Answer / riemann

OIL SEAL,O-RING ARE SAFETY SEALS,
WHICH ARE USED TO MAINTAIN THE PARTICULAR PRESSURE RATING
AND AVOID LEAKAGES.

Why neutral grounding Transformer provided for generator?

1 Answers   Siemens,

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What is K-rated transformer? What is the use of it? What can be the size(pls provide calculation if possible) of K- factor transformer for 550kW,690V motor operating with drive (VFD)?

0 Answers  

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What is the safe limit of voltage between earth and neutral in india.

2 Answers   Incepta Pharmaceuticals,

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plz send me HPCL apptitude paper.. maulik_elect@yahoo.co.in

0 Answers   HPCL,

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if AVR fails in D.G set, what will be the effect?

7 Answers  

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In star delta Schematic can we connect OLR in delta circuit

2 Answers   ABB, Lanco,

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why transformers rating are in KVA

5 Answers  

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how to identyfy cable sizes?

4 Answers   IAF, Mylan,

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can i use 10 mfd + 6 mfd instead of 15 mfd capacitor in single phase motor as running capacitor

3 Answers  

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This is reqd for a 1MW Solar power plant..We have 2DC outputs from the solar panels Connected to 2INVERTOR panels.. Output from invertor is 3ph,280v,500kva,50hz.These are connected to individual ACB.This has to be stepped up to 11KV ,1250KVA SYSTEM.Now can I use (1) one more ACBTO GIVE A COMBINED OUTPUT OF 1000KVA,280V & STEP UP THE OUTPUT BY USING a single two winding 3 ph transformer 11kv/1250kva. or (2)use the two outputs and connect to one three winding transformer of above rating..Pls suggestwith details.

0 Answers  

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which turbine has high thermal efficiency a)open gas turbine b)close gas turbine

2 Answers  

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what is the formula for 3 phase motor starting cureent deatials 3phase 148A delta 415v, efficiancy 94% can we run the motor with 200A incoming supply

2 Answers  

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