TURBINE POSITION MONITOR Qualified IEEE Harsh Non/LOCA and Mild Seismic The GO Nuclear DEFENDER is the most dependable Turbine Valve Monitoring System available today. Combining GO Switch technology and value with an all-in-one cabinet, for easy drop-in installation, makes the new GO Nuclear DEFENDER a must upgrade for any Nuclear Power Plant wanting to enhance efficiency, eliminate maintenance and reduce REM exposure to employees. The GO Nuclear DEFENDER will enhance the operation of all major brands of turbines and is a smart new build or replacement choice for difficult and unreliable conventional mechanical switches. The GO Nuclear DEFENDER offers a robust, sealed, modular design, that is packed with up to 10 Nuclear Qualified GO Switches. Designed to withstand high dose radiation, high intensity seismic tests and high heat/steam temperature leaks, the GO DEFENDER Switch system with trusted GO Switch technology is far superior than any conventional mechanical switch. The GO DEFENDER is designed to be extremely user friendly. Universal mounting pads allow mounting on literally any axis and make installation a snap. The Calibration Unit makes final setting of switches and targets a breeze (Optional ACP48 Calibration Unit available when quick disconnect is ordered). No longer will you have to labor with ohm meters or even communicate with the control room. If your goal is to strengthen efficiency and reduce maintenance cost without increasing your operating expense, then you should upgrade your turbine control system to the GO Nuclear Qualified DEFENDER. 3300 Fern Valley Road | Louisville, Kentucky 40213 USA | 502.969.8000 | www.topworx.com

Nuclear DEFENDER Specifications Qualified IEEE & Meets AP Requirements Harsh & Mild DEFENDER Turbine Trip Switch System GO Switches . . . . . . . . . . . Leverless Up to 10 Optional (See Specifications Below) Enclosure. . . . . . . . . . . . . . Heavy Duty 11 Gauge Steel (12" x 10" x 5") Coating . . . . . . . . . . . . . . . ANSI 61 Light Gray Connector Wiring . . . . . . Maximum 16 Gauge Shaft. . . . . . . . . . . . . . . . . . Solid 304 Stainless Steel Crank Arm. . . . . . . . . . . . . Solid 304 Stainless Steel Bearing. . . . . . . . . . . . . . . . Self-Lubricated, O-ring sealed Target Cams...