which pump used in STP

0 Answers   Dalkia,

---

1.what is the difference between transformer differential and busbar differential.2)why we are using 2 slope for trafo diif and 1 slope for busbar diff.3)what is the purpose of metrosil and stabilizing resistor in high impedance relay circuit.4)how metrosil reduce the peak volage.5)what is the funtion of stabilizing resistor

0 Answers  

---

HOW MUCH CURRENT CAN A 3 -1/2 CORE 100 MM WIRE CARRY

2 Answers   Focus Energy, San,

---

i want to know about for what reason we are using star delta starter? how it works? what are the advantages?

4 Answers  

---

State thevenin’s theorem?

0 Answers  

---

WHAT IS THE SETTING OF OVERLOAD RELAY AND UNDER VOLTAGE RELAY IN PERCENTAGE?

2 Answers  

---

in our transmisison sub station why we step down firstly 132kv\33kv then 33kv to 11kv. can we direct step down 132kv to 11kv.

2 Answers  

---

why generally transformer are in star to delta or delta to star used?

8 Answers   ABB,

---

Diode is active or passive element?

14 Answers   Infosys,

---

how to calculate percentage impedence at 75 deg C at normal tap

0 Answers  

---

which fault is severe and why?between lll fault and lllg fault which fault is severe and y?

0 Answers   GE,

---

what & how to check the lightning arrester

0 Answers   ABC Telecom,

---