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Operating Mode: Modulating actuator control with valve proving and independent ignition position
This makes them suitable for the automatic control of gases from the first
the pressure below the diaphragms is built up again and the microswitch changes to its original position
3 neutral terminals
Areas of application are oil and gas burners of medium to larger capacity
Siemens SQN31.151A2730 Damper Actuator function_air_gas_ratio_control Operating Mode: Modulating actuator controlSQN31. 151A2730 Actuator, 90 4. 5s, 1Nm, 2 relays, 1 auxiliary switch, AC230V
US$ 39.00
US$ 39.00
US$ 11.12
US$ 39.00
