Solar-powered chain motors are usually used when there is no power supply at the window and the effort to lay a cable is not in proportion to the benefit. These drives either have solar cells (photovoltaic) mounted directly on the drive or as an external component with a battery buffer, so that ventilation operation is possible even on days with little sunlight.
Solar-powered chain motors are usually used when there is no power supply at the window and the effort to lay a cable is not in proportion to the benefit. These drives either have solar cells...
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Solar-powered chain motors are usually used when there is no power supply at the window and the effort to lay a cable is not in proportion to the benefit. These drives either have solar cells (photovoltaic) mounted directly on the drive or as an external component with a battery buffer, so that ventilation operation is possible even on days with little sunlight.
