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SiemensFail-Safe Zone Valve Actuators

Siemens SSC131.39U Fail-Safe Zone Valve Actuator

The SIEMENS Electric Actuator (SKU SSC131.39U, MPN SSC131.39U) is a fail-safe zone valve actuator from the MT series. It operates on 24V AC with a spring return and floating point control. This electric valve…

SKU 3G-OTH-69529

Also listed as: SSC13139U · SSC131 39U · SSC131-39U

Brand
Siemens
Item
SSC131.39U Fail-Safe Zone Valve Actuator
Category
Fail-Safe Zone Valve Actuators
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Siemens
Manufacturer Part Number
SSC131.39U
Type
MT, Spring Return, Floating Point, 2, MT
AC
24V
Compatible Series
MT

Technical Documents

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Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SIEMENS Electric Actuator (SKU SSC131.39U, MPN SSC131.39U) is a fail-safe zone valve actuator from the MT series. It operates on 24V AC with a spring return and floating point control. This electric valve actuator is designed for use with compatible MT series valves.

Frequently Asked Questions

What is the SIEMENS SSC131.39U electric actuator used for?

The SIEMENS SSC131.39U is a fail-safe zone valve actuator from the MT series. It is used to control fluid flow in HVAC and industrial piping systems, providing spring-return action to close or open valves on power loss, ensuring system safety.

What are the specifications of the SIEMENS SSC131.39U actuator?

The SIEMENS SSC131.39U operates on 24V AC with spring-return and floating-point control. It is part of the MT series and is designed for use with compatible MT series valves. The actuator provides fail-safe operation for zone valve applications.

Where to buy the SIEMENS SSC131.39U actuator worldwide?

3G Electric supplies the SIEMENS SSC131.39U actuator worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install the SIEMENS SSC131.39U actuator?

Install the SIEMENS SSC131.39U by mounting it onto a compatible MT series valve, ensuring proper alignment. Connect 24V AC power and floating-point control wiring per the wiring diagram. Test spring-return operation before commissioning. Always follow local electrical codes.

Used in

Common applications for Siemens
District cooling plants — LME73 + RWF55 for condenser-water modulation
Inflight catering and food-processing steam boilers — LMG22 with SQN90 air-fuel cross-damper
Hospital steam-plant redundancy — LME41 with QRA2 UV flame detection for dual-fuel boilers
Semiconductor fab process heat — LME23 and SKP55 gas valves on hot-oil heater skids
Container-terminal reefer-deck heating — LMG22 retrofit onto legacy burner racks

Siemens Products

3G Electric supplies Siemens fail-safe zone valve actuators. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
This Siemens zone valve actuator operates on 24V AC and features a non-spring return mechanism. It is designed for normally closed valve action and is compatible with the MT series. Used in HVAC systems to automate fluid flow control in heating and cooling applications
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This Siemens zone valve actuator operates on 24V AC and features a non-spring return mechanism. It is designed for normally closed valve action and is compatible with the MT series. Used in HVAC systems to automate fluid flow control in heating and cooling applications
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The Siemens SAS61.03U is a non-spring return, proportional electric valve actuator rated for 24V AC/DC. It is compatible with normally closed valve action and is used for modulating flow in HVAC zone valve applications
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The Siemens SAS61.03U is a non-spring return, proportional electric valve actuator rated for 24V AC/DC. It is compatible with normally closed valve action and is used for modulating flow in HVAC zone valve applications
Universal electric valve actuator for ball valves in HVAC and fluid control systems. Operates on 24V AC with 3-position control, non-spring return, and compatible with normally open valve action. Suitable for modulating or on/off applications in building automation and process plants
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Universal electric valve actuator for ball valves in HVAC and fluid control systems. Operates on 24V AC with 3-position control, non-spring return, and compatible with normally open valve action. Suitable for modulating or on/off applications in building automation and process plants

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This fail-safe zone valve actuator from Siemens is designed for use with MT series valves. It operates on 24V AC power and features normally closed valve action. The actuator is suitable for controlling fluid flow in HVAC and industrial piping systems, providing reliable operation in building automation, heating, and cooling applications
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