R911269164 (DKR03.1-W200N-BE31-01-FW)

Name: R911269164 (DKR03.1-W200N-BE31-01-FW)
Brand: Indramat Drives
SKU: DKR03.1-W200N-BE31-01-FW
Price: 184.00 USD
Availability: InStock
Rating: 5 (12 reviews)

DKR Drive Controllers

Rated 5.0 stars (12 total reviews)

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Phone:
1-888-551-3082

Email:
sales@indramat-usa.com

The Bosch Rexroth drive controller, MPN R911269164 (DKR03.1-W200N-BE31-01-FW), is engineered for integration with ADS, 1MB, and ADM series motors within a 10 to 93 kW power range. The controller utilizes a SERCOS command interface and supports digital servo and resolver feedback for precise motor control. It features a built-in blower for air cooling and a heatsink, with no integrated bleeder or brake chopper and a rigid DC bus. The unit includes an integrated mains contactor and an emergency shutdown function. Control voltage is specified at 230 VAC ±10%, 50–60 Hz, with a rated current of 200 A. Firmware is installed in the DSM software module (EPROM). The device is compliant with EN 60529, achieving IP20 protection, and is designed for operation at ambient temperatures between 5°C and 45°C. Proper grounding and discharge protocols are required per safety documentation.

Technical Specifications

Use
Commercial Machinery

Power Off Time Before Disassembly
5 Minutes

Motor Power Rating
10-93kW

Function Numeric Code
31

Bleeder
Not Included

Incorporated Parts
Blower, Heatsink

Firmware
In EPROM form on DSM software module

Slots Without Plug-in Cards
U1 to U5

Protection Rating
IP 20 as per EN 60529

Operating Temperature
5°C to 45°C

Control Voltage Rating
230VAC +/-10%

System Frequency
50 to 60 Hz

Product Weight
49kg

Accessories Kit Weight
1.7kg

Frequently Asked Questions

Why might the DKR03.1-W200N-BE31-01-FW be preferred in CNC systems?

Its SERCOS interface ensures precise synchronization of multi-axis drives. This improves machining accuracy and reduces cycle times.

How does the absence of a bleeder circuit affect installation?

Without a brake chopper, external energy management must be considered in regenerative load conditions. This simplifies the unit design but shifts energy dissipation requirements to the system level.

What cooling considerations exist with a built-in blower design?

The blower enables compact installation without external cooling circuits. However, regular airflow maintenance is necessary to avoid overheating from dust accumulation.

Can resolver and digital servo feedback be used interchangeably?

Both are supported, but resolver feedback is more robust in harsh environments. Digital encoders, meanwhile, allow for higher resolution positioning.

What risks arise if the controller is undersized for motor current demand?

If motor draw exceeds 200 A, protection trips or thermal overload may occur. This leads to unplanned downtime and possible hardware damage.

Common Misspellings

DKR 03.1-W200N-BE31-01-FW

DKR03.1-W200N-BE-31-01-FW

DKR03.1-W200N-BE31-O1-FW

DKR03.1.W200N.BE31.01.FW

DKR031W200NBE3101FW

DKRO3.1-W2OON-BE31-O1-FW

DKR03 1 W200N BE31 01 FW

dkr03.1-w200n-be31-01-fw

DKR031W200NBE3101FW

DKR03 1 W200N BE31 01 FW

DKR3.1-W200N-BE31-01-FW

Internal Product Review

The DKR03.1-W200N-BE31-01-FW drive controller from Bosch Rexroth is widely used in robotic systems, CNC machines, and packaging automation. It features a SERCOS interface, 200A rated current, and supports digital servo and resolver feedback. Cooling is managed through an integrated air blower for efficient thermal control.