R911277425 (DKR03.1-W200Z-BE79-01-FW)

Name: R911277425 (DKR03.1-W200Z-BE79-01-FW)
Brand: Indramat Drives
SKU: DKR03.1-W200Z-BE79-01-FW
Price: 965.00 USD
Availability: InStock
Rating: 4.1 (8 reviews)

DKR Drive Controllers

Rated 4.1 stars (8 total reviews)

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Email:
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The Bosch Rexroth drive controller R911277425 (DKR03.1-W200Z-BE79-01-FW) belongs to the DKR product series and features adaptability through configurable plug-in cards. This unit uses a SERCOS interface for command communication and supports digital servo and resolver feedback for motor control. It offers air cooling with an integrated blower and provides a peak current of 141A and a rated current of 200A. Operational parameters include a power voltage range of 0 to 380V, a system frequency of 50-60Hz, and allowable ambient temperatures from 5 to 45°C. The controller conforms to IP20 per IEC 529 / EN 60529 for protection and exhibits a leakage current above 3.5A. A minimum five-minute capacitor discharge period is required after shutdown, and proper cable connections must be ensured to avoid hazardous conditions.

Technical Specifications

Product Group
DKR

Basic Unit Adaptability
Yes

Installed According to Specifications
Yes

Extra Sensors Needed
Yes

Protection Rating
IP 20

Line Code
03

Applications
Printing Machines

International Delivery
Yes

Ambient Temperature Range
5-45°C

Compliance with National EMC Regulations
Necessary

Capacitor Discharge Time
5 Minutes

Leakage Current
More Than 3.5A

Command Communication
SERCOS Interface

Unplanned Startup Avoidance
Emergency Stop Circuit

Peak Current Rating
141A

Cooling Mode
Air Circulation, Built-In Blower

Cool Down Time
10 Minutes

System Frequency
50-60Hz

Power Voltage Rating
0-380V

Total Heat Dissipation
1200W

Frequently Asked Questions

How does the DKR03.1-W200Z-BE79-01-FW handle thermal stress during extended operation?

It relies on forced air cooling with a built-in blower, which keeps components within safe temperature ranges. This reduces downtime and prevents thermal derating under heavy loads.

What installation consideration arises from the rated 200 A current?

Cabling and circuit protection must be sized to safely carry the high current. Incorrect wiring may lead to overheating, voltage drops, or safety hazards.

Why is digital servo and resolver feedback combined in this controller?

The dual feedback system allows for high-precision positioning while maintaining robustness in noisy environments. This combination ensures better fault tolerance and performance flexibility.

What impact does the SERCOS interface have on system integration?

It provides deterministic, high-speed communication for synchronized motion control. This minimizes jitter and improves accuracy in multi-axis applications.

How does the DKR03.1-W200Z-BE79-01-FW differ from earlier line series?

The 03 line series indicates refinements in hardware and compatibility. These updates typically enhance reliability and extend the range of supported motors.

Common Misspellings

DKR 03.1-W200Z-BE79-01-FW

DKR03.1-W200Z-BE-79-01-FW

DKR03.1-W200Z-BE79-O1-FW

DKR03.1.W200Z.BE79.01.FW

DKR031W200ZBE7901FW

DKRO3.1-W2OOZ-BE79-O1-FW

DKR03 1 W200Z BE79 01 FW

dkr03.1-w200z-be79-01-fw

DKR031W200ZBE7901FW

DKR03 1 W200Z BE79 01 FW

DKR3.1-W200Z-BE79-01-FW

Internal Product Review

The DKR03.1-W200Z-BE79-01-FW from Bosch Rexroth features a SERCOS interface and supports both digital servo and resolver feedback. It delivers 200A rated current with air cooling via a built-in blower. This drive controller is ideal for precise motion control in CNC machining, robotics, and packaging automation.