|  |    |  |
|--|--------------|--|

| SQS35.50, SQS35.53        |   | SQS35.00, SQS35.03, SQS65, SQS65.2 |
|---------------------------|--------|------------------------------------|
| SQS65.5                   |   | SQS85.00, SQS85.03                 |
|                      |   |                               |
| With spring-return/       |   | without spring-return/             |
| Without manual adjustment |   | with manual adjustment             |

| l | SQS35...AC 220V working voltage, receiving three-position control signal |
|---|------------------------------------------------------------------------------|

| l | SQS85...AC 24V working voltage, receiving three-position control signal |
|---|-----------------------------------------------------------------------------|

| l | SQS65...AC 24V working voltage, receiving DC 0...10V or DC 2...10V control signal |
|---|-----------------------------------------------------------------------------------------------|

| l | Adjustment power can reach 400N |
|---|---------------------------------|

| l | 0.5mm Stroke |
|---|--------------|

| l | Directly installing onto valve body without other facility |
|---|------------------------------------------------------------|

| l | SQS35.00, SQS35.03, SQS85.00 and SQS85.03 have additional auxiliary switch function |
|---|-------------------------------------------------------------------------------------|

| l | meeting Standard of DIN 32 730, the actuator with/without spring return |
|---|-------------------------------------------------------------------------|

| l | Actuator without spring return has functions of manual adjustment and position display |
|---|----------------------------------------------------------------------------------------|

| l | Spring-return actuator with function of position display but without manual adjustment |
|---|----------------------------------------------------------------------------------------|

| Usage |
|-------|

| Siemens Building Technologies |                                |
|-------------------------------|-------------------------------------|
| HVAC Products                 | CM1N4573C/03.2003    |

----

| l | Applicable area adheres to IEC 721-3-3 (Regulation 721-3-3 by International Electro-technical Commission ) Grade 3K5 |
|---|----------------------------------------------------------------------------------------------------------------------|

| l | Environmental temperature: -5...+50°C |
|---|------------------------------------------------|

| l | Valve inner medium temperature: +2...+130°C |
|---|------------------------------------------------------|

| l | Using installation fittings ASK30 can drive the following 4mm or 5.5mm turn valves: X3i..., WG45..., VXG45..., VXG46... and VVI51... |
|---|----------------------------------------------------------------------------------------------------------------------------------------------------------|

| Function Three-position or ratio control signal |
|-------------------------------------------------|

| l | Y1 has voltage: valve rod contracts and valve gate opens |
|---|----------------------------------------------------------|

| l | Y2 has voltage: valve rod extends and valve gate closes |
|---|---------------------------------------------------------|

| l | Y1 or Y2 has no voltage: valve rod keeps in current position |
|---|--------------------------------------------------------------|

| l | S1 connecting A and C can produce equal-proportion flow characteristics (factory set), which is mainly used for heating application. |
|---|--------------------------------------------------------------------------------------------------------------------------------------|

| l | S1 connecting B and C can produce linear flow characteristics, which is mainly used for cooling application. |
|---|--------------------------------------------------------------------------------------------------------------|

| l | For automatic operation, S1 connecting A and C or connecting B and C mainly depends on necessary flow characteristic. |
|---|-----------------------------------------------------------------------------------------------------------------------|

| S1 Position                             |         |                          |
|-----------------------------------------|--------------|-------------------------------|
| S1 connect to: A & C                |         | S1 connect to: B & C      |
| (equal-proportion flow characteristics) |         | (Linear flow characteristics) |
|                                    |         |                          |
|                                         |    |                               |

| Siemens Building Technologies |                                |
|-------------------------------|-------------------------------------|
| HVAC Products                 | CM1N4573C/03.2003    |

----

| Type No. | WorkingVoltage  | Control Mode(Control Signal) | Runtime(Sec) | Spring-returnFunction | Spring-returnTime(Sec) |
|---------------|-----------------|----------------------------------------|--------------|-----------------------|------------------------|
| SQS35.00      | AC 230 V        | Three-way                              | 150          | With                  | —                |
| SQS35.03      | 35              |
| SQS35.50      | 150             | Without                                | 8            |
| SQS35.53      | 35              |
| SQS65.5       | AC 24 V         | DC 0...10 V                        | 35           | with                  | 8                      |
| SQS65         | without         | —                                |
| SQS65.2       | DC 2...10 V |
| SQS85.00      | Three-way       | 150                                    |
| SQS85.03      | 35              |

| Name             | Type No. | Applicative Actuator          | Used Space |
|------------------|---------------|------------------------------------|-----------------|
| Auxiliary Switch | ASC9.6        | SQS35.00,SQS35.03SQS85.00,SQS85.03 | 1 x ASC9.6      |

| Siemens Building Technologies |                                |
|-------------------------------|-------------------------------------|
| HVAC Products                 | CM1N4573C/03.2003    |

