{"product_id":"8237-1600-protech-gii-woodward-overspeed-detection-4-20ma","title":"8237-1600 ProTech-GII Woodward | Overspeed Detection 4-20mA","description":"\u003ch2\u003e8237-1600 Woodward ProTech-GII Overspeed Protection System\u003c\/h2\u003e\n\n\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong style=\"color:#0055cc;\"\u003e8237-1600\u003c\/strong\u003e Woodward ProTech-GII is a triple modular redundant overspeed protection system designed for steam, gas, and hydro turbines. This panel-mounted unit delivers reliable turbine shutdown when dangerous overspeed conditions occur. The 8237-1600 features independent trip relays, voted inputs, and dual high\/low voltage power options for maximum system integrity.\u003c\/p\u003e\n\n\u003ch3\u003eCore Advantages\u003c\/h3\u003e\n\u003cp\u003eTriple module design enables online repairs without system shutdown. Two-out-of-three voted architecture ensures failsafe operation. Integrated Modbus communications simplify system integration. MPU and acceleration detection provide comprehensive speed monitoring. Sulfur-resistant coating suits Class 3C2 environments.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e8237-1600\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e13 x 17.5 x 6.25 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eEnclosure Type\u003c\/td\u003e\n\u003ctd\u003eIP56 (dust and water resistant)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e2 High Voltage OR 1 High + 1 Low Voltage\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eInrush Current\u003c\/td\u003e\n\u003ctd\u003e10A @ 115 Vac, 20A @ 220 Vac\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003e4.2 inch with 15 keys per module\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to +60 °C at 95% humidity\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eStorage Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to +65 °C at 95% humidity\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eLess than 23 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eOutput Signal\u003c\/td\u003e\n\u003ctd\u003e4-20 mA speed readout\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eInstallation Quick Notes\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eMounting:\u003c\/strong\u003e Panel mount with backplane structure simplifies installation and module replacement. \u003cstrong\u003eEnvironment:\u003c\/strong\u003e IP56 rating requires proper panel sealing. \u003cstrong\u003eWiring:\u003c\/strong\u003e Follow IEC 60664-1 overvoltage protection standards. \u003cstrong\u003eTesting:\u003c\/strong\u003e Use internal generator for routine speed verification tests.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose 8237-1600\u003c\/h3\u003e\n\u003cp\u003eEngineered for critical turbine safety applications. Triple modular redundancy allows hot-swap maintenance. 2oo3 voting eliminates single-point failures. Compatible with any turbine size regardless of power source. Proven IEC 721-3-3 compliance for international installations.\u003c\/p\u003e\n\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ1: Can the 8237-1600 be serviced while the turbine is running?\u003c\/strong\u003e\u003cbr\u003e\nA1: Yes. The triple module design allows removal and replacement of one module while the other two maintain protection.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ2: What voting architecture does this model use?\u003c\/strong\u003e\u003cbr\u003e\nA2: Two-out-of-three (2oo3) voted architecture ensures reliable shutdown decisions even with one module fault.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ3: What communication protocol is supported?\u003c\/strong\u003e\u003cbr\u003e\nA3: Modbus communications are standard for easy integration with plant DCS or SCADA systems.\u003c\/p\u003e","brand":"Woodward","offers":[{"title":"Default Title","offer_id":52583290437764,"sku":"8237-1600","price":319.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/7454\/7844\/files\/8237-1600.jpg?v=1785674537","url":"https:\/\/www.etowonauto.com\/nb\/products\/8237-1600-protech-gii-woodward-overspeed-detection-4-20ma","provider":"Etowon Auto","version":"1.0","type":"link"}