Answer / arvind limited

UPS 15 KVA 3 PHASE 440V AC- battary capacity: 12vx25ah-30nos

how to calculate the step resistance for slipring induction motor,how you deside the no of step for that?

0 Answers   ABB, Visa,

---

what difference between thermal and bi-metal over load relay?

2 Answers  

---

What is the difference between AC Drive and VFD?

10 Answers   ITC Infotech,

---

if we increase frequency of line, then how will string efficiency varies with it.

2 Answers  

---

what is LDR used in street light

2 Answers   Cipla, Ram Infotech, Wipro,

---

Name different types of fault and which instrument is used to measures earth,short,open cicuit fault?

6 Answers   NTPC, Vijai Electricals,

---

How to calcualte 1unit of current consumption?

3 Answers   Bhushan Power Steel, ITC Infotech,

---

What is meant by reset level of the relay?

0 Answers  

---

As per is what is distance between two chemical type earth pit

2 Answers   DAR, Dr Reddys,

---

WHY THE +VE POLARITY OF 48V DC POWER SUPPLY IS USUALLY GROUNDED?

1 Answers   Tulip,

---

When we connect the large capacitor bank in series ?

0 Answers  

---

in three pin pluge there three pins one is phase and second is earth third is nutral why nutral high diameter compare with phase and earth

10 Answers   Radiant,

---