Answer Posted / mohammed hussain a

Load Current,Load Voltage and Load Power factor(Secondary
Side). It may 3 Phase or 1Phase.

For 3phase Power in KVA = 1.732*V*I/0.8*1000

For 1 Phase in KVA = V*I/1000.

The rating of the transformer can be identified from the
above formula.

how to calculate fuse rating for a motor

5656

---

whit is 33kv power 300*300 cable full current with formula

1802

---

what kvrah y we need to take the readind of that

2112

---

How can i calculate the Breaking capacity of molded case circuit breaker, is the breaking capacity of CB for Diesel generator shall be less than grid supply's breaker ?

2246

---

i have a 1500kVA transformer what is the kWH meter i need to use?

1791

---

In motors how many types of cooling systems were used?

2073

---

What will be the size of copper cable (each for 3 phase and 1 neutral) from Service connection Kit-Kat to Panel Board (i.e. to main switch) for a 6 pole 3-phase AC induction motor of 200 H.P. capacity? Amp-255 A, Frequency:- 1450 rpm.

1973

---

We have 250 KW x 2 motors, which are load from 25% to 100% varying load in every minute , so how can we compansate the power factor. pl give your opinions on the above subject.

1875

---

what is cause of static electricity? I experience shock when i touch metal equipment in a room ,furher check shows earth leakage showing 80ma at the DB near to the 400 MCCB?

1908

---

What is limitedly stable system?

1130

---

what are the sample questions asking to the test cunducting for electrical superwising lisence test?

2196

---

what is the circutor?why we use it ?

2340

---

when it is possible kvrah lead & fundamental kwh be equal in electonic trivector meters (3 ph)

1997

---

what is the use of permanent magnet generator in exciter

2167

---

how many stairs have you climbed while you were coming

2188

---