can we use ps class in combination with protection class in differential protection and over current protection.
1 2096What is the maximum current carrying capacity for both copper and aluminium cables for 1sqmm?
2 3548HOW TO CALICULATE THE LEAD ACID BATTERY AH AND HOW TO FIND THE 1.2KVA UPS BACKUP @ 1000WATTS LOAD?
2 3489WE HAVE THE DC RECTIFIER 1500A, INPUT VOLTAGE IS 3 PHASE. HOW TO CALICULATE THE LOAD? 3 PHASE SIDE EITHER dC SIDE. PLEASE SUGGEST ME
1398I HAVE 2 nO'S OF SYSTEMS, HOW MUCH UPS CAPACITY REQUIRED ALONG WITH 400WATTS ANOTHER LOAD? PLEASE GIVE THE FORMULA?
1 2901Post New Electrical Engineering Questions
If o/p power is doubled by how much does the sound increase
why the voltage and current in a long transmission line are called travelling wave?
What is the method to solve circuit using source transformation?
differnce between single acting and double acting solenoid valves
I Want randstand placement papers
Is it advantages of having star-delta vfd than normal star vfd , if yes why?
what is earthing.how we make it,describe briefly.
how can we understand that where we have to use ac or dc coil for solenoid valve and why?what is the different between coil of ac and dc explain please.
How to measure the Harmonic Distortion of UPS ie THD?
Difference between a pilot wire and a normal conductor?
What do you mean by distribution transformers?
Explain marx circuit.
how much GROUND & NEUTRAL VOLT maintain in data center.
Why does the speed regulating system adopting I controller have no steady-state error? In this single closed-loop speed regulating system, when the input of the I controller Un=0, what is the output voltage of the regulator? What factors do the output voltage depend on?
a starter used for squirrel cage induction motor?