● This actuator is connected to the electronic air-fuel ratio control LMV5
and is mainly used to control the gas flow, fuel oil and combustion air
volume according to the load.
● The applicable fields are mainly large and medium-sized power oil and
gas burners and thermal process equipment.
●Standards & Certifications:
● Actuator SQM45 / SQM48 is known for its sturdy mechanical structure and high-precision installed transmission mechanism.
● Control and position feedback via bus system (CAN).
● The actuator is driven by a stepper motor and can be positioned with a resolution of 0.1°.
● The operating time of the regulating device can be changed by the basic equipment of the automatic stage.
● Operating voltage AC 2 x 12 V
● Power consumption: SQM45 9~15VA
SQM48 26~34VA
● Adjustment angle: up to 90°
● Repeatability: ±0.2°
● Protection category III. Complies with EN60730 Parts 1 and 2-14
● IP54 degree of protection in accordance with EN 60529, when using the corresponding cable entry specifications
● Operating environment Operating standard DIN EN 60721-3-3
Climatic conditions Grade 3K3
Mechanical Condition: Class 3M3
Temperature range -20...+60°C
Humidity <95%r.F.
● Weight: SQM45, about 1Kg
SQM48 is about 1.6Kg
● Service life: 250,000 start cycles (off→on→off) under rated torque load in the whole rotation angle range, 2,000.000 adjustment cycles under 75% of rated torque
load in 10° rotation angle range.