Model Code Explanation

• 055: Power rating = 5.5kW

• 503: Voltage/config = 3-phase 380–500V AC, standard I/O, no built-in filter

• MPB51A: Series = MOVIDRIVE MPB51A

• 00: Standard firmware, no fieldbus

Key Technical Parameters

• Input: 3-phase AC 380–500V ±10%, 50/60Hz

• Output: 3-phase 0–500Hz, rated current 12A, for 5.5kW motors

• Control Modes: V/F open-loop, sensorless vector

• Overload Capacity: 150% for 60s, 200% for 3s

• I/O: 6DI/2DO/1 relay, 2AI/2AO

• Communication: RS485 (Modbus-RTU), optional fieldbus

• Protection: Overcurrent, overvoltage, undervoltage, overtemperature, earth fault, phase loss

• Protection Class/Environment: IP20, -10℃～+40℃

• Dimensions/Weight: Approx. 265×305×210mm, ~12kg

Main Features

1. High Power Density: Compact size for 5.5kW output.

2. Wide Voltage Range: 380–500V AC input for global use.

3. Versatile Control: Supports V/F and sensorless vector control.

4. Robust Protection: Comprehensive fault protection for reliable operation.

5. Easy Commissioning: Quick setup via panel or software.

Typical Applications

• Conveyors, material handling systems

• Fans, pumps, and compressors

• Packaging, textile, and woodworking machinery

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