SEW-EURODRIVE MOVITRAC MDX60B Series Inverter Drives MDX60A0110-5A3-4-00

Technical Dossier

Product Details And Specifications

SEW-EURODRIVE MOVITRAC MDX60B Series Technical Notes

The SEW-EURODRIVE MOVITRAC MDX60B / MDX61B series represents one of the most widely deployed general-purpose variable frequency drive (VFD) platforms in global heavy industry. Installed across petrochemical refineries, chemical processing plants, water treatment facilities, pulp and paper mills, and offshore energy infrastructure, the MDX60B/61B platform covers a power range from 0.25 kW to 160 kW (three-phase, 400 V class) and is engineered for continuous-duty motor control in demanding environments. Its modular architecture — separating the power section, control board, and optional fieldbus adapter — enables targeted component-level repair rather than full-unit replacement, a critical factor for facilities operating on extended maintenance cycles.

The Evolution of MOVITRAC MDX60B Architecture

SEW-EURODRIVE introduced the MOVITRAC B series as the successor to the MOVITRAC 31C and MOVITRAC MC07B platforms. The MDX60B (standard I/O variant) and MDX61B (extended I/O and fieldbus-ready variant) share a common power hardware base but differ in control board capability. Early production units (pre-2010) used a discrete control PCB with analog I/O and basic RS-485 communication. Mid-generation units introduced the SBus interface for synchronization across multi-drive systems. Current-generation units support CANopen, PROFIBUS-DP, DeviceNet, and EtherNet/IP via plug-in fieldbus interface (FBI) modules, maintaining backward compatibility with legacy SBus wiring. The MDX60A prefix (as in MDX60A0110-5A3-4-00) denotes the standard control variant without extended fieldbus options. The power suffix (0110 = 11.0 kW) and voltage class suffix (5A3-4 = 500 V, 3-phase, size 4) are consistent across the naming convention, enabling systematic cross-referencing of replacement units.

MOVITRAC MDX60B / MDX61B Full Catalog & Functionalities (SKU List)

The following SKUs represent verified, commonly stocked models within the MDX60B and MDX61B series. Units are classified by function and power rating.

Standard Inverter Drives (MDX60B — Standard Control)

• MDX60A0015-5A3-4-00: 1.5 kW, 500 V 3-phase, standard I/O, size 1 enclosure
• MDX60A0022-5A3-4-00: 2.2 kW, 500 V 3-phase, standard I/O, size 1 enclosure
• MDX60A0037-5A3-4-00: 3.7 kW, 500 V 3-phase, standard I/O, size 2 enclosure
• MDX60A0055-5A3-4-00: 5.5 kW, 500 V 3-phase, standard I/O, size 2 enclosure
• MDX60A0075-5A3-4-00: 7.5 kW, 500 V 3-phase, standard I/O, size 3 enclosure
• MDX60A0110-5A3-4-00: 11.0 kW, 500 V 3-phase, standard I/O, size 4 enclosure — primary reference SKU for this listing
• MDX60A0150-5A3-4-00: 15.0 kW, 500 V 3-phase, standard I/O, size 4 enclosure
• MDX60A0220-5A3-4-00: 22.0 kW, 500 V 3-phase, standard I/O, size 5 enclosure
• MDX60A0300-5A3-4-00: 30.0 kW, 500 V 3-phase, standard I/O, size 5 enclosure
• MDX60A0370-5A3-4-00: 37.0 kW, 500 V 3-phase, standard I/O, size 6 enclosure

Extended I/O & Fieldbus Variants (MDX61B — Advanced Control)

• MDX61B0015-5A3-4-00: 1.5 kW, extended I/O, SBus + optional FBI module slot
• MDX61B0055-5A3-4-00: 5.5 kW, extended I/O, supports PROFIBUS-DP / CANopen FBI
• MDX61B0110-5A3-4-00: 11.0 kW, extended I/O, direct replacement upgrade path from MDX60A0110-5A3-4-00
• MDX61B0150-5A3-4-00: 15.0 kW, extended I/O, EtherNet/IP-capable via DFE24B FBI module
• MDX61B0220-5A3-4-00: 22.0 kW, extended I/O, multi-axis synchronization via SBus2
• MDX61B0300-5A3-4-00: 30.0 kW, extended I/O, suitable for pump/fan variable-torque applications
• MDX61B0370-5A3-4-00: 37.0 kW, extended I/O, size 6 chassis, common in compressor drive applications
• MDX61B0550-5A3-4-00: 55.0 kW, extended I/O, requires external braking resistor for regenerative loads
• MDX61B0750-5A3-4-00: 75.0 kW, extended I/O, cabinet-mount configuration, common in refinery pump drives

Quality Control for the MOVITRAC MDX60B Range

Each MDX60B/61B unit processed by DriveKNMS undergoes a structured test protocol specific to the platform's architecture. The IGBT power module stack is load-tested at rated current for a minimum 30-minute thermal soak cycle. The control board is verified for accurate analog input scaling (0–10 V and 4–20 mA channels), digital I/O response, and SBus communication integrity using a reference drive pair. Capacitor bank ESR is measured and compared against SEW-EURODRIVE's published derating thresholds; units with capacitors exceeding 20% ESR deviation are recapped prior to dispatch. Fieldbus FBI modules (where fitted) are tested for PROFIBUS-DP address recognition and cyclic data exchange. Final functional verification is performed under motor load using a 4-pole induction motor test bench, confirming V/f curve accuracy, ramp function response, and fault relay output behavior.