Configured for DC voltage regulation in Advant OCS and 800xA control platforms, the ABB APOW-01C (APOW-01C Power Supply Board) provides direct 24 VDC power distribution for field-side I/O modules and associated control instrumentation.

Module Configuration Overview

The APOW-01C is a fixed-output power supply module designed for specific integration into the ABB Advant OCS architecture. It utilizes a singular hardware revision and footprint, intended for installation within standard control system cabinets where stable voltage regulation for I/O backplanes is required.

Hardware Specifications

Industrial Control Compatibility

The APOW-01C module supports backplane bus communication velocity and is designed for seamless operation within deterministic networks. Firmware compatibility is maintained across standard Advant OCS control nodes, ensuring that the module integrates without requiring additional I/O density scaling or complex addressing. The design allows for integration into systems where high-speed signal processing is required, ensuring that the power supply does not introduce latency or jitter into the I/O bus communication.

Ordering Information

• APOW-01C Power Supply Board unit

• Integrated terminal block connectors

• Installation documentation and technical compliance manual

Installation Requirements

• Mounting: Secure the module to the designated DIN-rail or backplane slot within the control cabinet. Ensure adequate clearance for convective cooling.

• Wiring: Utilize appropriately gauged wire to manage the 1.5 A current capacity. Ensure all connections are torqued to manufacturer specifications.

• Grounding: Bond the module chassis to the cabinet earth bus to maintain common-mode noise suppression.

• Thermal Management: Maintain sufficient spacing between high-density modules to prevent localized heat accumulation exceeding the 70 deg C limit.

Frequently Asked Questions

• Q: Does this module support hot-swapping?

  A: No. Power must be isolated from the backplane before removing or installing the APOW-01C to prevent electrical arcing or component damage.

• Q: Can I parallel two APOW-01C modules for increased current?

  A: Paralleling outputs is not supported without dedicated redundancy modules or isolation diodes to prevent back-feeding.

• Q: What is the behavior of the undervoltage lockout?

  A: If the input voltage drops below 15 VDC, the module will cease output to prevent erratic operation of the connected control hardware.

• Q: How does the overvoltage protection function?

  A: Upon detection of an input exceeding 35 VDC, an internal circuit automatically cuts off the output to protect downstream electronics.

• Q: Is the APOW-01C compatible with 12 VDC input sources?

  A: No. The specified input range is strictly 18 VDC to 32 VDC.

• Q: Can the module be used in non-ABB control systems?

  A: While the output is standard 24 VDC, the physical footprint and connectors are proprietary to the ABB Advant OCS/800xA ecosystem.

• Q: What causes the module to enter thermal shutdown?

  A: Operation above 70 deg C or insufficient airflow will trigger internal thermal protection, causing output failure until the temperature returns to safe levels.

• Q: Does the module indicate fault status externally?

  A: Status is typically monitored via the rack-level diagnostics or external supervisory PLC inputs depending on the system configuration.