Answer / anandchy

Brake horse power =HP rating/efficiency, convert % eff in
fraction

sir , what happen if we decrease ( approx 3 inch ) the lenth of shaft in 110KW Induction , three phase motor. actually a 110KW motor is couppled with star couplling to 120TR compressor. When we doing maintenance in compressor it is required to skid the motor backword and resulting dis- alightnment . so we want to change the tyre coupling in place of existing coupling. so it is required to cut off the rotor aprox 3 inch form driving side.

2 Answers  

---

How to check the Bushings of the transformer?

0 Answers  

---

I am getting diesel genset 62 kv for my house In addition there are 6 meters of 11kv for the house Lift also being installed for house plot sise 200sq yds total 4 + 2 foloors I want to know how much earthing required how deep it should be

2 Answers  

---

How can i check a relay good or not?

2 Answers  

---

how to find the transformer effiiency

3 Answers   Bosch,

---

how can we change the supply voltage?

4 Answers   Areva,

---

How many wall/floor flange will i use in bus duct system if we have in our design a 35th floor building.

0 Answers  

---

In the transformer, in which form we see the losses of transfprmer ?

3 Answers  

---

when we have to purchase the transformer by own i.e how much load will preferred HT connection?

0 Answers   Power Square,

---

When alarm is activated in buccholz relay in transformer

1 Answers  

---

what is vector surge & vector shift? we have 25.3 MW(11kv) generator & 11kv/132kv transformer, connected with with 132 kv grid.vector surge relay is tripping frequentaly.what is permissible maximum limit for this.

3 Answers  

---

what is the principle of operation of tungstun bulb ??

0 Answers  

---