{"product_id":"woodward-8237-1246-protech-gii-overspeed-protection-system","title":"Woodward 8237-1246 ProTech-GII Overspeed Protection System","description":"\u003ch3\u003e\nProduct Overview\n\u003c\/h3\u003e\n\u003cp\u003eThe Woodward 8237-1246 ProTech-GII is an independent overspeed protection system for critical turbine safety applications.\r\nIt continuously monitors turbine speed and acceleration, therefore preventing mechanical damage during abnormal operating conditions.\r\nDesigned for safety integrity, the system operates independently from the main turbine control platform.\r\nMoreover, triple modular redundancy ensures reliable protection even when a single internal channel fails.\r\nThis model is widely trusted in power generation and heavy industrial environments requiring certified overspeed protection.\u003c\/p\u003e\n\u003ch3\u003e\nFunctional Highlights\n\u003c\/h3\u003e\n\u003cp\u003eTriple Modular Redundancy allows continuous operation while maintaining protection integrity during single-channel faults.\r\nIn addition, millisecond-level response time minimizes turbine stress during overspeed or over-acceleration events.\r\nThe system supports flexible relay configurations, therefore simplifying integration with diverse shutdown architectures.\r\nMoreover, Modbus communication enables remote diagnostics, event logging, and operational transparency for maintenance teams.\r\nA rugged bulkhead-mount enclosure ensures stable performance in vibration-intensive and contaminated industrial locations.\u003c\/p\u003e\n\u003ch3\u003e\nTechnical Specifications\n\u003c\/h3\u003e\n\u003cp\u003eModel: Woodward 8237-1246\r\nSeries: ProTech-GII Overspeed Protection System\r\nFunction: Overspeed and over-acceleration detection with turbine shutdown initiation\r\nMounting: Bulkhead mount\r\nEnclosure Type: IP56\r\nDimensions: 330 x 486 x 153 mm\r\nWeight: 2.3 lbs\r\nInput Power:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n90–264 Vac, 47–63 Hz\n\u003c\/li\u003e\n\u003cli\u003e\n100–150 Vdc Power Consumption: Approximately 30 W per module Output Voltage Options:\n\u003c\/li\u003e\n\u003cli\u003e\nHigh level: 115 Vac, 240 Vac, or 125 Vdc\n\u003c\/li\u003e\n\u003cli\u003e\nLow level: 24 Vdc Displays: Three independent 4.2-inch keypad displays Vibration Resistance: 0.04 G²\/Hz, 1.04 Grms, 10–500 Hz Operating Temperature: –4 to +140 °F Storage Temperature: –4 to +158 °F Communication: Modbus for monitoring and diagnostics\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\nFAQ\n\u003c\/h3\u003e\n\u003cp\u003eQ1: Is the Woodward 8237-1246 a turbine controller?\r\nA1: No, it is a dedicated overspeed protection system operating independently from turbine control systems.\u003c\/p\u003e\n\u003cp\u003eQ2: Can this system operate if one internal channel fails?\r\nA2: Yes, triple modular redundancy allows continued protection with one failed channel.\u003c\/p\u003e\n\u003cp\u003eQ3: Does the 8237-1246 support remote monitoring?\r\nA3: Yes, Modbus communication enables remote diagnostics, alarms, and operational data access.\u003c\/p\u003e\n\u003cp\u003eQ4: What turbines are compatible with this system?\r\nA4: It is suitable for steam, gas, and hydro turbines across power generation and industrial sectors.\u003c\/p\u003e\n\u003cp\u003eQ5: Is this system suitable for high-vibration environments?\r\nA5: Yes, it is designed and tested for severe vibration conditions typical of turbine installations.\u003c\/p\u003e","brand":"Woodward","offers":[{"title":"Default Title","offer_id":52761959498013,"sku":"8237-1246","price":9.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0983\/5387\/3181\/files\/8237-1246-2_1000.jpg?v=1787216067","url":"https:\/\/www.6gcontrols.com\/products\/woodward-8237-1246-protech-gii-overspeed-protection-system","provider":"6G Controls","version":"1.0","type":"link"}