Power Supply Module Rexroth R922002498 HMV02.1R-W0015-A-07-NNNN

The REXROTH R922002498 HMV02.1R‑W0015‑A‑07‑NNNN is a high‑performance modular servo drive power supply unit designed by Rexroth for industrial automation applications. This unit is part of the IndraDrive M HMV Power Supply family, engineered to provide stable DC bus power in multi‑axis electric drive systems. Its advanced design supports regenerative feedback, high efficiency, and reliable long‑term operation in demanding industrial environments such as machine tools, robotics, material handling systems, packaging equipment, and CNC systems.

The HMV02.1R‐W0015‐A‐07‐NNNN is configured as a 15 kW regenerative supply stage capable of handling complex power flows, including energy returned during deceleration and braking. It supports a shared DC bus across multiple drive modules, enabling coordinated motion and intelligent energy management. With robust construction, integrated cooling, and industrial‑grade electronics, this unit is well‑suited for applications requiring both performance and durability.

Product Identification and Basic Description

The product’s net weight is approximately 13.8 kg, measured without packaging or additional accessories. Shipping weight may vary when crate, foam, or moisture barrier packing is included.

Electrical and Performance Specifications

The regenerative design enables energy returned from decelerating loads to be fed back into the DC bus. This feature minimizes reliance on resistive braking and reduces overall system heat generation.

Key Features and Functional Benefits

The HMV02.1R unit is typically paired with inverter modules that convert DC bus power to motor drive power. Its scalability allows system engineers to match power supply capacity with total axis load requirements.

Mechanical and Installation Specifications

Installation Notes:

• Ensure adequate clearance for airflow and service access.
• Mount the unit near compatible IndraDrive M inverter modules to reduce DC bus cable lengths.
• Use appropriate cable gauges for mains input and DC bus connections.
• Provide cabinet ventilation to maintain ambient temperature within specified range.

Typical Industrial Applications

The R922002498 HMV02.1R is ideal for industrial environments where multiple servo axes operate in a coordinated fashion and efficient energy reuse is required.

The regenerative power capability reduces heat and improves energy efficiency, which is particularly beneficial in applications with frequent start‑stop cycles or high inertial loads.

System Integration and Installation Guidelines

When integrating the R922002498 HMV02.1R unit into a system, adherence to best practices ensures reliability and performance:

Electrical Integration

• Confirm mains voltage matches the unit’s specified input range.
• Use appropriately rated circuit protection devices (breakers, fuses).
• Ensure EMC grounding and shielding compliance.

DC Bus Configuration

• Connect downstream drives using compatible DC bus connectors.
• Minimize DC bus conductor lengths to reduce electrical losses and noise.

Cooling

• Ensure cabinet ventilation supports the unit’s internal cooling fans.
• Avoid placing heat‑sensitive components near the power supply.

Maintenance

• Periodically check fan operation.
• Inspect connectors for oxidation or loose terminations.
• Monitor ambient cabinet temperature for compliance.

Safety and Compliance Considerations

The HMV02.1R‑W0015‑A‑07‑NNNN unit is engineered to meet necessary industrial safety and regulatory standards. Always follow the original Rexroth installation manual and local electrical codes. Safety precautions include:

• Proper grounding of chassis and power lines.
• Lockout‑tagout procedures before servicing.
• Use of protective interlocks in the automation cabinet.

Summary and Value Proposition

The REXROTH R922002498 HMV02.1R‑W0015‑A‑07‑NNNN is a 15 kW regenerative supply unit designed for high‑performance industrial drive systems. With approximately 13.8 kg of product weight, robust electrical capability, modular integration, and regenerative energy management, it offers a compelling combination of efficiency, reliability, and system scalability.