Symbol 6181 from IEC 60417 - Title/Meaning: Separate supply unit <br><p>Function/description: To indicate that a specific separate supply unit is required for connecting electrical equipment to the supply mains.<br>
Additional information: <br></p>
See aslo IEC 60417-5926: Polarity of d.c. power connector.;It may have wider application.
<b>Vectorization: </b> <a href="//commons.wikimedia.org/wiki/User:Mrmw" title="User:Mrmw">Mrmw</a>
2016-01-30
Own work  using: <span class="url"><a rel="nofollow" class="external text" href="https://www.iso.org/obp/graphics/grs/b9c89dca-35ac-42d8-aec4-99d9564be2c3_200.png">iso.org/obp/graphics/grs/b9c89dca-35ac-42d8-aec4-99d9564be2c3 200.png</a></span>