Answer / k.prakashchandra

To measure earth leakage current.

Answer / 35201-1856474-7

safty purpose for human beings

what is the difference between interconnection and intraconnections in the circuit diagrams

0 Answers   NTPC,

---

why we ht line cable size small rather than lt cable.

4 Answers   Aster Teleservices,

---

How can claculate to attain the desired PF in the line ( HOW Much KVAR is required ) Pls Give the formula?

2 Answers  

---

what is the effect of back reactive power on the generator ?

0 Answers   MRF,

---

How to test the thyresitor or SCR by multmeter?

5 Answers   ABB,

---

Is it possible we are step down 11 kv to 230v ?

2 Answers   Fedco,

---

Wht ar the reason for low voltage on consumer side?

6 Answers  

---

A 7 storey building has a floor area of 35,000sq.ft on each storey. On the ground floor 11KV electrical sub-station is to be erected. A load of 3kw for every 400sq.ft (p.f is 0.8) is proposed for each floor. fire pump 7.5hp, water pump 5hp, lift 2 nos, each 10hp and 20shop load of each shop is 5kw. calculate a. load each floor b. total load of building c. L.T feeders for aech floor and from transformer to main. d. distribution diagram e. capacity of sub-station/capacitor bank f. line diagram

0 Answers  

---

What are the types of excitation system?

0 Answers  

---

How would we calculate the no of earthing pits required for motor /panel

5 Answers   APGenco, National Engineering Industries, Practical Viva Questions,

---

what happens if earth of 33kv cable is not connected to earthing pits? please send this query's answer to ngrm.sudha249@gmail.com

0 Answers   Bhel, CFL,

---

what will happen, if both relay contact has live supply, and coil of relay activated

1 Answers   AVS,

---