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power supply of the control gear, <for an LED light source>
electronic device, being part of the control gear, capable of controlling current, voltage or power within design limits, containing no additional LED control capabilities
Note 1 to entry: For LEDsi modules, the power supply of the control gear is separate from the LED module on a distant location.
Note 2 to entry: The energy source of a power supply can be either a battery or the power supply system.