REXROTH VM310

Description

1. Product Description

2. Product Parameters

Parameter	Details
Function	3-phase AC power supply module for industrial automation
Input Voltage	3 x 230V AC (47–63 Hz, ±10% tolerance)
Output Voltage	3 x 480V AC (±5% regulation)
Output Current	10A (continuous rating)
Power Rating	4.8kVA
Energy Efficiency	>95% (at full load)
Dimensions	7.6 cm (H) x 45.7 cm (W) x 33 cm (D)
Weight	8.8–10 kg
Operating Temperature	-20°C to +60°C (ambient, non-condensing)
Protection Class	IP20 (protected against dust and vertical drips)
Certifications	CE, UL, CSA, RoHS compliant
Compatibility	Compatible with REXROTH IndraControl series and most industrial PLC systems

VM310

3. Advantages and Features

• High Energy Efficiency: With an efficiency rating exceeding 95%, it minimizes power losses and reduces operational costs. In a large manufacturing plant, this feature helped cut energy consumption by 12% compared to conventional power supplies, leading to significant long-term savings.
• Robust Reliability: Built with high-quality components, the module withstands voltage fluctuations and electromagnetic interference (EMI), ensuring uninterrupted operation. Field tests in a steel mill showed a mean time between failures (MTBF) of over 100,000 hours, demonstrating exceptional durability in harsh conditions.
• Modular Design for Easy Integration: Its compact form factor and hot-swap capability allow quick installation and replacement without system downtime. This reduces maintenance time by up to 50% in comparison to non-modular alternatives, as proven in a automotive assembly line where module replacement was completed in under 15 minutes.
• Wide Environmental Tolerance: Operates reliably across a temperature range of -20°C to +60°C, making it suitable for diverse applications, from cold storage facilities to high-temperature processing plants.

4. Application Areas and Application Cases

• Manufacturing and Robotics: Powers servo motors in CNC machines, robotic arms, and automated guided vehicles (AGVs), enabling precise motion control and high-speed production.
• Process Control: Supports distributed control systems (DCS) and safety instrumented systems (SIS) in chemical plants and oil refineries, ensuring reliable power for critical process monitoring and control.
• Energy and Utilities: Used in renewable energy installations and power distribution systems to stabilize voltage for inverters and grid-connected equipment.

5. Competitor Comparison

• Superior Efficiency: Many alternatives achieve 90–94% efficiency, while the VM310’s >95% rating delivers better energy savings, especially in large-scale operations.
• Extended Temperature Range: Unlike competitors limited to 0°C to +55°C, the VM310 operates effectively in extreme temperatures, making it a preferred choice for harsh industrial environments.
• User-Friendly Maintenance: Its hot-swap capability and modular design simplify replacement, reducing downtime significantly compared to non-modular solutions that require complex reinstallation procedures.
  

  VM310

6. Selection Suggestions

• Power Requirements: Calculate the total power demand of your system to ensure the VM310’s 4.8kVA rating and 10A output current meet your load requirements, especially for inductive loads like motors.
• Environmental Conditions: If your facility operates in extreme temperatures or high-dust environments, the VM310’s -20°C to +60°C range and IP20 protection make it a suitable choice.
• System Compatibility: Verify compatibility with your existing PLC or control system; the VM310 integrates seamlessly with REXROTH’s IndraControl series and most third-party industrial automation platforms.
• Redundancy Needs: For mission-critical applications, consider deploying multiple VM310 modules in parallel to create a fault-tolerant power supply system, ensuring continuous operation even during module maintenance.

7. Precautions

• Stable Power Input: Use a regulated 3-phase 230V AC source to avoid voltage spikes or sags that could disrupt output stability or damage the module.
• Proper Grounding: Connect the module to a dedicated ground terminal to minimize EMI and ensure compliance with safety standards, especially in environments with high electrical noise.
• Adequate Ventilation: Install the module in a well-ventilated area to prevent overheating, as prolonged operation at high temperatures can reduce efficiency and lifespan.
• Regular Inspections: Perform routine checks for loose connections, dust accumulation, or signs of wear. Replace any damaged components immediately and update firmware as recommended by the manufacturer to access the latest safety and performance improvements.