R911281391 (DKC21.3-100-7-FW)

Name: R911281391 (DKC21.3-100-7-FW)
Brand: Indramat Drives
SKU: DKC21.3-100-7-FW
Price: 203.00 USD
Availability: InStock
Rating: 4.4 (6 reviews)

DKC Drive Controllers

Rated 4.4 stars (6 total reviews)

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The Rexroth Indramat drive controller R911281391 (DKC21.3-100-7-FW) integrates into ECODRIVE03 systems for precise servo automation. This unit supports analog interface, parallel interface II, and RS232/RS485 connectivity. Key features include operation with an input voltage of 3 x AC 380-480 V, supporting a mains frequency of 50/60 Hz. It delivers a nominal current of 100 A and a DC bus voltage range of 152-420 V at a nominal voltage of 700 V. It has an IP20 protection rating, allows for two encoder connections, and operates within a -20 to +80°C storage and transport temperature range. The device is designed for environments with relative humidity up to 90% and degree of contamination 2.

Technical Specifications

Integration
ECODRIVE03 System

Design
Rectangular DKC drive design

Encoder Connection Options
Two

Protective Conductors
For motor and mains connection

Protection
IP20

Motor Temperature Monitoring Policy
Yes

Maximum Current Output
100A

Firmware Module Requirement
Separately considered

Compatibility
Forward and backward

Operating Mains Electrical Connection
Single or three phase

Supported Mains Supplies
Single source, central and group

Input Voltage Requirements
From 200V to 480V AC

Nominal Charging Current
Between 12A and 28A

Frequently Asked Questions

How does the DKC21.3-100-7-FW controller behave under variable industrial humidity conditions?

It operates reliably in environments with up to 90% relative humidity. This makes it suitable for facilities where ambient moisture may fluctuate without compromising performance.

What kind of input conditions should integrators account for with Bosch Rexroth Indramat DKC21.3-100-7-FW?

The controller accepts a mains input of 3×AC 380–480 V at 50/60 Hz. This supports regional flexibility across global industrial installations.

How is the DKC21.3-100-7-FW controller designed to perform in long-range logistics or cold storage?

It tolerates transport and storage temperatures between -20°C and +80°C. This ensures hardware integrity in shipping and non-operational environments.

What current-handling capabilities does the DKC21.3-100-7-FW offer for heavy-duty motion systems?

It delivers a rated current of 100 A, ideal for driving high-inertia servo systems. This helps meet demanding torque and acceleration needs.

How does DKC21.3-100-7-FW support safety and resilience against environmental contaminants?

The controller is built to handle Degree of Contamination 2 conditions. It resists the typical level of industrial dust and non-conductive debris.

Common Misspellings

DKC 21.3-100-7-FW

DKC21-3-100-7-FW

DKC21-3-100-7FW

DKC21.3-100-7

DKC21.3-100-7FW

DKC2131007FW

DKC21 3 100 7 FW

dkc21.3-100-7-fw

Internal Product Review

The DKC21.3-100-7-FW from Bosch Rexroth Indramat is a robust drive controller designed with a DC-bus nominal voltage of 700 V. It supports 3 × AC 380 – 480 V mains input, tolerates up to 90 % relative humidity, and functions across -20 to +80°C storage range. This controller delivers a rated current of 100 A.