1. Type Designation Breakdown

• MPB51A = MOVIDYN power supply unit (rectifier)

• 011 = Rated power 11 kW

• 503 = 3‑phase 380–500 V AC

• (00) = Standard version

• SEW part number: MPB51A011‑503‑00

2. Electrical Specifications

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

• Rated input current: 16 A

• Rated DC output: 550–700 V DC, 20 A, 11 kW

• Brake chopper: Integrated (for external brake resistor)

• Overload capacity: 150% / 60 s

• Efficiency: ≥98%

3. Mechanical & Environmental

• Enclosure: IP20 (cabinet mounting)

• Dimensions (W×H×D): 102 × 381 × 254 mm

• Weight: 2.3 kg

• Ambient temperature: 0 °C … +45 °C

• Cooling: Forced air (internal fan)

4. Function & Interfaces

• Function: 3‑phase rectifier for DC bus supply (feeds MOVIDYN servo inverters)

• DC bus: 550–700 V DC (shared with multiple drives)

• Brake: Integrated chopper for regenerative braking

• Control: Enable/disable, fault signaling

• Status: LED indicators for power, fault

5. Status & Replacement

• Status: Obsolete / EOL (discontinued, only refurbished/used available)

• Replacement: Use MPB61A series (newer MOVIDYN 61A power supply)

• Related models:

  • MPB51A005‑503: 5 kW, 8 A

  • MPB51A022‑503: 22 kW, 32 A

6. Typical Applications

• Servo systems (MOVIDYN inverters)

• Machine tools, packaging, material handling

• Multi‑axis systems with shared DC bus