Can anyone please provide me details of MCCB/Contactor/SFU rating calculations for a motor feeder..for example 50 kw.. not from type-2 cordination chart. i want manual calculations..

0 Answers  

---

why we use ac as a electric appliance in home or daily use?

1 Answers   MNC,

---

What is the tipical Online UPS input voltage for 20 KVA load ( 3 Phase or 1 Phase )? Why ? Explain it...?

0 Answers  

---

If an electrical component has a positive temperature coefficient, how come such components have high power losses due to heat if current decreases when resistance increases? assuming power given by I^2*R whereby the Resistance is infinite.

0 Answers  

---

Please clarify 1. Icw: rated short circuit working withstand capacity 2. Icu: Rated ultimate breaking capacity 3. Ics: Rated service short circut withstand capacity 4. other specification of ACB

0 Answers  

---

---

kindly arrange to send me RRB Bangalore previous question paper for JE/Electrical and JE/Signal I am going to write exam on 2010

2 Answers  

---

WHAT IS MINIMUM AMOUNT OF CURRENT THE HUMAN BEING CANT RECOVER FROM THE SHOCK,WHAT IS THE RESISTANCE OF THE HUMAN BODY

3 Answers  

---

what is the capacitance of a single conductor

6 Answers   Bhel,

---

how to calculate the capacity of CT operated LT trivector meters on a particular distribution transformer.

1 Answers  

---

explain working principle of earth leakage relay

0 Answers   Divis Laboratories, SMIORE,

---

In Panels Main Incomer considered should be TPN or FP?

2 Answers  

---

DC Motors applications used in Lift/Elevators

8 Answers   IOCL, SCS, Usha Martin,

---