----

|       |
|------------|
| Capability |

| Type No.                                                                  | DN[mm]                                          | PN[Bar]      | Technical Material        |
|--------------------------------------------------------------------------------|-------------------------------------------------|--------------|--------------------------------|
| Two-way valve                                                                  |
| VVG44...VVP45...VMP43...(2)VMP44...(2)VVG55...VVI52... | 15...4010...2015, 2015, 2015...2515 | 161616162525 | N4364N4845N4841N4844N4379N4377 |
| Three-way valve                                                                |
| VXG44...VXP45....XMP43...                                          | 15...4010...2015, 20                    | 161616       | N4464N4845N4841                |
| Three-way valve with T bypass                                                  |
| VMP45...VMP43...(4)VMP44...(4)                                     | 10...2015, 2015, 20                         | 161616       | N4845N4841N4844                |

| Machine Design |
|----------------|

| l | Electric actuator, maintenance free |
|---|-------------------------------------|

| l | Reversible synchro motor |
|---|--------------------------|

| l | Anti-lock gear mechanism |
|---|--------------------------|

| l | SQS35.50, SQS35.53 and SQS65.5 meet spring-return function of DIN 32730 Standard |
|---|----------------------------------------------------------------------------------|

| l | Load switch is on stroke limit |
|---|--------------------------------|

| l | Optional flow characteristics: It is equal-proportion or linear when SQS65... actuator connects valve type WG44..., VVI52... and VXG44... |
|---|-----------------------------------------------------------------------------------------------------------------------------------------------------------|

| l | Direct-pressure manual adjustment is used for all actuators without spring return: SQS35.00, SQS35.03, SQS65, SQS65.2 AND SQS85... |
|---|----------------------------------------------------------------------------------------------------------------------------------------|

| l | All actuators SQS35..., SQS65... AND SQS85... have position indicators |
|---|------------------------------------------------------------------------------------|

| l | Auxiliary switch Type No. ASC9.6 applies to actuators SQS35.00, SQS35.03, SQS85.00 AND SQS85.03. Actuator Type No. SQS65.50 and SQS35.53 installs auxiliary switch witin the standard (not ASC9.6) |
|---|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| Siemens Building Technologies |                                |
|-------------------------------|-------------------------------------|
| HVAC Products                 | CM1N4573C/03.2003    |

----

| 1.     | Manual adjustment |
|--------|-------------------|
|   |              |

| 2.     | Position indicator |
|--------|--------------------|
|   |               |

| 3. | Connecting bolt of valve neck |
|----|-------------------------------|

|                            |   |              |
|----------------------------|--------|--------------|
|                       |   |         |
| SQS35..., SQS85... |   | SQS65... |

| 5    terminal Strip                                     |   | 5     terminal Strip                             |
|------------------------------------------------------------------------|--------|----------------------------------------------------------------------|
|                                                                   |   |                                                                 |
| 6    auxiliary switch of SQS35.50 and                   |   | 6   《lin》/《log》connection |
|                                                                   |   |                                                                 |
|        SQS35.53 within the standard |   | 7      electrical bridge                    |

| Accessory | ASC9.6 auxiliary switch                                                      |
|-----------|------------------------------------------------------------------------------|
|      | Applying to actuators with Type No.SQS35.00, SQS35.03, SQS85.00 and SQS85.03 |
|      | Switching point can be adjusted in the stroke range of 0...100%          |
|      | Prefer “Technical Data” for accessory detail                     |
|      |                                                                         |
| Disposal  | actuator must be splitted into constructional elements before disposal.      |

----

| Siemens Building Technologies |                                |
|-------------------------------|-------------------------------------|
| HVAC Products                 | CM1N4573C/03.2003    |

