WOODWARD 8237-1244 ProTech-GII Overspeed Protection

Woodward 8237 - 1244 ProTech - GII Overspeed Protection Device is a safety device used to protect steam, gas and hydraulic turbines as well as motors, compressors, reciprocating engines and other equipment. Here is a detailed introduction:

Technical parameters

Dimensions: 13 inches high, 19.1 inches wide, 6 inches deep.

Protection level: IP56.

Input voltage: high input voltage is 90 - 264V AC/47 - 63Hz, low input voltage is 18 - 32V DC, 30W per module.

Operating temperature: -20℃ to + 60℃ (-4℉ to + 140℉).

Storage temperature: -20℃ to + 65℃ (-4℉ to + 158℉).

Weight: 26 pounds 12 ounces.

Response time: 12 milliseconds.

Speed range: 0.5 to 80000rpm.

Features

Independent modules and voting configuration: It consists of three independent modules. The trip output can be independent or in a three-out-of-two voting configuration to improve the reliability and safety of the system.

Multiple protection functions: It has overspeed protection, acceleration protection, password security protection and other functions.

Built-in frequency generator and communication function: It has a built-in frequency generator and an optional Ethernet communication gateway to facilitate communication and data transmission with other devices. It also supports Modbus communication and is easy to integrate into various turbine safety systems.

Real-time clock: The product uses a real-time clock to ensure accurate display time and facilitate recording the time of events.

Anti-pollution design: It uses a conformal coating to make it resistant to sulfur pollution and can be used in Class 3 C2 environments.

Application scenarios

Turbine protection: It is widely used in various steam, gas and hydro turbines, whether it is a small industrial turbine or a large power generation turbine, it can provide reliable overspeed protection.

Other rotating equipment protection: It can also be used for rotating equipment such as motors, compressors, reciprocating engines, etc. to prevent equipment damage or even safety accidents caused by overspeed or overacceleration.