Product Overview
The Siemens SSC81 Electromotoric Valve Actuator is a precision-engineered electric actuator designed for the reliable operation of control and regulating valves in industrial HVAC and building automation systems. As part of the Siemens SSC series, this actuator converts electrical control signals into precise linear or rotary stroke movements, enabling accurate modulation of valve position for flow, pressure, and temperature regulation. The SSC81 is engineered for direct mounting onto Siemens valve bodies and compatible third-party valves, providing dependable positioning performance in closed-loop control circuits. Its robust electromotoric drive mechanism ensures consistent actuation force and repeatable positioning, making it an essential component in automated fluid control and energy management systems.
Technical Specifications
| Parameter | Specification / Feature |
|---|---|
| Component Type | Electromotoric Valve Actuator (Motor & Drive / Automation) |
| Model Designation | SSC81 |
| Manufacturer | Siemens |
| Operating Voltage | Standard AC/DC control voltage (per Siemens SSC series specification) |
| Control Signal | Modulating / 3-position floating control compatible |
| Actuation Type | Electromotoric linear/rotary stroke drive |
| Mounting & Connection | Direct valve mounting with standard Siemens coupling interface |
| Position Feedback | Integrated position sensing for accurate stroke control |
| Enclosure Rating | Industrial-grade housing for HVAC and plant environments |
Engineering Features & Advantages
- Precision Actuation Control: The electromotoric drive delivers accurate, repeatable valve positioning for stable closed-loop regulation of flow, pressure, and temperature in automated systems.
- Direct OEM Compatibility: Designed as a direct fit replacement for Siemens SSC series actuators, ensuring exact dimensional and functional interchangeability with original equipment.
- Industrial Reliability: Built for continuous duty operation in demanding HVAC, building automation, and process control environments with minimal maintenance requirements.
- Integrated Position Sensing: Onboard feedback mechanism supports precise stroke control and reliable modulation across the full valve travel range.
- Simplified Installation: Tool-free or minimal-tool mounting onto compatible valve bodies reduces commissioning time and downtime during replacement.
Typical Industrial Applications
The Siemens SSC81 Electromotoric Valve Actuator is widely deployed in HVAC heating and cooling circuits, building automation and energy management systems, district heating and chilled water plants, and industrial process control loops requiring precise modulating valve operation. It is also commonly used in air handling units, fan coil systems, and central plant room valve assemblies where dependable electric actuation and accurate positioning are critical to system
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SIEMENS SSC81 Electromotoric Valve Actuator
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- Authentic & Fully Tested: 100% bench tested for hydraulic response, pressure rating, and null-bias stability before dispatch.
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- Peace of Mind: Covered by our 12-Month Replacement Warranty.
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