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Moog G771K226 Electro-Hydraulic Servo Valve

  • Product Introduction: It is a 2nd stage flow control mechanical feedback (MFB) servo valve. It adopts low-friction, dual-nozzle pilot technology, which can provide high power, high resolution, and low hysteresis performance. Its compact structure and intrinsic safety make it suitable for use in various industrial fields.

Detailed content

  • Technical Specifications: The rated flow ranges from 1.9 to 57 l/min (0.5 to 15 gpm), with standard configurations of 4, 10, 19, 38, and 57 l/min (1, 2.5, 5, 10, and 15 gpm). The maximum operating pressure is 210 or 350 bar (3,000 or 5,000 psi). The 100% step response time is 4 to 17 milliseconds, and the frequency response is 115 to 215 Hz. The rated signal ranges from 8 to 200 mA, with standard configurations of 8, 15, 20, 40, and 200 mA. The size specification is 02 (ISO 10372 – 02 – 02 – 0 – 92).
  • Functional Features: The dual-nozzle pilot technology ensures low friction during operation, thus achieving high resolution and low hysteresis, improving the control precision of the servo valve. The high core drive and robust design ensure a long service life, reducing the frequency of maintenance and replacement. Its small size saves installation space and is convenient for installation in compact equipment. Moreover, it is intrinsically safe and can be used in applications requiring certification for potentially hazardous environments.
  • Application Scenarios: It is widely used in industrial fields, such as the control systems of industrial machinery, the hydraulic control systems of metallurgical equipment, and the pressure control systems of chemical equipment. It can also be applied to the servo control systems of energy equipment such as wind turbines and hydropower units, as well as the control systems of medical equipment, providing stable and reliable control performance.

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