we have one 75kw motor 380 volt 3ph amp134 please advise which size of cable required

2 Answers  

---

is earthing is necessary if we use armoured cable

1 Answers   ABB, Schwing Stetter, Siemens,

---

WORKING PRINCIPAL OF MCB

5 Answers   TATA,

---

What is the application of Dyn1 and Dyn11 vector group of transformer?

0 Answers  

---

What si the d/f b/w KVA & KWH, kvarh & kvar, kwh & kvar phase voltage & line voltage

0 Answers   Indeco,

---

what is diff kav & kvarh?

3 Answers  

---

WHAT IS THE DIFFERANCE BETWEEN IP54 AND IP55

2 Answers  

---

How would you relate your key competencies to this position?

0 Answers  

---

What do you mean by pf of a generator? Power factor purely depends on the load (wether inductive, reactive or unity) then what does the pf mentioned on the generator nameplate means?

3 Answers  

---

Are Refrigerators & Deep Freezers the Inductive load ? How to calculate the Power Factor & hence the Output Power for them ?

0 Answers  

---

ii) A shunt motor supplied at 230V, runs at 900 rpm when the current is 30A. The resistance of the armature is 0.4 ohms. Calculate the resistance required in series with the armature to reduce the speed to 600 rpm, assuming that the armature current is then 20A. [12]

0 Answers  

---

what is static excitation and dynamic excitation of synchronous generator,scr excitation is a brush or brushless excitation?

6 Answers  

---