This document is the installation and operation manual for the ProTech - GII Overspeed Protection Device, including definitions, safety alerts, device features, and installation and operation instructions.
This manual covers the installation, configuration, and safe operation of the Woodward ProTech‑GII Overspeed Protection Device, a shutdown system for engines, turbines, and other prime movers. It includes safety alerts, regulatory compliance information, and detailed wiring diagrams.
Key sections include installation procedures, functional description, Modbus communications, front‑panel interface, programming tool usage, troubleshooting, safety management, and service options. The document also provides specifications for power supplies, relay outputs, and environmental requirements.
| Relay Output Current Rating | 1 A |
|---|---|
| Power Supply Input Voltage Range | 90–264 Vac or 100–150 Vdc |
| Isolation (Relay Output) | 500 Vac from output to chassis |
Each module accepts two input power sources for redundancy.
The independent trip relay outputs are rated for 1 A at 24 Vdc.
Check the Woodward website at www.woodward.com/pubs/current.pdf for the most recent version.