----

| Project      | Actuator must be install electrical connection according to local regulations and connection diagram                                                                                              |
|--------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
|         |                                                                                                                                                                                              |
| Notes:       | It must adhere to regulations and requirements for personal and property safety at any time.                                                                                                      |
| SQS65... | When using Actuator SQS65..., valves with Types VVG55..., VMP..., VVP... and VXP... must be connected onto “lin” for connectors of selected flow characteristics. |
|         | It must obey allowable temperature (see “Application” and “technical Data”). It must be illustrated in Facility Diagram if auxiliary switch is needed.                    |

|         |   |             |
|---------|--------|-------------|
|    |   |        |
| Allowed |   | Not allowed |

|      | Valve Installation Handbook is printed on the back of actuator. Accessory Guide is put in corresponding accessory package box.          |
|-----------|-----------------------------------------------------------------------------------------------------------------------------------------|
| Debugging | Connection and function is inspected when debugging, in addition, auxiliary or auxiliary switch are also inspected and set necessarily. |

|                                           |                                         |
|-------------------------------------------|-----------------------------------------|
|                                      |                                    |
| Stroke《0》= valve door close | Stoke 《1》=valve door open |

|                      | Manual Regulator: Manual regulator is rotated clockwise to close Siemens 5.5mm Stroke Valve (=0% stroke)                                                                                                                                                                          |
|---------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
|                      |                                                                                                                                                                                                                                                                              |
| SQS35.../SQS85... | The flow characteristics of these actuators are linear when connecting to Valves of Type No. VVG44..., VVI52... or VXG444...                                                                                                                                          |
|                      |                                                                                                                                                                                                                                                                              |
| SQS65...              | The flow characteristics of these actuators are equal-proportion (factory sets) by electrical assembly when connecting to Valves of Type No. VVG44..., VVI52... or VXG44.... The flow characteristics can turn to “linear” through relocating connectors. |

| Siemens Building Technologies |                                |
|-------------------------------|-------------------------------------|
| HVAC Products                 | CM1N4573C/03.2003    |

----

| Guarantee | Actuator Technical Date (Δpmax, ΔPs, leak rate, noise level and working life) apply to Siemens valves listed in matched “Compatibility” only.                                                        |
|-----------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
|      | Siemens neither guarantee nor promise if SQS... actuators are connected to third-party valve doors.                                                                                                                    |
| Maintain  | When repairing valves: turn off pump and power source, turn off main stop valve on pipes, release pressure in pipes and cool it down completely. If necessary, electrical connection from terminal should be disconnected. |
|      |                                                                                                                                                                                                                       |
|      | Actuator must be installed correctly with valve door, then restarting can be done.                                                                                                                                         |

| SQS35... | AC230 V ± 15 % , 50 / 60 Hz |
|--------------|----------------------------------|
| SQS65... | AC 24 V ± 20 % , 50 / 60 Hz |
| SQS85... | AC24 V ± 20 % , 50 / 60 Hz  |

| SQS35.00       | 2.5 VA |
|----------------|--------|
| SQS35.03       | 3.5 VA |
| SQS35.50       | 5 VA   |
| SQS35.53       | 6 VA   |
| SQS65, SQS65.2 | 4.5 VA |
| SQS65.5        | 7 VA   |
| SQS85.00       | 2 VA   |
| SQS85.03       | 2 VA   |

| SQS35..., SQS85... | AC 250 V, 6A resistance/2.5A inductance |
|----------------------------|-----------------------------------------|

| SQS85...   | three-position                 |
|----------------|--------------------------------|
| SQS65, SQS65.5 | DC 0...10V (in proportion) |
| SQS65.2        | DC 210V (in proportion)        |

| Runtime                      | On or Off   |
|------------------------------|-------------|
| SQS35.00, SQS35.50, SQS85.00 | 50Hz, 150 s |
| SQS35.03, SQS35.53, SQS85.03 | 50Hz, 35 s  |
| SQS65, SQS65.2, SQS65.5      | 50Hz, 35 s  |

| Siemens Building Technologies |                                |
|-------------------------------|-------------------------------------|
| HVAC Products                 | CM1N4573C/03.2003    |

----

| Spring Return Characteristics |              |
|-------------------------------|-------------------|
| SQS35.50, SQS35.53, SQS65.5   | turn-off time 8 s |
| Adjustment Force              | 400 N             |
| Stroke                        | 5.5 mm            |

| Terminal Y (SQS65, SQS65.5)          | DC 0...10V, Max 0.1 mA    |
|--------------------------------------|-------------------------------|
| Terminal Y (SQS65.2)                 | DC 2...10V, Max 0.1 mA    |
|                                 |                          |
| Terminal R (SQS65, SQS65.5, SQS65.2) | resistance 0...1000Ω |

| Output Signal                        |                       |
|--------------------------------------|----------------------------|
| Terminal U (SQS65, SQS65.5, SQS65.2) | DC 0...10V, Max 0.5 mA |

| Enclosure Protection Standard |           |
|-------------------------------|----------------|
| Enclosure Protection Standard | EN 60529, IP54 |
| Cable bushing                 | Pg11 (2x)      |

