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How to synchronization will be done between two DGs ?
How to measure current and voltage in an ELV circuit
is there any lightning by passer is arranged in ship like buildings?
Name the test signals used in control system
According to IEC60034-14, When the vibration monitoring system required for motor Bearing. above which KW, it is required? and for what type of bearing the vibration probe is provided.
A 50Hz,4-pole,3-phase,star-connected synchronous motor has a synchronous reactance of 12ohmsper phase and negligible armature resistances.the excitation is such as to give an open-circuit voltage of 13.2kilovolt.the motor is connected to 115kilovolt, 50hertz supplying. what maximum load can be the motor torque,line current and power factor?
sir, what is the importance of Fault MVA. how to calculate fault mva of 33kv substation connected by 6.5 km line(single circuit with equal spacing) with 110/11kv transformer in 110kv susbstation.the fault mva on 11 kv bus in 110kv susbstation is 208mva.
A 3-phase IM is supplied from 50 Hz system. It runs at speed of 1440 rpm and slip equal to 4 %. Calculate number of pole pairs. A 1 B 6 C 2 D 3
How can you calculate the size of the down conductor cable for the lightning protection system. Is 70mm2 cable can replace 95mm 2 bare copper cable when the copper tape size is 25Wx3 thk mm.
what is the principle of the single phase energy meter? and,what is the advantages and disadvantages of single phase energy meter?
What is Tachometer used to measure?
How to resolve if Diesel generator stop while running ?
what is meant by brushed alternator & its working principle ?
What is depreciation factor?
Why does curving the pole faces in a dc machine contributes to a smoother dc output voltage from it?
