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SQN3/4

● Electromotoric actuators for use with air dampers and control valves

of oil or gas burners of small to medium capacity.

●Standards & Certifications:

Product features

Specification parameters

Data download

Product features

● In connection with P-PI or PID controllers, such as the RWF..
● Directly via the different types of burner controls, such as LOA..., LMO..., LMG... or LFL...
● In connection with 1- or 2-wire control or 3-position controllers
Specification parameters

● Mains voltage AC 220... 240V， -15%/+10%
AC 100... 110V，-15%/+10%
● Angular position max. 160°
● Safety class I to VDE 0631
● Degree of protection IP 40 to DIN 40050, provided adequate cable entries and fixing screws are used
● Environmental conditions Operation DIN EN 60 721-3-3
Climatic conditions class 3K3
Mechanical conditions class 3M3
Temperature range -20...+60 °C
Humidity < 95 % r.h.
● Weight (on average) approx. 800 g
● Life cycle Cycles (CLOSED - OPEN - CLOSED) at specified torque: typical 250,000
Data download