Product Overview

The Woodward 8406-113 functions as the intelligent core of the EGCP-3 (Engine Generator Control Package), specifically optimized for high-demand Load Sharing (LS) applications. This microprocessor-based controller manages the complex synchronization and proportional load distribution across multiple engine-generator sets in parallel. By continuously monitoring grid parameters and engine performance, the 8406-113 ensures seamless power transitions and prevents generator instability in mission-critical environments such as hospitals, data centers, and remote industrial plants. Its integrated dual-backlit LCD interface provides real-time visibility into engine status and electrical variables, making it an essential component for facilities requiring automated, reliable power management and protection.

Core Technical Advantages

The EGCP-3 LS hardware architecture emphasizes versatile communication and precision control logic. This module features three dedicated serial ports that facilitate high-speed data exchange via the ServLink protocol, allowing for remote monitoring and configuration through Woodward’s Watch Window software.

Precision speed bias outputs, including 4–20 mA, 0–5 V, and PWM, ensure the 8406-113 can interface with nearly any electronic governor on the market. The unit’s firmware includes a sophisticated "First Time Startup Menu," which locks in critical engine parameters to prevent accidental modification during active operation—a vital safety feature for preventing catastrophic engine overspeed or synchronization errors. Furthermore, the NEMA 4 rated front panel ensures the unit withstands moisture and dust infiltration when mounted in standard industrial enclosures.

Technical Specifications

Installation & Engineering Guide

Successful commissioning of the Woodward 8406-113 starts with the physical mounting. Ensure the panel cutout matches the 282x359mm profile precisely to maintain the NEMA 4 seal integrity. For electrical integration, use shielded, twisted-pair cabling for all speed bias and load-sharing lines to eliminate electromagnetic interference (EMI) from the alternator.

During the initial power-up, engineers must access the First Time Startup Menu. Carefully verify the generator's PT (Potential Transformer) and CT (Current Transformer) ratios before the engine starts, as the controller locks these values once it detects active RPM to maintain system safety. If remote configuration is required, connect the ServLink serial link to a PC running Watch Window software, ensuring the baud rate matches the 8406-113 serial port settings for reliable data transfer.

Engineering Advantages

The 8406-113 offers unparalleled durability in extreme thermal environments, maintaining precise load regulation from -20°C to +70°C. Its ability to provide multiple output formats (PWM, analog, and voltage) makes it a "universal" solution for legacy engine retrofits and modern system upgrades alike. The dual LCD screen setup significantly reduces troubleshooting time by allowing technicians to view alarm logs on one screen while monitoring live engine data on the other—a critical advantage during emergency power restoration scenarios.

Delivery & Logistics

We maintain high-quality stock of the Woodward 8406-113 to support your urgent maintenance needs.

• Delivery Time: 3-5 business days upon payment completion.

• Courier Partners: Global express shipping via DHL, FEDEX, or UPS.

• Condition: Brand New, original factory packaging with sealed protection.

Technical FAQs

Q1: Can I change the engine configuration while the generator is running?

A1: No. For safety reasons, the 8406-113 locks the First Time Startup Menu once the engine is in operation. Configuration changes must be made with the engine at a standstill.

Q2: What is the benefit of the NEMA 4 rating for this module?

A2: The NEMA 4 rating ensures the front faceplate is protected against windblown dust, rain, and splashing water, making it suitable for outdoor-rated control cabinets in harsh climates.

Q3: Does this unit support remote monitoring?

A3: Yes, the three serial ports allow connection via ServLink to Woodward’s Watch Window software, providing comprehensive remote diagnostics and data logging.

Q4: Is the 8406-113 compatible with older analog governors?

A4: Yes, the module provides a ±3 V output specifically designed to bias older analog speed controls for proportional load sharing.