DKS01.1-W100A-D|Rexroth Indramat DIAX02 Servo Drive
June 04, 2026

DKS01.1-W100A-D|Rexroth Indramat DIAX02 Servo Drive

Product Overview Single-axis digital servo drive under Rexroth Indramat DIAX02 DKS series, obsolete original production, available as refurbished/used spare parts. D-type base controller platform, compatible with MDD/MKD series synchronous servo motors, widely used for old European CNC machine, printing and textile equipment maintenance replacement。

Description

Model Code Definition

DKS01.1:Compact cabinet-mounted servo mainframe of DIAX02 family, no external DC bus capacitor structure

W100A:Power grade: 3-phase AC200~230V input, continuous output 50A, peak short-time 100A, approx.19kVA; A = power board hardware revision

D:Base code for DA/DL/DG series plug-in control card general platform, D=analog+digital command base slot, subsequent suffix (L/G/A) determines specific control interface:

DL=Pulse+±10V analog command; DG=Built-in I/O+fixed positioning; DA=Advanced onboard positioning; bare D means unassembled base unit without formal function card loaded

Technical Specifications

Input supply: 3×AC230V ±10% 50/60Hz, independent single-phase AC230V control power

Continuous output:50A, peak 100A; DC bus nominal 300V

Built-in dynamic braking: continuous braking power 0.5kW, peak braking power 18kW, supports external brake resistor expansion

PWM carrier frequency:4kHz; Protection class IP10, cabinet inner installation only

Ambient working range:0~45℃, non-condensing humidity 5%~85%; derating above 1000m altitude, max ambient +55℃ with power derate

Max internal power loss:480W, overall dimension approx 260×355×60mm, weight ~24.2kg

Interface & Communication Configuration

CON1: Motor feedback port, compatible resolver/incremental encoder for MDD/MKD motor

CON2: Function depends on postfix D-series control card; bare D unit CON2 is empty slot for later card insertion

CON3: RS232 service interface for Indramat DSM software parameter download, fault diagnosis and online commissioning

No fixed onboard digital I/O on bare D base; I/O terminal available only after DG/DA control card assembly

Core Functions

Three-loop closed-loop control (Position/Speed/Torque) after matching corresponding D-series control card

Built-in motor holding brake drive circuit, auto brake control under enable stop or fault alarm

Complete fault diagnosis: overvoltage/undervoltage/overcurrent/overheat/encoder loss/command abnormal protection

Electronic gear, adjustable S-curve acceleration & deceleration via DSM software programming

Application Scope

Imported German machining center, rotary printing machinery, multi-axis textile production line, European custom automated equipment spare replacement.

Operation & Maintenance Notes

Vertical cabinet installation, reserve ≥5cm upper and bottom cooling clearance; separate routing for power cable, shielded feedback wire

Bare D base cannot run standalone; must install DL/DG/DA function card matching on-site control mode before power-on

Common failure components: power IGBT module, CON1 feedback socket, internal auxiliary switching power supply

Cross replacement rule: W100A D base is mechanically interchangeable with W050A D base only after power parameter modification, cannot directly substitute across W power specifications.


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