Answer / kj

Most installations are have a PF between 0.8 and Unity
lagging. By rating the DG to 0.8 PF it can operate in most
situations without problems.

1 hp is equal to how much watt?

0 Answers   Blue Star,

---

How the main bus bar rating of 400kV switchyard with one and half breaker scheme is calculated.

2 Answers  

---

what is the IS foe lightning arrester?

0 Answers  

---

1. what type of winding of slip ring ac induction motor rotor and why. 2. how the heating element use in two phase (415 volt)and what rating of element, you prefered.

1 Answers   Simbhaoli Sugars,

---

What is the difference between earth resistance and earth electrode resistance?

1 Answers  

---

what is post close & pre close of trip circuit supervision relay in circuit breaker control scheme?

2 Answers   ABB, NEK, Power,

---

in electrical control panel. how can i choose the cable rating. (example - 11kw motor, 18-25A mpcb}

0 Answers  

---

Why a ballast and ignitor is required in MH and other lighting fixtures

2 Answers   Future Group,

---

We need to current density & short circuit calculation at 65kA for aluminium & copper busbar.

0 Answers  

---

what is pressure relief valve in D.G ?state its function?

3 Answers  

---

what was the function of the auxillary relay?

3 Answers  

---

What is the drawback of class b amplifier?

0 Answers  

---