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SQM40.244A21 | Actuators for air and gas dampers

Bộ điều khiển lưu lượng khí đầu đốt hãng Siemens

The SQM40…/SQM41… actuators are suited for driving flow control valves, butterfly valves, dampers or for use on other applications that require rotary motion. Areas of application are oil and gas burners of medium to higher capacity as well as thermal process plants.

The actuators are used primarily for load-dependent control of the flow of gas, oil and combustion air:

• In connection with 3-position or modulating controllers (e.g. 4…20 mA), or
• Directly by burner controls
• Electromotoric actuator up to 10 Nm
• Clockwise and counterclockwise variants
•  Running times from 15 and 30 seconds
• Various shaft ends available
•  Electronic version with analog control input
• Internal position indication
• Drive shaft can be disengaged
• UL approval