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SIEMENS SQN3... Series

Actuators for air dampers and control valves

★ Brand: Siemens.

★ Origin Country: Germany.

★ The SQN3... series electromotoric actuators for use with air dampers and control valves of oil or gas burners of small to medium capacity.

★ In connection with P-Pl or PlD controllers, such as the RVF.

★ Directly via the diferent types of burner controls, such as LOA..., LMO.., LMG... Or LFL..

★ In connection with 1-or 2-wire control or 3-position controllers.

    SIEMENS SQN3...Series
    Counterclockwise rotation
    Type Article No. Running
    time
    at 50 Hz*
    for 90°
    s
    Operating
    torque
    (max.)
    Nm
    Holding
    torque
    (max.)
    Nm
    HS
    pcs.
    Relay
    pcs.
    Housing length
    mm
    weight
    g
    SQN30.111A2700 / 4.5 1 0.8 2 1 110 800
    SQN30.111A3500 211 21 004 4.5 1.5 0.8 2 1 110
    SQN30.121A3500 / 4.5 1.5 0.8 1 2 110
    SQN30.151A1700 / 4.5 1 0.8 1 2 110
    SQN30.151A2700 211 21 024 4.5 1 0.8 1 2 110
    SQN30.251A2700 / 12 1.8 1.8 1 2 110
    SQN30.401A2700 211 21 007 30 3 3 3 / 110
    SQN30.402A1700 / 30 3 3 3 / 125
    SQN30.402A2700 211 21 008 30 3 3 3 / 125
    Clockwise rotation
    SQN31.221A2700 211 21 011 12 1.8 1.8 1 2 110 800
    SQN31.251A2700 / 12 1.8 1.8 1 2 110
    SQN31.401A2700 211 21 012 30 3 3 3 / 110
    SQN31.402A1700 / 30 3 3 3 / 125
    SQN31.402A2700 211 21 010 30 3 3 3 / 125
    SQN31.762A2700 / 23 2.5 2.5 / 2 125
    Note: * At 60 Hz, running times are about 20 % shorter

    How long is the warranty period?

    Chinese spare parts, one year warrant. Original spare parts, like Siemens, Dungs, Danfoss, Lamtec, Suntec, NO WARRANT.

    Are the parts imported or domestic?

    We use original spare parts in our burner. Such as Dungs pressure switch, SIEMENS controller, Danfoss nozzle, Suntec pump.

    How do you ensure the quality of the spare parts you provide?

    We have quality inspectors for each spare parts and make sure all accessories work excellent.

    Do you test the accessories?

    We have special equipment for accessory test, like photocell, impeller.

    Do you offer any discounts or preferential prices for bulk purchases or large - volume orders?

    If your need is big quantity, we will offer you big discount.