Answer / mohamed ali.m

Hi,

This is Formula ,

PT ratiox CT ration X dial Constant/ Meter PT raioxCT ratio

example ,

100x60x1/1x1 = 6000

example
Final Reading Kwh - 2342.4 , Intial reading Kwh - 2339.5
so Consum 2.9x 6000 = 17400 units Consumed

good Question

what is the difference between equipment earth and system earth.

1 Answers   Hofincons,

---

state types of reflectors in illumination engg. ???????

0 Answers  

---

When the power Factor (p.f)is lead then how the Voltage can rises?

1 Answers  

---

if 20 hp motor starts directly delta connection.motor what will be the effect.

3 Answers   HP,

---

hoW to select a CT?

4 Answers   BARC,

---

How does frequency affect KVA rating of a transformer? If a 500 kva, 400 v, 60 hz t/f is to be operated on 50 hz frequency then how will its KVA rating change? a-increase b-decrease c-remains same Also explain why do u think like that.

8 Answers  

---

what is the effect of constant power factor to the voltage regulation

1 Answers  

---

In cable sizing calculation (determining the max route length of cable) why we choose the shortest length between cable length of full load current Iflc & starting current Istart?

0 Answers  

---

why do we not use equivalent voltage source in negative sequence equivalent ckt.

0 Answers   TATA,

---

any one guide me to reduce the power factor of diesel Generator from 0.97 Leg to 0.8 Leg.with out any change in my load.

0 Answers  

---

along with technical test papers

0 Answers   Vee Technologies,

---

How to calculate VA rating for CT or PT or Control Transformer?

0 Answers   Veez,

---