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VF6000 Series butterfly valve and VA300 actuator are designed to shutoff or regulate the flow of hot or chilled water in Heating, Ventilation and Air Conditioning (HVAC) system. This series covers models from DN50 to DN600 with either on/off or modulating output via various actuators. Actuators and valves are calibrated in the factory and are packed separately for ease of delivery and installation.
Features and benefits
1. Reliable sealing, less torque, long service life
2. Broadside and arc design, suitable for various types of flanges
3. Automatic switching, more convenient and reliable
4. Prevention of lower shaft disengaging from body due to frequent vibration
5. Over-torque protection, anti-condensation heater
6. High transmission torque, self locking
