Answer / guest

RESIDUAL CURRENT CIRCUIT BREAKER

Answer / 17.07.2012

Residual Current Circuit Breaker

How to Select transformer for 100HP motor plz... With calculation

2 Answers   Rasandik,

---

ple send to the how to improve the efficiency & economical to the thermal power plant

1 Answers  

---

How to maintaine ht motor efficiancy

1 Answers  

---

Damping resistor provided in open delta (tartiary) winding of a measuring PT at the incoming of a MV inverter drive panel is getting heated up. Can any body explain the reasons and suggest the remedy?

0 Answers   Danieli,

---

State how to produce a constant rotating field by application of alternating currents to stator armature of a three-phase squirrel-cage induction motor

0 Answers   Jindal,

---

why d.c motor speed decress with increass in load?

1 Answers  

---

Can Dy11 and Dy1 vector group transformers be paralleled?

1 Answers  

---

explain the f=np/120 this equ.how to come 120

3 Answers   Jayaswal Neco Industries,

---

how balanced in star delta connection ?

0 Answers  

---

For a 500 MVA 400/220/33KV transformer following data given HV power = 500 MVA IV power = 500 MVA LV power = 5 MVA If input power is 500 MVA then how output power is (500+5)MVA. Can anyone help

1 Answers   MEIL,

---

Why colled 440V to 3-phase supply.

0 Answers  

---

if one potential missing in energy meter , how much % slow the energy meter?

1 Answers   NTPC, SK,

---