and non directional earth fault? describe both.

0 Answers  

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What are the Safety Steps While Inspection the LT Panel.  

1 Answers  

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What is the Surge suppresor? Why using in a UDB's and How it works?

0 Answers  

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What is advantages of VSCF wind electrical system?

0 Answers  

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how to calculate restraing current and operating current for differential protection if 20 mva transformer is OLTC 33 kv/11 kv ? and what should be the type and ratio of CT?

2 Answers   L&T, OPS,

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Why is starter necessary for a three-phase induction motor?

37 Answers   BMM, Essar, Hero MotoCorp, ITI, Maruti Suzuki, Supertech, Watt,

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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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Pls say , how we calculate lux / sq.ft, which formula used for calculation

5 Answers  

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what is the difference between switchgear and circuit breakers and is there any difference between outdoor and indoor switchgear and circuit breakers , and how would you differentiate between switch yard and substation and grid station . thanks

0 Answers   ABC,

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