Siemens SQS35/SQS65/SQS85 Electric Valve Actuator Manual

SQS35. SQS65. SQS85. series electric actuators, operating voltage is AC 220V, AC 24V, AC 24V, can receive three-position control signal or DC 0…10V or DC 2…10V control signal, adjustment force is up to 400N, stroke 5.5 mm, wide application range.


Siemens SQS35/SQS65/SQS85 Electric Valve Actuator Manual - cover page
Brand
Siemens
Document type
User Manual
Language
Chinese
Pages
7
File format
PDF
File size
473 KB
Published
09 December, 2011
Updated
30 September, 2023
Model
SQS35
MD5 checksum
EED2F883B2E09C6A24EA3448B753FBAC

About this manual

The Siemens SQS series electric valve actuators (SQS35, SQS65, SQS85) are designed for HVAC applications with a 5.5 mm travel and up to 400 N adjusting force. They support three‑position or proportional DC control signals and can be equipped with optional auxiliary switches.

The manual covers technical data, wiring diagrams, installation steps, commissioning procedures, accessory information, and safety guidelines. It also explains how to select flow characteristics and provides compatibility details for various valve types. This manual is written in Chinese.

What's inside

  • Product Overview
  • Technical Data
  • Installation
  • Commissioning
  • Wiring Diagram
  • Accessories
  • Flow Characteristic Selection
  • Safety and Maintenance

Specifications

Travel5.5 mm
Adjusting Force400 N
SQS35 Working VoltageAC 220 V
SQS85 Working VoltageAC 24 V
IP RatingIP54

Frequently asked questions

What is the travel distance of the Siemens SQS actuators?

All SQS35, SQS65 and SQS85 actuators have a travel of 5.5 mm.

What are the power supply requirements for the SQS35 and SQS85 models?

The SQS35 model operates on AC 220 V, while the SQS85 model operates on AC 24 V.

What is the maximum adjusting force of the actuators?

The actuators can provide up to 400 N of adjusting force.

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