Consider a product that consists of a mains powered limited power
transformer with an SELV secondary connected via a 2 meter cable to a
table top mounted device that contains an electronically controlled dc
motor. There are moving parts from which the operator must be protected.
The device is activated by the operator when required, otherwise it sits
idle with no moving parts. The product as sold consists of the
transformer, cable and table mounted unit.

Since there are moving parts, this product is obviously a machine. It
must be determined if the product is subject to the Low Voltage
Directive. Failing that, it must be subject to the Machinery Directive.
One can argue that the product is mains powered and therefore subject to
the Low Voltage Directive. It can also be argued that the transformer is
subject to the Low Voltage Directive, but the table top unit with the
moving parts is powered by a voltage level that is outside the scope of
the Low Voltage Directive and is therefore subject to the Machinery
Directive. Which argument is correct?

Your thoughts would be appreciated.

Richard Woods
Sensormatic Electronics

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