Answer / rajesh

Air circuit breakers can be used for LT (415V). For higher
voltages (27.5KV etc. encountered in the railway
use),Vacuum circuit breaker is needed.

Answer / aditya dash

air circuitbreaker

Explain the working of any one cutting machine

0 Answers   Mahatma Gandhi University,

---

draw single line diagram of UPS

1 Answers   Adani Ports, Equate, IBM, SAP Labs, Socomec, TATA,

---

if we run a 3 phase machine on two phase what will happend??? given answer with solid reason please

0 Answers   Bhel,

---

what is the dedicated neutral earth in ups? y its required?

4 Answers  

---

Please explain the following and how these are working with PLC unit 1.I/O Module 2.I/O Device 3.Adaptor Card 4.Ribbon Adaptor 5.RS 485-FC

0 Answers   Shree Mayur Engineering,

---

---

why can't we provide dc supply to a transformer?

2 Answers  

---

why we need of power factor correction? give advantages

3 Answers  

---

What is the advantage and disadvantage of dry type transformer?

5 Answers   Bhel,

---

In A.C systems, fuse is placed in phase-in order to disconnect the circuit during faulty condition. But, what is the reason for putting "LINK" in neutral istead of connecting through (same) wire.

3 Answers  

---

what are the values to be accepted on 3 core 185sq mm for 11000volts on insulation resistance between conductors and between conductors and earthed?

3 Answers  

---

What is difference between miniture circuit breaker and module case circuit breaker up to 63Amp.

7 Answers   MSPL,

---

How to measure size of cable on a given load

0 Answers   Green India Engineering Solutions,

---