Model Decoding

• MXC: MOVIAXIS® buffer module (capacitor bank)

• 80A: Series 80A, hardware version A

• 050: Nominal capacitance 5000 µF (50 × 100 µF)

• 503: 3-phase 380–500 VAC, 50/60 Hz system

• 00: Standard version, no options

Basic Specifications

• Brand: SEW-EURODRIVE

• Type: MOVIAXIS® MXC80A buffer module

• DC link voltage: 560 VDC (from MXP/MXR supply)

• Capacitance: 5000 µF (50 × 100 µF)

• Continuous current: 50 A

• Peak current: 125 A (max. 1 s)

• Main supply: 3-phase 380–500 VAC, 50/60 Hz

• Control voltage: 24 VDC (±15%)

• Protection class: IP20

• Size: 3 (W × H × D: 60 × 310 × 235 mm)

• Weight: Approx. 3.8 kg

Key Features

1. Energy storage: Smooths DC link voltage, absorbs regenerative energy.

2. High pulse capability: Handles 125 A peak for short-term high dynamics.

3. Modular expansion: Works with MXP/MXR supply modules and MXA axis modules.

4. Reliable: Low ESR capacitors, long service life, integrated overvoltage protection.

5. Easy integration: Standardized bus connection, no external cooling required.

Applications

• Multi-axis systems with frequent acceleration/deceleration

• High-dynamic machinery (machine tools, presses, cranes)

• Systems with high regenerative energy (vertical axes, cyclic loads)

• Stabilizing DC link in 380–500 VAC servo networks

Overview