R911275200 (DKR02.1-W300N-BA01-01-FW)

Name: R911275200 (DKR02.1-W300N-BA01-01-FW)
Brand: Indramat Drives
SKU: DKR02.1-W300N-BA01-01-FW
Price: 383.00 USD
Availability: InStock

DKR Drive Controllers

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The R911275200 (DKR02.1-W300N-BA01-01-FW) is a Rexroth Indramat industrial controller engineered for compatibility with 1MB frameless spindle motors, LSF linear motors, and 2AD main spindle motors. This device delivers a nominal current of approximately 300A with a maximum output of 93 kW. It features IP20 category housing with module slots labeled U1 to U5, a configuration card slot, and an analog command interface for communication monitoring. The controller operates with a rigid DC bus and supports a brake resistor connection for power regulation during motor regeneration. Air cooling is provided by a built-in blower. Emergency stop shutdown is integrated for safety. The unit does not include an internal bleeder resistor.

Technical Specifications

Rexroth Indramat Industrial Controller
Yes

Maximum Continuous Power Output
93 kilowatts

Emergency Stop Shutdown Device
Yes

Service Life
Long

Housing Protection Category
IP20

Configuration Card and Module Slots
Yes (U1 to U5)

Analog Interface
Yes

Bleeder Resistor
No

Brake Resistor Capability
Yes

Recyclable Materials
Yes

Rated Current
300 Amperes

Shipping
Global

Frequently Asked Questions

What type of installation considerations are required for the DKR02.1-W300N-BA01-01-FW?

It requires sufficient airflow for the built-in blower cooling system and clearance for cable routing. Proper grounding and rigid DC bus integration are essential for stable operation.

Why is an analog interface beneficial for older system retrofits?

Analog inputs allow direct compatibility with legacy PLCs and motion controllers. This reduces the need for costly interface converters during modernization.

How does rigid DC bus configuration influence system design?

It simplifies power distribution by sharing the DC link across multiple drives. This reduces component count but demands careful sizing of supply modules.

What type of feedback options does this controller support in precision applications?

It handles both digital servo feedback and resolver signals. This flexibility allows integration with motors requiring different encoder technologies.

Does the DKR02.1-W300N-BA01-01-FW require firmware alignment across multiple units?

Yes, consistent firmware versions ensure synchronized operation and compatibility. Mixed firmware can cause communication or parameter handling issues.

Common Misspellings

DKR021W300NBA0101FW

DKR02 1 W300N BA01 01 FW

dkr02.1-w300n-ba01-01-fw

DKR2.1-W300N-BA01-01-FW

Internal Product Review

The DKR02.1-W300N-BA01-01-FW is an industrial servo drive controller from Bosch Rexroth’s DKR series. It features a 300 A current rating, rigid DC-bus architecture with no bleeder, and an analog command interface plus blower-cooled thermal design. Its housing conforms to IP20 protection and includes configurable slots for expansion.