Operator for swinging gates protected against the most weather conditions. Due to the robust method of construction it is extremely reliable and especially suitable for industrial use.
A noiseless self-locking worm-wheel gearbox with integrated infinitely variable torque limiter. Three-phase-AC motor and contact free limit switch system. The worm-wheel of special bronze and worm are equipped with ball bearings and runs in oil.
Through the irreversible operator and the position of the lever system the gate is mechanically locked in the shut mode. An additional gate lock is not necessary. By using a quick unlocking system the gates can be opened manually whereby the motor limit switch setting remains unchanged.
The separate control boxes can be chosen from the WST/AST series.
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