1) name the communication cable and how it is communicate in between plc to modbus , plc with hmi? 2)name of the communication cables?

1 Answers  

---

when we conduct high voltage testing why milli amp. is required?

2 Answers  

---

what is difference between vcb and mccb

4 Answers   APTransco,

---

Can any answer me ,What will be the range of C.T coil for L&T energy meter EM301 used for 180 kva DG set

0 Answers  

---

Relay setting for earth fault of reciprocating and centrifugal compressor motor feeder.Setting will be different or same?

1 Answers   Reliance,

---

How the earth fault relay works please explain?????????

2 Answers  

---

What is the slip speed?

0 Answers  

---

what is ideal insulator. what are its parameter. Is poecelain insulator comes under this category.

3 Answers  

---

what is the per unit cost of generation of electricity at thermal,hydro,desael,solar,gas power plant

1 Answers  

---

What is the difference between Derived earth Fault and measured earth fault.How it works.

1 Answers  

---

What is the working mechanism of OLTC in Power Transformers????

0 Answers   KSEB,

---

what is power factor

5 Answers   Exide,

---