| Environment Condition          |                 |
|--------------------------------|----------------------|
| Valve inner medium temperature | +2...+130°C |
|                           |                 |
| Operation                      | IEC 721-3-3          |
| Environmental Condition        | Grade 3K5            |
|                           |                 |
| Temperature                    | -5...+50°C  |
|                           |                 |
| Humidity                       | 5~95%rh              |
|                           |                 |
| Transportation                 | IEC 721-2-3          |
| Environmental Condition        | Grade 2K3            |
|                           |                 |
| Temperature                    | -25...+70°C |
|                           |                 |
| Humidity                       | <95%rh            |
|                           |                 |
| Storage                        | IEC 721-1-3          |
| Environmental Condition        | Grade 1K3            |
|                           |                 |
| Temperature                    | -5...+50°C  |
|                           |                 |
| Humidity                       | 5~95%rh              |

| Industrial Standard        |       |
|----------------------------|------------|
| Meeting CE Authentication: |       |
| EMC directive              | 89/336/EEC |
| Low voltage directive      | 73/23/EEC  |

| Siemens Building Technologies |                                |
|-------------------------------|-------------------------------------|
| HVAC Products                 | CM1N4573C/03.2003    |

----

| Size/Weight |                   |
|-------------|------------------------|
| Size        | see “Size” |

| Weight                             |                                 |
|------------------------------------|--------------------------------------|
| SQS35.00, SQS35.03, SQS65, SQS65.2 |                                 |
| SQS85.00, SQS85.03                 |                                 |
| Packing not included               | 0.5kg                                |
| Packing included                   | 0.6kg                                |
|                               |                                 |
| SQS35.50, SQ35.53, SQS65.5         |                                 |
| Packing not included               | 0.6kg                                |
| Packing included                   | 0.7kg                                |
|                               |                                 |
| Material                           |                                 |
| Actuator Shell                     | plastic                              |
| Luifel & manual regulator      | plastic                              |
| Coupling wheel chain & lever   | platic                               |
|                               |                                 |
| Accessory                          |                                 |
| ASC9.6 auxiliary contact capacity  |                                 |
| of SQS35... and SQS85...   | AC250V, 10A resistance/3A inductance |
|                               |                                 |

|                                          |   |                                       |
|------------------------------------------|--------|---------------------------------------|
|                                     |   |                                  |
| SQS35.00, SQS35.03                       |   | SQS35.50, SQS35.53                    |
| AC230V, three-position, no spring return |   | AC230V, three-position, spring return |
| Cm1 limit switch 100% stroke        |   | c2 fixedly setting interior auxiliary switch |
|-------------------------------------|--------|----------------------------------------------|
| Cm2 limit switch 0% stroke          |   | (factory installs, without ASC9.6 Accessory) |
| C1 linkable ASC9.6 auxiliary switch |   |                                         |
| L threading no-voltage terminal     |   |                                         |

| Siemens Building Technologies |                                |
|-------------------------------|-------------------------------------|
| HVAC Products                 | CM1N4573C/03.2003    |

----

----

| G, G0           | working voltage AC24 V                                           |
|-----------------|------------------------------------------------------------------|
|            | G  System Power line (SP), equivalent to LS on SQS56.2 |
|            | G0  System null line (SN), equivalent to NS on SQS56.2 |
|            |                                                             |
| Input Signal    |
| Y               | SQS65, SQS65.5                                                   | DC 0...10 V |
|            | SQS65.2                                                          | DC 2...10 V |
| R               | SQS65, SQS65.2, SQS65.50...1000 ohms                         |   |
| M               | Detecting element                                                |   |
| U Output Signal |                                                             |
|            | SQS65, SQS65.2, SQS65.5                                          | DC 0...10 V |

| Siemens Building Technologies |                                |
|-------------------------------|-------------------------------------|
| HVAC Products                 | CM1N4573C/03.2003    |

----

| Facility |
|----------|
| F1       |   | frost detector | K1 On/off Switch |
| K1       |   | On/off Switch | N1 typical controller |
| N1       |   | typical controller | P1 position indictor |
| P1       |   | position indictor | R1 position converter |
| R1       |   | position converter | Y1 Actuator |

| Siemens Building Technologies |                                |
|-------------------------------|-------------------------------------|
| HVAC Products                 | CM1N4573C/03.2003    |

----

| Siemens Building Technologies |                                |
|-------------------------------|-------------------------------------|
| HVAC Products                 | CM1N4573C/03.2003    |

----