Allen-Bradley PowerFlex Diode Bus Supply User Manual

The Allen-Bradley PowerFlex Diode Bus Supply is a single-direction power converter designed for common DC bus drive systems. It transforms incoming 3-phase AC line voltage into a shared DC bus voltage, providing power for multiple drives in a system. This device includes an RFI filter for compliance with industrial EMC standards and offers advanced features like overtemperature protection and DC bus snubber circuitry to ensure reliable performance and system stability.

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Allen-Bradley PowerFlex Diode Bus Supply User Manual | Manualzz

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Key features

  • Single-direction power converter
  • Common DC bus power supply
  • RFI filter
  • Overtemperature protection
  • DC bus snubber circuitry

Frequently asked questions

The maximum DC output current rating is 120 amps at 40 °C/104 °F.

Delay type AC input line fuses are recommended. Refer to Appendix A for specific fuse specifications.

The Diode Bus Supply is designed to operate at 0…40 °C (32…104 °F) ambient without derating. Removing the label from the top allows operation in ambients 41 °C up to 50 °C (104 °F up to 122 °F).
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