Answer Posted / raj kumar

FM 200 is fire suppression system,its basically Gas, which is used in Critical Area like control room,Data center, clean room, etc.

many company provide this solutions for the same.

but it live after flooding 22 years in the Emvirement.
this gas reduce Oxygen 12.5% from 21%.

how many types of motor can be used in washing machine

2147

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which protection used in power plant?

1994

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How to checked frequency drive output voltages?

1246

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what is formula for calculate thermal overload in new numiricalrelay( not in bimetal relay)?

2362

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An 8 pole, 50 Hz, 3-phase IM is loaded to a poing where pull out torque will occur. The rotor resistance per phase is 0.3 ohm and motor stalls at 650 rpm. The slip when motor stalls is A 1 B 0 C 13.33% D 10.33%

2015

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At what speed an electric car can run with 2 HP motor of weighing 400 kg?

1876

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Is it possible to measure correct value of earth resistance & cable insulation ristance with out disconncting earth lead & both sides of cable ends? If not, any other method to measure ER & CIR with out disconneting from the system.

2161

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how to design step down 12 V, 1mA small transformer from 220 V AC? Because according to VI relation and power transfer it results bulky...

2144

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what precautions to be taken while desigining a LT,HT panel. Eg-LT panel PCC panel with ACB installed. HT panel VCB panel with VCB installed. & what is main diffrence betwn IP54 & IP55 construction of panel.

3091

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Explain how you intend to work under pressure to meet up with deadline target?

5268

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how to work droop ct in generating station

2752

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magnetizer priciple

2147

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How to select batteries required for ups and the inverter if we Known load? And how AH is selected of battery?

1492

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What is Primary And Secondary Injection Test of Relay and Other Electrical Devices. How IT is carried out.

3567

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Why the efficiency of generator is more than motor in swinburne's test

2069

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