Symbol 6208 from IEC 60417 - Title/Meaning: Caution, touch current or voltage Function/description: To identify accessible conductors which can cause touch currents or voltages of moderate risk.
Additional information: 
Typical conditions are with frequencies from some few kHz to about 100 kHz.
For technical details, see IEC 60519-1.
In case of application in a warning sign the rules according to ISO 3864 apply.
See also symbol 6207.
Own work using: iso.org/obp/graphics/grs/77d52aaf-8a40-49ac-8af9-0ad925be5464 200.png
Vectorization:  Mrmw