Siemens SSA/SSP Series Electronic Valve Actuator
Electronic Valve Actuator
SSA/SSP Series
The SSA/SSP Electronic Valve Actuator requires a 24 Vac power supply and receives a 0 to 10 Vdc signal or a floating control signal to control a valve. This actuator is designed to work with Zone Control Valves with a 1/10- inch (2.5 mm) stroke and a threaded valve bonnet that fits the actuator.
• Direct-coupled installation without tools
• Manual Override with hex wrench
• Visual position indication
Select a link under the "item" tab below to order.
| Cat # | Descriptions | Part Number |
| 244 | 24 Vac, Floating, Normally Closed | SSA81U |
| 245 | 24 Vac, 0-10 V, Normally Closed | SSA61U |
| 248 | 24 Vac, 0-10 V, Normally Open | SSP61U |
| Power Supply: | |
| Operating Voltage: | 24 Vac ±20% |
| Frequency: |
50/60 Hz |
| Power Consumption: | |
| SSA81: | 0.8 VA |
| SSA61: | 2.0 VA |
| Agency Certifications: | CE Conformance |
| EMC Directive: | 89/336/EEC |
| Low Voltage Direction: | 73/23/EEC |
| UL listed: | UL873 cUL certified to Canadian Standard C22.2 No. 24-93 |
| Function: | |
| Running Time: | SSA61: 34 sec. SSA81: 150 sec. |
| Nominal Stroke: | 1/10-inch (2.5 mm) |
| Nominal Force: | 24 lb. (105N) |
| Ambient Temperature : | |
| Operation: | 41 to 122°F (5 to 50°C) |
| Transport and Storage: | -13 to +158°F (-25 to +70°C) |
| Medium Temperature: | 34 to 230°F (1 to 110°C) |
| Dimensions: | 3.4" H X 4.4" W X 2.3" D (85.2 mm H X 111 mm W X 58 mm D) |
| Shipping Weight: | 9 oz. (0.25 kg) |
