Answer Posted / marlo

motor rated current on the nameplate multiplied by 300%.This will allow the MCB not to trip during starting.However each MCB has its own characteristic depending on its application.see MCB code for it purpose of application.MCB has a code for quick release and time delay trip.

What is the permissable nutral current of three phase system as per IS standards?

2167

---

what is the string efficiency

5338

---

for opening electrical shop, tips needed.

1893

---

What are the different power system losses and how can it be eliminated?

2111

---

What is value of earth resistance required for substation and equipment earthing and what are the reference guidelines

1843

---

What do you understand by external characteristics of a d.c. Generator?

1158

---

WHAT IS DIFFERENCE BETWEEN MANUAL CONTROL AND MAGNETIC CONTROL AND STATE ITS ADVANTAGE /DISADVANTAGE

2134

---

what is the easiest method of short circuit current calculation ? pls. derive with a mathematical example in real life application.

2478

---

how to test the electrical panel.ht lt mcc pcc.

3839

---

If a surge divertor is required to be protected by 32 amp C Curve Circuit breaker does this limit the amount of protection from surges that you will acheive

1835

---

lamination figures

1921

---

how to select the no. of brushes in a lap winding?

2243

---

HOW TO SET THE EARTH FAULT SETTINGS IN ACB????????????

2222

---

delta motor winding resistance I take normally single winding is 2.5, which value is came delta connection ie RY ?

2049

---

how does an centrifugal and screw type chiller will work. which chiller efficiency is high and why.

2344

---