The Flowserve Limitorque QX non-intrusive electric actuator is engineered for versatile environmental applications across industries such as power, chemicals, water, oil & gas, and general sectors. Leveraging over two decades of proven MX technology, the QX actuator integrates all the user-preferred features in a compact, quarter-turn smart actuator design, ensuring reliable and precise performance.
| Industries | <ul><li><strong>Power:</strong> Nuclear, Conventional Steam, Combined Cycle, Concentrated Solar Power (CSP), Biomass & MSW, Geothermal</li><li><strong>Chemicals:</strong> Basic (Organic & Inorganic), Specialty (Fine & Consumer), Biofuels, Pharmaceutical, Petrochemicals</li><li><strong>Water:</strong> Water Management, Wastewater, Agriculture & Irrigation, Flood Control System</li><li><strong>Oil & Gas:</strong> Upstream Exploration & Production, Midstream Transportation, Downstream Processing</li><li><strong>General Industries:</strong> Pulp & Paper, Mining, Steel & Primary Metals, Food & Beverage, Other Industries</li></ul> |
| Options | Analog Position Transmitter, Torque Transmitter, Modutronic Controller, Partial Stroke Testing, Bluetooth Connectivity |
| Ratings, Approvals, and Testing | <ul><li>FM, ATEX, IECEx, and CSA Certifications</li><li>NEMA 3, 4, NEMA 4X, 6 and IP68</li><li>AWWA</li></ul> |
| Motor | 3-phase, 1-phase, and Brushless DC Motor Options |
| Housing Material | Cast 356-T6 Grade Aluminum |
| Controls Options | Modbus, Foundation Fieldbus, HART, DeviceNet, Profibus DP w/ redundancy and Profibus PA |
| Output Speed Range | 3 to 24 RPM |
| Torque Range | 136 to 2033 Nm (100 to 1500 ft-lb) |
| Design Temperature | -50°C to 70°C |
| Mounting | ISO 5210, MSS SP-102 |
| Sizes | QX-1 to QX-5 |
| Type | Non-Intrusive Quarter-Turn Electric Actuators |
| Operating Time | 5 to 120 s |
| Configurations | <ul><li>Standard open-close applications</li><li>Modulating to 1800 starts per hour to EN 15714</li><li>Class D - Continuous duty</li><li>Modbus, Foundation Fieldbus, HART, DeviceNet, Profibus DP w/ redundancy and Profibus PA</li></ul> |
| Enclosure Ratings | IP68 (20 meters for 168 hours), NEMA 4, 4X, 6 |
No manuals available at this time.