World Of Controls understands the criticality of your requirement and works towards reducing the lead time as much as possible.
BY8557-495 - MicroNet Power Supply Module (24 Vdc) is available in stock which ships the same day.
BY8557-495 - MicroNet Power Supply Module (24 Vdc) comes in UNUSED as well as REBUILT condition.
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TECHNICAL SPECIFICATION:
Part Number: BY8557-495
Manufacturer: Woodward
Series: MicroNet / NetCon 5000
Module Type: Power Supply
Input Voltage: 18–36 Vdc (24 Vdc Nominal)
Output Power: Optimized for MicroNet Backplane Requirements
Isolation: 500 Vdc
Operating Temperature: -40 °C to +70 °C
Form Factor: VME-style Rack Mount
Status: In Stock
FUNCTIONAL DESCRIPTION:
The BY8557-495 is a vital Power Supply Module designed to provide stable and regulated DC power to the Woodward MicroNet and NetCon 5000 control racks. Operating on a 24 Vdc nominal input, this module converts field power into the precise voltage levels required by the CPU and I/O modules via the system backplane. As the foundation of the control rack's electrical architecture, it ensures that sensitive digital electronics receive clean, noise-free power, which is essential for the reliable governing of turbines and large engines.
DATA EXCHANGE & NETWORKING:
The MicroNet Power Supply Module (24 Vdc) is fully integrated into MicroNet’s diagnostic framework. It communicates its health status directly to the system controller, monitoring for input under-voltage, output over-voltage, and internal thermal conditions. This integration allows the main CPU to track power stability in real-time. In redundant power configurations, the module works seamlessly with a second power unit to provide uninterrupted operation, ensuring that a single power source failure does not result in a system-wide shutdown.
BUILT FOR EXTREME INDUSTRIAL CONDITIONS:
The MicroNet Power Supply Module (24 Vdc) is built with high-grade industrial components that resist thermal stress and mechanical vibration. It features 500 Vdc isolation to protect the internal logic bus from external electrical surges and ground loops. The module's ruggedized VME-style chassis is designed for maximum heat dissipation, ensuring consistent performance even in high-ambient temperature environments common in engine rooms and outdoor control cabinets.
LIFECYCLE SUPPORT & AVAILABILITY:
World of Controls maintains a robust inventory of the BY8557-495 power supply to support the longevity of your Woodward control assets. We offer these modules in both unused and professionally rebuilt conditions, each passing a rigorous multi-point load test to ensure it meets factory specifications. Our global logistics network provides rapid shipping for emergency replacements, and our 24/7 technical support team is available to assist with rack power balancing and hardware troubleshooting.
What is the Woodward BY8557-495?
It is a 24 Vdc power supply module that provides the necessary internal voltages for Woodward MicroNet and NetCon 5000 control systems.
Does this module support redundancy?
Yes. MicroNet racks are often configured with dual power supplies for fault tolerance. The power supply module can operate alongside another module to ensure the system remains powered if one supply fails.
What are the input voltage limits for this module?
The module is designed for a 24 Vdc nominal system but can typically handle an input range between 18 and 36 Vdc to accommodate fluctuations in battery or field power.
