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VARIABLE AUTO TRANSFORMERS

Motor Drives are available with a full sweep time of 4, 8, 15, 30, 45, 60, 90, or 120 seconds fitted with a “Stepper Dot” AC synchronous motor, rated for 230 volt / 240 volts single phase 50Hz AC supply.

Motorised Dimmer Dots are available as a complete Unit with a standard sweep time of 15 seconds, other sweep times are also available. Motorised Dimmer Dots range from 8 Amp upwards.

Motor drive units are also available separately.

These motors start, stop and reverse instantly. The motor drives are fitted with micro switches for travel end limits, to cut off the motor supply in extreme positions.
The covered motorised units are fitted with push button controls for raise and lower operations.
These push buttons can be relocated at a different location for remote control or can be easily controlled from an external PLC or computer.

Variable dwell cams can be fitted for fixed range or sequence operations and have to be indicated at the time of ordering.

Special motor drives fitted with DC motors or low voltage motors can be supplied to special orders.
Special assemblies can be provided with switching and relays, giving a programmed automatic sequence of operations.

See individual specification sheets for more details
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