Product Description
Product Overview
| Category | Details |
|---|---|
| Manufacturer | Woodward |
| Model/Part Number | 8237-1369 |
| Description | ProTech-GII Overspeed Detection System designed to safely shut down steam, gas, and hydro turbines upon detecting overspeed or overacceleration events |
| Key Features | Configurable overspeed protection, dual redundant trip relay outputs, Modbus communications, suitable for panel mount applications |
Technical Specifications
| Specification | Details |
|---|---|
| Model | 8237-1369 |
| Product Line | ProTech-GII |
| Power Input | High voltage (88-264 VAC) / Low voltage (18-32 VDC) |
| Trip Relay Outputs | 2 dual redundant outputs (2-out-of-3 voted architecture) or 3 independent non-voted outputs |
| Speed Readouts | 4-20 mA |
| Communication | Triple-redundant serial Modbus ports |
| Operating Temperature | -20°C to 60°C (-4°F to 140°F) |
| Weight | Approx. 6.5 kg (14.3 lbs) for panel mount unit |
External Connection Options
| Connection Type | Details |
|---|---|
| Supported Connections | Redundant hard-wired inputs/outputs and triple-redundant Modbus communications for integration with turbine control or plant DCS |
Functional Features
| Feature | Details |
|---|---|
| Overspeed Protection | Configurable to detect and respond to overspeed/overacceleration events in turbines of all sizes |
| Testing Capabilities | Manual testing via front panel/Modbus, or automatic periodic testing with logging |
| Diagnostics | Logs trips, alarms, valve response times, and overspeed events |
Model and Configuration
| Category | Details |
|---|---|
| Base Model | 8237-1369 (ProTech-GII Overspeed Detection System, panel mount, high/low voltage input, voted relays) |
| Configuration | Designed for steam turbine safety; integrates with Distributed Control Systems (DCS) via Modbus or hard-wired signals |