What is the criteria in selecting Air circuit breaker(ACB) &
Moulded case circuit breaker(MCCB) for a particular range?
Answer Posted / shailender gupta
Ans is right but required
calculation.is
p= root(3) VI COS phi.
find out current i.e I after
putting the value of V , p cosphi
and you will get required
current and multiply with 1.75
acc. to IEC fir safty purpose for
equipment
Is This Answer Correct ? | 3 Yes | 0 No |
Post New Answer View All Answers
HOW TO CALCULATE CAPACITOR BANK OR HARMONIC FILTER CALCULATION
I use 20 nos led tube 4feet, in pathway 100mtr approximate, so what size cable i use for lighting
when we decide to use soft starter drive or vfd drive in mcc to operate apump?
how to determine the inrush current of a transformer
at what rate the micro controller increment its timer....is it 1micro seconds or 1/(12*10^6) seconds
how to determine Sq.mm size of finolex power cables.
I have 2 KW electric water heater.I am gonna use it in controlling water temp.so I needed to increase or decrease the heating capacity.is there any electrical-electronic circuit for varying the resistance & so current?
How to design pavement quality concrete by using C.R.C.P Method
What is the rate of WCT on the Electrical Contracts comprising of DG Sets and Civil Works in Delhi ?
Why does inductive loads consume KVARs?
How we can change the direction of rotation of Induction motor? Prove it using graphical
1. A bomber drops a bomb from an aircraft flying at 2000 km/hr. at an altitude of 7km. The speed at which the bomb will strike the earth would be
I FINISHED MY B.TECH IN EEE . I AM IN NEED OF A GOOD TRAINING INSTITUTE TO DO COURSES .. CAN ANYONE SUGGEST GOOD CENTRES IN TAMILNADU ,BANGALORE ,OTHER AREAS???????
How to calculate the time setting for star connection in star delta starter? For example 10KW 3PH Induction motor.
What is conventional thermal current (Ith)