How to run 1ph motor(230 VOLTS its full load amps is 4.5 ampa))with 480 volts main(we didn hav neutral)Thn we go for step down transformer.Our load 10 amps,so we conisder this amps in primary are secondary side
1 3027how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING) I O (current operating)?
1751why the undervoltage relay's interlock is used in earthswitch closing operation of the 400kV line scheme?
2 4540now a shunt motor is practically a constant speed motor , then how does it meet the increase or decrease in the load ?
1 2721what will happen to the core losses if we perform the open ckt test on high voltage side of a transformer ?
2 3877What will happen if the interpoles in case of a generator have opposite polarities to that behind it in the direction of rotation ?
1 3388if the armature current in a dc generator is ac ( sinusoidal ) why doesnt the sjhape af armature mmf a sinusoidal (ni) ? armature mmf in case of a dc machine is triangular.
15121.what is difference between line,neutral and earth 2.IF single phase voltage is 230v ac and what should be the voltage between line to neutral,neutral to earth and earth to line
1 5535Post New Electrical Engineering Questions
How to maintain ac plant?
State and define ohm’s law?
Which is the largest hydropower station in the world?
I am using submission of two ct in one and half scheme for 67/67N protection. Both CTs star point is grounded separately near ct box.Will two point ground give wrong tripping to 67/67N during fault or no matter.
how the phase convertor changes the no. of phases
How can we choose the rating of submersible motors
raleigh method
what can be the causes of capacitor start motor having a higher current that its actual
If a 3 phase induction motor is in off condition in the conveyor and rotor of the motor keeps moving with the conveyor than the resistance of windings of motor varies. why is it so ??
what is feeder bay?
How we calculate the current carrying capacity of H.T. cabel?
What is reactance, reluctance,capistance, pls give answeer in hinglish and be simply Jo asani we smajh m aa jaye
The metal-enclosed switchgear and controlgear is subdivided into three types: 1. metal-clad switchgear and controlgear; 2. compartmented switchgear and controlgear 3. cubicle switchgear and controlgear. What is the main differnence between them. State some example.
what is the defination of Cable database? What are the points are considered while preparing cable database? Is there any sample available for cable database?
What is pd controller?