defult setting in p220 micom motor proction relay for 11kv,640kw,f.l.a.-40a,1440rpm ht motor?

0 Answers  

---

What is the HVDC Transmission System? What are the conditions applicable to lay an HVDC Line?

0 Answers  

---

what do you mean by puncturing of insulator by ice -coating?

2 Answers  

---

We all have seen transmission and Distribution lines In transmission lines the voltage is high and current is low(to reduce I^2r loss) and in distribution lines voltage is low but current is high however the size of transmission wires is bigger than that of distribution wires even though the amount of current carried by the distribution lines is more than that of transmission lines why?

4 Answers  

---

in india why the generating voltage is like 11kv,22kv etc

1 Answers   Alstom, Ford,

---

In order that work may be done:(a) Two wires are necessary(b) The circuit must have a switch(c) Coal must be burnt(d) A supply of energy is required

1 Answers  

---

sir, why alternator output is connected to delta side in to generating transformer? any reasion?

3 Answers   Kirloskar,

---

Why is back emf used for a DC motor? Highlight its significance.

0 Answers   ABB,

---

we are having 110 Kv,250mA Electrostatic precipitators for coal fired boilers. what will be static voltage and current after discharge and what time it will remain before earthing?

0 Answers   Siemens,

---

What is In (current rating) shown on the MCCB? Is this full load which can withstand by the circuit breaker

4 Answers  

---

Hi, My plant daily consumption is calculated as 3.8MWH but my supplier has sanctioned an power of 2.6MW per day. how can i equal or distinguish this two factors

0 Answers  

---

In chillers & freezers which gas will be use?

3 Answers  

---