Answer / madhu

Chopper is a device used to convert the fixed DC Voltage to
Variable DC voltage. DBR (Dynami brake resistor) used with
VFD to eliminate regenerative braking. Chopper is used with
DBR to sense the DC bus voltage of VFD. If the DC bus
voltage increases during Regenerative braking DBR will
operate.

What is a plant layout?

0 Answers  

---

Why the thermocouple is a transducer an rtd is not a transducer both taking heat as a input and give millivilt and ohms.

0 Answers  

---

why data registers are needed in PLC ?

0 Answers   Samtel,

---

What is the difference between automotive production and mass-production.?

0 Answers  

---

what is difference between plc and rtu?

3 Answers  

---

---

Why should empty compressed gas cylinders stored in upright position please describe the cause?

1 Answers   Alstom, DEWA,

---

What is quality management system?

0 Answers  

---

what should be the material composition of transformet oil filtration machine to avoid metal contamination in filteredoil.

0 Answers   TATA,

---

what does EN230 material mean?

0 Answers  

---

define production

9 Answers  

---

What is the difference b/w relay and contactor?

3 Answers  

---

I m doing my B.tech in production engg.... can i apply for the company? In which subjects i will have to focus for the preparation?

1 Answers  

---