Answer Posted / subir kumar manna

numbers of battery * ah of battery /output kva*130
34*200 /160*130
6800/20800
0.32 hours .

What is the purpose of stablization resistor in high impedance bus bar protection

2068

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HOW TO DESIGN THE body EARTH cable(Copper Conductor) size for 60KVA UPS?

2049

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Hi everyone, I'm Lachuu, recently joined automation company as PLC Engineer. I have certain basic question, I request all big gurus and seniors to answer these question. Because this will be very helpful to me as well starters like me. How to design a control circuit (ex: pick & place - my current project) Yamaha robot PxYx series controller RCX222, using 6 cylinder double acting, plc keyence kv p16r 2 expansion unit for input and output each. How to select panel terminal mcb elcb powersupply. My main concern in some projects how to select dc power supply, mcb rcb(I came across dif bt b c d curves, but stil confusing, pls help me :-(. I would really appreciate all who are going respond to this question.

2001

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In all analog voltmeters or ammeter showing some small size symbols. as well as a star and in star 2no. digit, resister symbol,and other. what is that's meaning ?

2240

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why do you add the load short circuit impedance when considering short circuit amperage. It seems that you should only consider supply. If you need to consider loads and you don't know what loads are to be added , what would be a good sub-transient reactance rating for the loads?

1836

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what is gas turbine intercooling ?

2163

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what is the difference between "Rotary bypass isolation switch and Normal bypass switch" pls share indepth techs?

2112

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How do you determine the size of transformer radiators in a transformer?

1968

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difrent between vcb acb sf6 and mccb breakers

5536

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what is the circulate the diesel in DG in side pls tell parts name and picture with circulate the diesel

2040

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How to calculate energy stored in a capacitance

1224

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There is any especial requirement for motor to drive through with VFD?

2651

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how to calculate magnetic force genrated by a coil ?

2255

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what is meant by twilight switches 7 where its applicable ?

1982

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if an insulated power and control cables of a running gas diesel gensets laid direct in an open trench i.e, trench bed is not rcc of a power house in which rain water, spillage water alwas exists and all power control cables remains submerged even when gas gensets of 480 kw each runningin on load. These power &control cables runs from power house to switchgear room through these trenches in which water remains most of the time. pl explain its merit & de-merit

1919

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