Rexroth Indramat EcoDrive Servo Drives
Recieve a quote FAST for all DKC EcoDrive products by simply requesting a quote by calling 1-919-443-0207 or by sending an email to sales@wakeindustrial.com. When production depends on a legacy motion axis, “close enough” is rarely acceptable. EcoDrive servo drives—most often encountered as DKC drive controllers—remain widely installed in automation systems where exact-match replacement and fast restoration matter more than platform upgrades. Wake Industrial LLC is not an authorized distributor, authorized dealer, or representative for the manufacturers listed on this page.
Wake Industrial maintains hundreds of EcoDrive (DKC) units in stock across refurbished, new surplus, legacy, and obsolete categories, and that inventory changes daily. If uptime is critical, request “Quote Both” so you can compare a replacement unit and a repair option in one response!
EcoDrive Product Overview
EcoDrive is a cabinet-installed servo-control subsystem that combines a regulated power stage, a real-time drive processor, feedback processing for rotor position and motion state, and a diagnostics/parameterization layer that defines how the axis behaves. Depending on the model family and firmware, EcoDrive supports closed-loop operating modes such as torque (current) control, speed control, and position control, and some variants support drive-controlled interpolation where the target position is preset and executed in the drive.
From a maintenance and procurement standpoint, the key implication is that an EcoDrive “drive” is not a generic amplifier. It is configuration-sensitive control hardware. The safest replacement is an exact match to the full DKC ordering code on the type plate, because the ordering code typically encodes the family/interface strategy, current class, voltage/DC-bus category, and firmware approach. EcoDrive 03 documentation explicitly treats firmware as a required functional element that must be ordered to define drive behavior.
| EcoDrive model | Interface and control strategy | Current class / voltage category examples | Power and performance highlights |
|---|---|---|---|
| DKC01.1-030-3-FW | DKC EcoDrive controller; use with MKD servomotors and position-reporting context | Rated current 30 A; “300 VDC power connection rating” stated on listing | Selectable switching frequency 4 or 8 kHz |
| DKC22.3-040-7-FW | Analog interface and RS232/RS485, with optional SERCOS 2 interface via option card | Rated current 40 A; DC bus link voltage 700 V DC | - |
| DKC03.3-200-7-FW | RS232/RS485 and analog, with PROFIBUS via optional card | Rated current 200 A; nominal DC bus voltage 700 V | - |
| DKC01.1 / DKC11.1 family | Functions vary by higher-level interface (integrated position, analog speed, stepper, electronic gearbox) | Type code example includes rated intermediate circuit voltages 300 V / 700 V and type currents 30 A / 40 A | Feature set includes software travel limit switch and integrated holding brake control |
| DKC02.1 family | SERCOS control interface; supports position, drive-controlled interpolation, speed, and torque modes | Three-phase mains connection 3 × AC 380–480 V, 50–60 Hz | Minimum SERCOS cycle time 2 ms and internal position control cycle time 500 μs |
| DKC03.1 family | Integrated position control with PROFIBUS-DP; internal positioning blocks selected via PLC | Family behavior tied to PROFIBUS-DP at X10; currents vary by ordering code | Up to 64 positioning blocks stored in drive; mechanical scaling adapted in drive |
| EcoDrive 03 DKC**.3-040 / -100 / -200 family | Ordering code includes series/version/type current/voltage category/firmware | Type currents include multiple classes (example list includes 16/40/100/200 A) | 24 V control input, 200–480 V input range, max output current 40/100/200 A, max output voltage 800 V, max output frequency 1000 Hz |
EcoDrive replacements should be treated as “match the specification envelope and configuration,” not “match the motor nameplate.” The most reliable drop-in replacement is an exact match to the full DKC ordering code. If an exact match is not available, compatibility should be confirmed by interface strategy, current class, voltage category, and firmware/option configuration. As a simple example, a PROFIBUS-DP EcoDrive controller is not a drop-in substitute for a SERCOS controller even when current ratings appear similar, because the control interface and parameter strategy are fundamentally different.
To reduce commissioning time, include a nameplate photo, cabinet supply voltage details, the control interface used, the motor/feedback type, and any known parameter backup with your quote request. If you are troubleshooting, include the fault code and when it occurs (power-up, enable, under load, during decel), because that context often distinguishes external issues (cooling, wiring, power quality) from internal failures that require repair or replacement.
Typical failure modes and repair services
EcoDrive controllers display alphanumeric diagnostics on the front panel. Frequent downtime scenarios include heatsink overtemperature shutdown, DC-bus undervoltage shutdown, low battery voltage warnings for absolute encoder feedback, and overcurrent shutdown caused by motor-cable shorts or internal power-stage failures.
Some faults can be resolved by correcting cooling airflow, improving cabinet thermal management, fixing wiring issues, or stabilizing incoming power; other conditions indicate internal component failure in the power stage or feedback interface and typically require professional repair or replacement. Because EcoDrive sourcing is configuration-sensitive, quoting repair alongside replacement can reduce total downtime and lifecycle cost.
Wake Industrial supports EcoDrive repair services and can help you decide between sending your unit in for repair and purchasing a replacement unit immediately. If protecting uptime is your priority, request “Quote Both” and ask for the fastest available path to restore operation. Click here to navigate up to the quote form on this page to place a quote. You will receive a response within 15 minutes during business hours.
| Fault Code | Fault Code Solution |
|---|---|
| F218 | The drive’s heatsink is overheating, so restore cooling (clean vents/heatsink, confirm fans run, improve cabinet airflow/temperature) and service the drive if it keeps returning. |
| F219 | The motor is overheating, so reduce load/allow cooldown, verify motor cooling/fan operation, and check the motor temperature sensor wiring and connections. |
| F220 | Regenerative energy is overheating the bleeder/braking path, so soften decel rates, correct any high-regen mechanical conditions (ex: vertical axis counterbalance), and add an external braking resistor/module if needed. |
| F226 | The DC bus voltage is dropping too low, so correct mains dips/power-off sequencing (disable before cutting power), and verify tight DC-bus link connections in multi-axis systems. |
| F228 | The axis can’t follow the commanded motion, so reduce accel/feed demands, remove mechanical binding, and retune parameters/monitoring limits to stop nuisance following-error trips. |
| F229 | The encoder feedback signal is failing, so inspect/replace the encoder cable, improve shielding and routing away from power cables, and test encoder vs drive feedback interface if it persists. |
| F248 | The absolute-encoder backup battery is low, so replace the correct battery promptly (often within a short grace period) using the proper procedure to avoid losing absolute position, then reset the fault. |
| F860 | An overcurrent/short condition is detected, so check motor cables and windings for shorts (including to ground), confirm current-limit/tuning parameters, and repair the drive power stage if the fault repeats with no external cause. |
| F234 / F434 | An E-stop/safety circuit opened, so reset the E-stop/safety chain and fix any faulty wiring/relay devices if you’re getting false triggers. |
| F277 | The drive reports an internal hardware fault, so power-cycle once to confirm and then plan for professional repair or replacement if it returns. |
Receive a quote today from Wake Industrial
Call Wake Industrial now at 1-877-857-4524 to speak directly with a knowledgeable sales engineer who can confirm pricing, availability, and lead times for the DKC11.3-200-7-FW drive or any related DKC models you may need. Prefer a written quote? Simply fill out the Quick Quote form embedded on this page or email sales@wakeindustrial.com with your contact info and requirements, and we’ll respond promptly with a competitive quote – often within 15 minutes. Don’t let a faulty servo drive stall your production – act now to secure a high-quality replacement.
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