Answer Posted / ganesh

AC High voltage Insulation test : 132KV for 5 Minute.
IR test to be conducted before and after the AC high
voltage insulation test - 5KV DC for one Minute

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

1547

---

In a 3 phase 4-wire system. For a 3.5 core cable if all loads are single phase and balanced, what will be neutral current? will it be sum of all phase currents? Or it will be zero? And if loads are unbalanced what will be neutral current?

1653

---

What consists of 2 or more thermocouples to be connented series?

2251

---

What are the two types of compensation?

1049

---

We have received supplies of the ordered material. payments against the supplies also released. Where ST paid 4% against form C. Meanwhile it has been observed that 25% of material supplied was defective. Please suggest whether the issuance of C form from our side would be stopped till settlement of liabilities.

1906

---

prove that power consumed in 3 phase delta system is 3 times as compared to 3 phase star system

2163

---

how to increase or decrease speed in DC shunt motor by DC convertor

2237

---

What is the complete procedure of erection of electrical panel in industry

1814

---

what is proper capacitor placement? How to evaluate capacitor size?

2071

---

plz send me the procedure and syllabus for mseb exam

3806

---

can anyone explain 11kV 3core cable megger,hi pot test procedure with connection details?

3228

---

What is the restart inhabit setting in ABB spam150c relay (Motor protection relay)

3587

---

What is relation between transmission lines & Communication lines ?

2134

---

do you have some of interview Questions in power and genrator section in general whith answers

2130

---

what happend to DC shunt motor if its field winding insulation becomes slightly weak? will that motor can run on full load or not explain in detail. thanks

1602

---