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 mean by MpCp?

1 Answers   Lakme,

---

if zero ohm is not adjusted on shorting the two terminal of multimeter what does it indicate

0 Answers  

---

Why cnc machine installed in dustproof room?

0 Answers  

---

Why more than one purchase organizations are assigned to one plant?

1 Answers   Bosch,

---

Differences between Modular & Integrated PLC ?

1 Answers  

---

---

what is differance between PLC system and DCS system Proggramming. Give me answer. Thanks.

4 Answers   UltraTech,

---

What is v/f control, sensor less control and sensored control for ac vfd?

0 Answers  

---

Mention different type of processes?

0 Answers  

---

what is productivity

8 Answers   TCS,

---

How the costs of the products and throughput time can be reduced while handling materials?

0 Answers  

---

What is purpose to use relay after digital output module?

0 Answers  

---

what is preventive maintenance

5 Answers  

---