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599 Series
Zone Valve Actuator
SF Series Electronic
Valve Actuator, 2-position Control
Description
Features
Application
Product Number
Ordering
Information
The 599 SF Series electronic zone valve actuators, accepts 24 Vac or 120 Vac power
supply signal to provide two-position control. This actuator works with Siemens 599
Series zone valves with 1/10-inch (2.5 mm) stroke.
·
UL listed for plenum installations
·
Direct coupled installation without tools
·
Manual override
·
Visual position indication
·
Spring return fail-safe operation
For use in heating and cooling HVAC applications with Siemens 599 Series Zone
Valves that need 24 lb (105N) nominal force.
* Actuator with 2.5-meter cable only; not available as an assembly.
To order a complete valve plus actuator assembly from the factory, combine the
actuator prefix code with the suffix of the valve product number. See Technical Bulletin
TB254 (155-291) for selection procedures.
To order a single actuator, use the part number (for example, SFA11U).
Technical Instructions
Document No. 155-321P25
Table 1.
Actuator
Product Number
SFP71U
NO
SFP11U
SFA71U
NC
SFA11U
August 8, 2017
Power
Supply
24 Vac
120 Vac
24 Vac
120 Vac
Siemens Industry, Inc.
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Summary of Contents for Siemens SFA11U
- Page 1 Manual override · Visual position indication · Spring return fail-safe operation Application For use in heating and cooling HVAC applications with Siemens 599 Series Zone Valves that need 24 lb (105N) nominal force. Product Number Table 1. Actuator Power Product Number...
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Page 2: Specifications
Normally Open actuator (such as the SFP71U Actuator) for new or replacement applications. SFP Actuators should not be used on hot water systems that remain operational all year long or where actuators are continually commanded closed during the summer. Page 2 Siemens Industry, Inc. -
Page 3: Mounting And Installation
(remove housing top for access). The actuator lead length is 10 inches (254 mm). · SFA11U/SFP11U 120 Vac actuators: Wiring connection requires junction box and flex conduit no further than 15 inches (381 mm) from the actuator. The actuator lead length is 18 inches (457 mm). - Page 4 (A) Allow handle to turn counterclockwise to extend spindle. (B) Turn handle clockwise to extend spindle. (B) Turn handle clockwise to retract spindle. Figure 5. SFP Models, Normally Open. Figure 6. SFA Models, Normally Closed. Page 4 Siemens Industry, Inc.
- Page 5 Information in this publication is based on current specifications. The company reserves the right to make changes in specifications and models as design improvements are introduced. Product or company names mentioned herein may be the trademarks of their respective owners. © 2017 Siemens Industry, Inc. Siemens Industry, Inc.