R911287158 (DKR02.1-W300N-BT26-01-FW)

Name: R911287158 (DKR02.1-W300N-BT26-01-FW)
Brand: Indramat Drives
SKU: DKR02.1-W300N-BT26-01-FW
Price: 259.00 USD
Availability: InStock
Rating: 4.2 (14 reviews)

DKR Drive Controllers

Rated 4.2 stars (14 total reviews)

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The R911287158 (DKR02.1-W300N-BT26-01-FW) is a modular drive controller designed for precise speed and position regulation of industrial motors. It features an internal control loop for monitoring and correcting rotor position, supporting a nominal current of approximately 300 A. The device operates on a three-phase 400 to 480 V power supply and utilizes a built-in blower for air cooling, with venting at the rear. It accepts multiple plug-in cards and modules, including SERCOS interface for command input and supports both digital servo and resolver feedback. Configuration data is stored in a software module, and the unit is equipped with ESM02.3 firmware. The drive supports no bleeder or brake chopper and features a rigid DC bus structure.

Technical Specifications

Product Type
Drive Control System

Used For
Speed and Position Control in Industrial Motors

Control System
Precise Internal Control Loop System

Operational Reliability
High

Speed Range
Wide

Installation
Easy and Direct

Supply Connection
400..480 Volts Three-Phase Supply

Software Module
Yes

Firmware
ESM02.3

Modular Nature
Yes

Vents
Provided at the Back

Shipping
Global

Frequently Asked Questions

How does a built-in blower for cooling impact system maintenance?

The blower requires periodic inspection and cleaning to maintain airflow efficiency. Blockages or reduced cooling can shorten the lifespan of electronic components.

Why is SERCOS interface beneficial for industrial motion control?

It provides deterministic communication, ensuring precise synchronization of multiple axes. This minimizes jitter and enhances repeatability in high-performance automation systems.

Can the DKR02.1-W300N-BT26-01-FW be used in robotics applications with fast cycle times?

Yes, its digital servo and resolver feedback allow high-precision control. This enables rapid response and accuracy needed in robotic pick-and-place or welding tasks.

What impact does a 300A nominal current rating have on drive sizing?

It allows the controller to handle motors with high torque demands. Proper cabling and busbar sizing are required to safely support this current.

How does digital servo feedback improve operational reliability compared to analog feedback?

Digital signals are less prone to noise interference, ensuring more consistent control. This increases accuracy in position and speed regulation under harsh industrial conditions.

Common Misspellings

DKR 02.1-W300N-BT26-01-FW

dkr02.1-w300n-bt26-01-fw

DKR02.1-W300N-BT26-O1-FW

DKR02.1.W300N.BT26.01.FW

DKR021W300NBT2601FW

DKRO2.1-W3OON-BT26-O1-FW

DKR02 1 W300N BT26 01 FW

DKR2.1-W300N-BT26-01-FW

Internal Product Review

The DKR02.1-W300N-BT26-01-FW is a drive controller from Bosch Rexroth Indramat with 300A nominal current and digital servo and resolver feedback. It uses a SERCOS interface and air-cooling method for efficient performance. This controller is perfect for industries like robotics, automation, and manufacturing systems.