Symbol 5222 from IEC 60417 - Title/Meaning: Safety isolating transformer, general <br><p>Function/description: To identify a safety isolating transformer.<br>
Additional information: <br></p>
<ul><li>To indicate a fail-safe function, the letter F may be used adjacent of the symbol.</li>
<li>See also symbols 5221, 5946 and 5947</li>
<li>Published in: Supplement J, 1990;2002-10-07;3C/944/FDIS</li></ul>
<b>Vectorization: </b> <a href="//commons.wikimedia.org/wiki/User:Mrmw" title="User:Mrmw">Mrmw</a>
2002-10-07
Own work  using: <span class="url"><a rel="nofollow" class="external text" href="https://www.iso.org/obp/graphics/grs/14ffa01a-5055-4c93-8f13-7f79725c65e0_200.png">iso.org/obp/graphics/grs/14ffa01a-5055-4c93-8f13-7f79725c65e0 200.png</a></span>