Answer / shashi

P=1.732VI
SO P=75KVA(75000 VA)
V=220 V
I=236
Considering safety you can lay aluminum cable of 240 sqmm or 95 sqmm copper cable

Answer / raja

4c x 50mm² Armoured Cable + 1c x 25mm² Earth Cable

Answer / essemmay

thanx raja..is it possible 50mm2 for both side cables..incomer and outgoing of the transformer, since the incomer voltage is 380 and outgoing is 220, so the same size is enough??

State the factors, for the choice of electrical system for an aero turbine.

0 Answers  

---

what is the difference in using the 125% and the 250% factor of safety in calculating circuit breakers capacity for motors,which is more reliable to use the 125% or 250%??

1 Answers  

---

what is the difference between earth and unearth cable?

1 Answers   Essar,

---

If We are converting the SINGLE PHASE AC into THREE PHASE AC by using STATIC CONVERTERS , then How do we bring the frequency to 50 hz??

2 Answers  

---

what the effect will occur if we increase the airgap in induction motor

4 Answers   IES, Tanfac,

---

---

what is rating boiler

0 Answers  

---

in Telecom DC system-why positive +ve is made earthed.and - ve is fed to load.

0 Answers  

---

what principle the cabel TV channels are transmitted? will you be able to check the power at the connector behind your TV with a tester?If yes what is the supply level?

1 Answers  

---

While elctrical load on DG,capacitor banks kept off why so? If capacitor banks on is their any effect DG?

4 Answers   IL&FS Infrastructure Leasing Financial Services,

---

Why the capacitor bank is keeping on for electricity supply and keeping it off for generator supply

3 Answers  

---

AC covered area by ton calculation

2 Answers  

---

In electric motors, according to the no. of compartments, The no. of input's (pantagraph collector's) were increased, why?

1 Answers  

---