what is the difference between online and offline UPS?

4 Answers   Prestige,

---

what is the first step of dg shycroning ?

2 Answers   ABB,

---

what is lumped and distributed elements?

0 Answers  

---

what is difference between ELCB, RCBO & MCB

2 Answers  

---

In TNC switch, is there any 1NO+1NC block ? and if we move over closing position, is ther any affect on trip position or vice versa?

0 Answers  

---

---

Show Details FROM:Muhammed Ikram TO:qa@allinterview.com Message flagged Saturday, June 4, 2011 10:07 PMMessage bodyHello all, i want to ask a question to all of you that what is VMM (voltage monitoring module )? how it work,s? i heard somewhere that it compare 1 phase voltage to other phase voltage. but there is also some setting on it. how to set it,s setting. please tell me briefly. Thank,s and Regard,s. Muhammed Ikram.

0 Answers  

---

how we can calculate cable size for any load & any type of cable material ?

1 Answers  

---

what is the use of conservator in a transformer?

6 Answers   L&T, TATA, Tata Motors,

---

why we not use capcitor in Three phase motor ??

2 Answers   GOMS, Power Electronics,

---

Type of cable insulation?

3 Answers   Essar,

---

what is the effect of connecting three phase supply lines to three phase auto transformer output terminals through a fuse of 10Amp and a circuit breaker (MCB). Is this connection permanently destroy the transformer?

1 Answers  

---

How can you measure the signal from the PT100 sensor?

1 Answers  

---