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MDX61B0550-503-4-00 MOVIDRIVE® B Series AC Drive | SEW‑EURODRIVE

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MDX61B0550-503-4-00 MOVIDRIVE® B Series AC Drive | SEW‑EURODRIVE
May 28, 2026

MDX61B0550-503-4-00 MOVIDRIVE® B Series AC Drive | SEW‑EURODRIVE

MDX61B0550-503-4-00 is a 55 kW (CT, constant torque) high‑performance AC drive from the SEW‑EURODRIVE MOVIDRIVE® MDX61B line. It has an integrated brake chopper for four‑quadrant regenerative operation, no built‑in EMC filter (external EMC filter required), and standard non‑coated PCB for clean, dry industrial environments.

Description

1. General Description

MDX61B0550-503-4-00 is a 55 kW (CT, constant torque) high‑performance AC drive from the SEW‑EURODRIVE MOVIDRIVE® MDX61B line. It has an integrated brake chopper for four‑quadrant regenerative operation, no built‑in EMC filter (external EMC filter required), and standard non‑coated PCB for clean, dry industrial environments.

2. Model Code Breakdown

  • MDX61B: MOVIDRIVE B series, dual expansion slots (encoder + fieldbus)

  • 0550: Rated power 55 kW (CT)

  • 503: 3‑phase 380–500 V AC, no integrated EMC filter

  • 4: Integrated brake chopper, four‑quadrant regenerative

  • 00: Standard non‑coated PCB

3. Technical Specifications

3.1 Electrical Data

  • Input Voltage: 3×380–500 V AC (‑15% ~ +10%), 50/60 Hz

  • Rated Input Current: 94.5 A (at 400 V)

  • Rated Output Power: 55 kW (CT)

  • Rated Output Current: 105 A

  • Apparent Power: 73.5 kVA

  • Output Frequency: 0–599 Hz

  • Control Modes: V/f, VFC vector, CFC closed‑loop vector, servo

  • Overload: 150% / 60 s; 175% / 2 s

  • Switching Frequency: 4/8/12/16 kHz (adjustable)

  • Safety: STO (Safe Torque Off), PL d / SIL 2

3.2 Mechanical & Environmental

  • Protection Class: IP20 (cabinet‑only)

  • Dimensions (W×H×D): 280 × 610 × 330 mm

  • Weight: ≈ 32.7 kg

  • Operating Temp: 0 °C to +40 °C (derate >40 °C)

  • Storage Temp: ‑25 °C to +70 °C

  • Altitude: ≤1000 m no derating; ‑1% / 100 m above 1000 m

  • Certifications: CE, UL, RoHS, EAC

4. Version Variants

  • 00: Standard non‑coated PCB (clean/dry areas)

  • 0T: Conformal coated PCB (humid/dusty/corrosive)

  • 50: Factory‑special version

5. Key Features

  1. Four‑Quadrant Operation: Built‑in brake chopper enables regenerative braking and energy recovery.

  2. External EMC Design: Requires external EMC filter for compliance.

  3. Modular Expansion: Add encoder (e.g., DEU21B) and fieldbus modules (PROFIBUS, EtherCAT, CANopen).

  4. Integrated Motion: IPOSplus® for positioning, electronic gearing, master‑slave sync.

  5. Standard PCB: Cost‑effective for typical industrial conditions.

  6. STO Safety: Meets PL d / SIL 2 requirements.

6. Installation & Wiring

  • Mounting: Vertical in control cabinet.

  • Clearance: 100 mm top/bottom, 50 mm sides.

  • Main Terminals:

    • X1: Mains (L1, L2, L3, PE)

    • X2: Motor (U, V, W, PE)

    • X4: DC link for external brake resistor

    • X11: Analog input (0–10 V / 4–20 mA)

    • X13: 24 V DC digital I/O

    • X15/X16: Encoder interfaces

7. Operation & Commissioning

  • Local: DBG60B keypad for parameters, jog, fault diagnosis.

  • PC: MOVITOOLS® MotionStudio for programming, monitoring, troubleshooting.

  • Modes: Jog, reference homing, positioning, synchronous operation.

8. Safety Instructions

  • Install/wire/commission only by qualified personnel.

  • High voltage remains after power‑off; wait ≥5 minutes for capacitor discharge.

  • Use shielded cables and a qualified external EMC filter.

9. Maintenance & Troubleshooting

  • Routine: Check connections and ventilation; clean dust with dry compressed air.

  • Common Faults: Overcurrent (OC), Overvoltage (OV), Overtemperature (OT), Encoder Error. View via keypad or software.

10. Typical Applications

  • Conveyors, cranes, hoists

  • Packaging, textile, woodworking machinery

  • Large fans, pumps, process equipment

  • Standard industrial environments without harsh conditions


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