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The VA7820-HGC-2 from Johnson Controls is an electric valve actuator designed for efficient operation. This actuator has a torque rating of 180 lb-in and operates at 24 VAC, making it suitable for a variety of control applications.
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| Manufacturer | Johnson Controls |
|---|---|
| Product Type | Electric Valve Actuator |
| Product Line | Other |
| Part Number | VA7820-HGC-2 |
| Torque | 180 lb-in |
| Fail-Safe Action | Spring-Return (Stem Up) |
| Voltage Rating (AC) | 24 VAC |
| Control Signal | Proportional Control, 0-10 Volts DC (Field-Selectable as On/Off or Floating) |
| Stroke | 5/16 to 1 inch |
| Compatible Valves | 1/2 through 2-Inch VG7000 Bronze Globe Valves |
| Auxiliary Switches | 2 Auxiliary Switches |
| Enclosure Rating | NEMA 2 |
| IP Rating | IP54 |
| VA Rating | 11 VA |
The Johnson Controls VA7820-HGC-2 electric valve actuator is crafted to deliver high performance in controlling VG7000 bronze globe valves ranging from 1/2 inch to 2 inches in size. With a substantial torque of 180 lb-in, this actuator is capable of handling the strenuous demands of various applications. At a weight of 5.4 lbs, it can easily be integrated into existing systems, ensuring minimal impact on overall structure and design.
This actuator operates on a 24 VAC voltage rating. It features a control signal input ranging from 0 to 10 volts DC. Users have the flexibility to configure the control signal for proportional, on/off, or floating action, depending on the application requirements.
The actuator has a stroke adjustment capability of 5/16 to 1 inch, enabling it to adapt to different valve configurations and operational needs. Additionally, it is equipped with two auxiliary switches for enhanced functionality and monitoring.
The device’s enclosure is rated NEMA 2, providing adequate protection against dust and moisture ingress, while the IP54 rating assures it can withstand some level of water exposure. With a VA rating of 11 VA, this actuator performs efficiently without undue reliance on power resources.