Description

The B&R 8BVP0440HW00.000-1 is a 44 A power supply module designed for the modular ACOPOSmulti servo drive system. Operating on a three-phase mains input ranging from 220 V AC to 480 V AC, this wall-mounted module provides the DC bus voltage necessary to power adjacent inverter slices. It features full power regeneration capabilities, allowing kinetic energy generated during motor deceleration to be fed back directly into the power grid rather than being dissipated as waste heat through braking resistors.

Technical Specifications

Commercial and Availability Logistics

• Product Condition: New Original (New Surplus) in factory-sealed original packaging, or Refurbished (fully tested on a manufacturer-equivalent load bench).
• Warranty: 12-month technical warranty covering physical component functionality and electrical operation.
• Availability: In stock. Standard handling and dispatch time is 1 to 3 business days for worldwide delivery.
• Pricing Notice: Listed pricing is indicative and dependent on global component constraints and inventory levels. Contact our sales department for a firm, written quotation.

Engineering Considerations and Field Deployment Notes

DC Bus Capacitance Management

The maximum allowed DC bus capacitance depends directly on the supplied mains voltage. When planning the system layout, ensure the total combined capacitance of all attached inverter modules does not exceed 17.4 mF at 230 V AC, 5.8 mF at 400 V AC, or 4 mF at 480 V AC. Exceeding these thresholds will cause overcurrent faults during the pre-charging phase, tripping the internal protection circuits.

Thermal Performance and Switching Frequencies

B&R recommends operating the module at its nominal switching frequency of 5 kHz. While the unit supports adjustments up to 10 kHz for application-specific noise reduction, operating at higher frequencies causes elevated thermal losses and increases internal CPU utilization. Derating parameters must be applied if operating above nominal frequencies or in ambient environments exceeding +40 °C.

Required Installation Accessories

The 8BVP0440HW00.000-1 requires specific terminal block sets for secure wiring. Field deployments require screw clamp set 8BZVP044000.000-1A, which includes dedicated 4-pin, 6-pin, and 8-pin screw clamps for incoming power, temperature sensor connections, and auxiliary lines.

Frequently Asked Questions

Can the regeneration feature be turned off if the local power grid does not support feedback?

The regeneration path is integrated into the active hardware design. If the local grid is highly unstable or cannot accept feedback energy, external braking resistors and specific parameter overrides must be integrated into the Automation Studio software configuration to manage excess DC bus voltage safely.

What is the purpose of the two integrated plug-in slots?

The slots accommodate optional ACOPOSmulti plug-in modules, such as network interface cards (e.g., POWERLINK, Profibus DP, or EtherCAT) or digital/analog I/O extensions. This configuration allows centralized monitoring and control over the local drive bus network.

How does the integrated temperature sensor connection operate?

The module features dedicated input pins designed to interface with the internal temperature tracking circuits of connected synchronous motors. This allows the drive framework to trip an over-temperature fault before thermal expansion damages the motor windings.

Technical Notice: Always cross-reference your total calculated motor peak currents and line filter selections with the official B&R ACOPOSmulti system manuals before applying primary three-phase power to the module chassis.