| 摘要 |
<p>The digital dimmer device (1) has a tracer (11), where a tracer entrance (12) and a tracer exit (13) are connected with a diode (14). A component current of the alternating current of the power supply line (2) flows from the diode to an energy saving lamp (5) provided with control electronics (7) during energized energy supply line and with opened tracer.</p> |
