Factory Direct Original Siemens Sqn70.424A20 Actuator for Industrial Burner Boiler Combustion Control Systems Reliable Performance Supply Export Market

• Customization: Available
• Application Fields: Industrial Gas Burner
• Certification: CE, ISO
• Model NO.: SQN70.424A20
• Condition: New
• Noise Level: Low
• Parts: Damper Actuator
• Purpose: Control Gas
• Model: Sqn70.424A20
• Name: Damper Actuators
• Mains Frequency: 50...60 Hz ±6%
• Power Consumption: 6 Va
• Angular Adjustment: Max. 160°, Scale Range 0...130°
• Climatic Conditions: Class 1K3
• Brand: Siemens
• After Warranty Service: Video Technical Support
• Use: Gas Burner Accessories
• Usage: Hydrogen, Nitrogen, Ng and LPG
• Machine Size: Medium
• Transport Package: Carton
• Specification: 16*10*7cm
• Trademark: Siemens
• Origin: Germany
• HS Code: 8301400000
• Production Capacity: 1000
• Package Size: 16.00cm * 10.00cm * 7.00cm
• Package Gross Weight: 5.000kg

Product Description

OR Siemens SQN70.424A20 - Actuator, 2.5Nm, 2 Auxiliary Switches,Housing 117mm, AC230V For Burner Parts

Function:

The function of the actuator: - Pressure and heat resistant plastic housing design - Screw terminals - Maintenance-free gear
mechanism with clutch - Built-in positioning markers - Easy-to-adjust limit switches and auxiliary switches - Integrated circuit
loop

PRODUCT SPECIFICATIONS

Model	SQN70.424A20
TORQUE	2.5NM
Voltage	AC230V
Usage	gas burner accessories

OR Siemens SQN70.424A20 - Actuator, 2.5Nm, 2 Auxiliary Switches,Housing 117mm, AC230V For Burner Parts

Detailed Photos

Use And Features:

The SQN7…actuator is specially designed to actuate gas fuel valves and dampers for small to medium fuel or Gas burner. So as to achieve the best mixing ratio of fuel and combustion air. - Connection with P-PI or PID controllers, e.g. RWF40… - Direct
connection of different types of combustion controllers, such as LOA.., LMO…, LMG… or LFL… - Connection with 1 or 2 wire
controller or 3 position controllerElectric actuator for damper flaps and gas or oil valve control of small to medium burners. SQN7…especially suitable for combining this actuator with its products OEM manufacturers!
• Holding torque: - SQN70... / SQN71... / SQN75... 0.7...1.3 Nm - SQN74... 0.7 Nm • Run time: - SQN70... / SQN71... / SQN75...
4...30 s - SQN74...4s
• Direction of rotation:- SQN70... / SQN74... counterclockwise - SQN71... / SQN75... Clockwise • SQN74... /
SQN75... - fixing holes and cable entry holes

 

 
 

Mechanical Design:

Housing - composed of pressure and heat resistant plastic housing - Inside includes: - Geared synchronous motor with geared clutch - The camshaft of the control section

- Relays, depending on the type of driver

- Switches, connected to terminals on the printed circuit board

 

Colour: SQN70... / SQN71...: Gearbox housing in black grey, cover in bright grey SQN74... / SQN75...: Gearbox
housing in black, cover in black

Drive Motor - Bidirectional Rotary Synchronous Motor

Coupling - The drive shaft can be manually disengaged from the gear train and motor - Automatic engagement

Switch Adjustment - Using Adjustable Cam - The scale on the side of the cam indicates the angle of the cam switching point - The cam runs to the end, the auxiliary switch is color-coded - Some cam switches can be finely adjusted, just use a common screwdriver - Other cams can be adjusted manually or with a special wrench or similar

Position Indication - Built-in: Marked at the beginning of one end of the gear mechanism Electrical connection - see «Technical data»

Gear mechanism - maintenance free

Drive Shaft - Constructed from black wrought steel

- Fits smoothly with the front end of the transmission mechanism - Different versions to choose from

Mounting and Mounting - Front end of transmission as mounting surface - Easy and reliable installation through mounting holes

 

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OR Siemens SQN70.424A20 - Actuator, 2.5Nm, 2 Auxiliary Switches,Housing 117mm, AC230V For Burner Parts