Answer / sheikh

Full form of KA means Kilo ampere . in circuit breaker this
is denoted as rupturing capacity like 10Ka.15Ka , 35Ka etc...

what happen if transformer neutral not earth

2 Answers  

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What is the impedence of Transformer?

2 Answers  

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In VVVF drive voltage is varying in accordance with frequency.My question here is How much will be the voltage in the inverter side if the frquency is set for 10Hz ?

1 Answers  

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WHY WE USE 4-20mA

5 Answers   Coca Cola,

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i have been tasked with a design of protection, metering and control(PMC) relay panel extension to accommodate all PMC relays.There is an already existing panel where this one will be built.What are the design aspects for this kind of project? thank you.

0 Answers  

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ii) A shunt motor supplied at 230V, runs at 900 rpm when the current is 30A. The resistance of the armature is 0.4 ohms. Calculate the resistance required in series with the armature to reduce the speed to 600 rpm, assuming that the armature current is then 20A. [12]

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As the one point of eac phase winding is connected to each other in satr connction. Even if that at distribution side collesion of two diff phases result in to blast. Why?

1 Answers  

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whatis the commertial spec. of distribution boards ?

0 Answers   Bosch,

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what are the advantages of Horizontal isolation breakers v/s vertical isolation breakers in medium voltage switchgear class.

1 Answers   NNN,

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How can you start-up the 40w tube lite with 230v AC/DC without using any choke/Coil?

2 Answers  

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If a high resistance fault occurs,then what are the changes will happen in the system?

0 Answers  

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how was your last weekend.

0 Answers   HCL,

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