• ABB APBU-44C
  • ABB APBU-44C
  • ABB APBU-44C
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ABB APBU-44C Branching and Datalogger Unit

ABB APBU-44C Branching and Datalogger Unit

The ABB APBU-44C is a specialized PPCS (Power Platform Communication System) Branching and Datalogger Unit engineered for the ACS800 Multidrive system. This module facilitates the parallel connection of multiple ACS800...

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SKU: APBU-44C
Proveedora: ABB
tipo: Branching Unit
Related Series:

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  • Garantía genuina: Suministramos únicamente piezas de automatización industrial 100% originales, nuevas y selladas de fábrica .
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The ABB APBU-44C is a specialized PPCS (Power Platform Communication System) Branching and Datalogger Unit engineered for the ACS800 Multidrive system. This module facilitates the parallel connection of multiple ACS800 series inverter or supply modules, enabling centralized monitoring and efficient power distribution in complex industrial drive configurations.

Features

  • Designed for ABB ACS800 multi-drive system integration.
  • Distributes PPCS fiber optic communication links from an RDCU drive control unit to up to four inverter or supply modules.
  • Integrated datalogger with 512 kB Flash memory for real-time data collection and fault analysis.
  • Supports high-speed, noise-immune communication via fiber optic cabling.
  • Includes status LEDs for Power (PWR), Battery (BAT), and fiber optic data transmission (TXD/RXD).
  • Configurable via onboard DIP switches for DDCS node addressing and operational modes.

Applications

  • Heavy Manufacturing: Synchronizes multiple high-power motors in rolling mills, extruders, and conveyors.
  • Oil, Gas, and Mining: Controls high-torque pumps, compressors, hoists, and drilling equipment.
  • Energy and Power: Integrates wind and solar converters with grid-side modules.
  • Marine and Offshore: Manages propulsion drives, thrusters, and heavy-duty winches.
  • Water and Wastewater: Regulates distributed I/O and high-voltage pump stations.

Technical Specifications

Model APBU-44C
Spare Part Number 64669982H
Power Supply 24 V DC
Power Consumption Max 15 W
Isolation 500 V DC channel-to-earth
Datalogger Memory 512 kB Flash
Operating Temperature -40 degC to +70 degC
Storage Temperature -50 degC to +100 degC
Humidity 5% to 95% RH (non-condensing)

Installation Guidelines

  • The unit is designed for standard DIN-rail mounting within industrial control cabinets.
  • Connect an external 24 V DC power source to the X1 terminal block.
  • Use plastic optical fiber (POF) for links up to 10 meters; use Hard Clad Silica (HCS) for longer distances.
  • Ensure correct polarity when connecting fiber optics: connect the transmitter (TX) of the source to the receiver (RX) of the destination.
  • Link parallel inverter modules sequentially starting from Channel 1 to ensure accurate diagnostic mapping.
  • Always power down the system before inserting or removing the module or performing wiring changes.

FAQ

What is the primary purpose of the APBU-44C?

The APBU-44C acts as a communication hub in ACS800 drive systems, allowing a single RDCU control unit to communicate with and monitor up to four power modules simultaneously via a fiber optic network.

How is the unit configured?

Configuration is managed via onboard DIP switches: S1 and S2 define the DDCS node address, while S3 is utilized for selecting the specific operational mode.

What is the function of the internal battery?

The internal memory backup battery maintains the integrity of the datalogger memory contents during periods of power loss.