DKR02.1-W200N-BE32-01-FW
DKR Drive Controllers
The DKR02.1-W200N-BE32-01-FW, Bosch Rexroth Indramat, DKR Drive Controllers series offers a robust drive controller designed for demanding industrial motion applications. This controller accepts a Supply Voltage Required of 3 × 400 – 480 V and delivers a Current Rating of 200 A through an integrated power module. The unit’s compact housing meets Protection Rating IP20, ensuring reliable operation in protected environments. A built-in blower provides efficient Cooling Method via Air (built-in blower), simplifying installation and eliminating external fans.
In-depth technical design features include a native Command Interface of SERCOS interface for real-time deterministic control and a dual-mode Motor Feedback system using Digital servo and resolver feedback. The controller supports two frequency ranges: a Function Numeric Version configured drive at 4 kHz delivering Continuous Power for 4 KHz of 47 kW with a Current Requirement for 4 KHz of 120 A, and an 8 kHz mode offering 37 kW continuous at 95 A. Its firmware is managed via the modular ESM 02.3 software slot, corresponding to Design Version 1 in the Line Series 02 framework. A Bleeder Configuration with no bleeder / without brake chopper and a rigid DC bus enhances electrical stability. The controller operates across an Operating Temperature Range of 0 to +45 degree centigrade, maintaining peak performance at altitudes up to 1000 m above sea level.
Seamless integration into existing Indramat and Bosch Rexroth automation systems is assured by standard plug-in slots and firmware interoperability. The robust IP20 enclosure and active blower cooling deliver high availability and low maintenance, while SERCOS connectivity simplifies networked multi-axis synchronization. Ideal for machine tools, handling systems, robotics, and printing machinery, the DKR02.1-W200N-BE32-01-FW controller underpins precision motion control with proven reliability and ease of service.
Technical Specifications
Bleeder Configuration
No bleeder/ Without brake chopper, rigid DC bus
Command Interface
SERCOS interface
Cooling Method
Air (built-in blower)
Design Version
1
Line Series
02
Motor Feedback
Digital servo and resolver feedback
Product Series
DKR
Function Numeric Version
01
Continuous Power for 4 KHz
47 kW
Continuous Power for 8 KHz
37 kW
Current Rating
200 A
Current Requirement for 4 KHz
120 A
Current Requirement for 8 KHz
95 A
Operating Temperature Range
0 to +45 degree centigrade
Protection Rating
IP20
Supply Voltage Required
3 × 400 – 480 V
Frequently Asked Questions
How does the DKR02.1-W200N-BE32-01-FW handle real-time control in multi-axis systems?
It uses a SERCOS interface, which provides deterministic communication for synchronized axis control. This ensures precise coordination in applications like robotics or printing machinery.
Can the drive controller operate reliably at higher switching frequencies?
Yes, it supports both 4 kHz and 8 kHz operation. At higher frequencies, output smoothness improves but efficiency may decrease due to switching losses.
How does the dual motor feedback system benefit machine integration?
By supporting both digital servo and resolver feedback, it allows flexibility in motor selection. This reduces retrofit complexity and supports mixed-technology environments.
Does the DKR02.1-W200N-BE32-01-FW support regenerative energy handling?
No, it is configured without a bleeder or brake chopper. Excess regenerative energy must be managed externally through system design.
What are the implications of firmware managed via the ESM 02.3 slot?
It allows modular updates without replacing the entire controller. This provides long-term adaptability as system requirements evolve.
Common Misspellings
DKR021W200NBE3201FW
DKR02 1 W200N BE32 01 FW
dkr02.1-w200n-be32-01-fw
DKR2.1-W200N-BE32-01-FW
Internal Product Review
The DKR02.1-W200N-BE32-01-FW drive controller from Bosch Rexroth Indramat accepts 3-phase 400–480 V input, and outputs 200 A via an integrated power module. It operates at 4 kHz or 8 kHz with built-in blower cooling. Its enclosure is rated IP20 and is designed for protected indoor environments with airflow.
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