Answer / guest

INSULATION RESISTENCE = kilo volts + 1
Example:
voltage = 415V

acceptable I.R. value of the motor = 0.415+1
= 1.415 M ohms

Why don't we use ground free electricity to avoid electric shock.As birds are do not get shock.

3 Answers  

---

capacitor is load free component but why ampare meter shows current when capacitor bank breaker close?

5 Answers   Bhel, OPS,

---

what happens in a genarator when rotor supplied with ac instead of dc

3 Answers  

---

Define what is power quality meter ?

0 Answers  

---

what is meant by auto transformer?

4 Answers   Suzlon,

---

---

how to calculate the capacitor to maintain power factor?

0 Answers   Bosch,

---

how to remover corona effect and hysteresis losses from contactor

0 Answers  

---

dear all i am kumara now current working in electrical designing of control and relay panel i want learn some substaion design then any book are available. pls mention name and authour

0 Answers  

---

25 kva 3 phase dg how many current will take per phase , plssssssss reply me

3 Answers   Bharti,

---

What is CVT and what is relation with wave trap?

0 Answers  

---

what is the difference between energy efficient and high efficiency motors

2 Answers  

---

I know current,volt,powerfactor of an electrical line. In this line how I will calculate Active power and Reactive power

2 Answers  

---