Symbol 6302 from IEC 60417 - Title/Meaning: Welding time, continuous mode Function/description: To identify the switch for or to indicate the function of the continuous welding at rated maximum welding time expressed in minutes and seconds in continuous mode at the rated maximum welding current at an ambient temperature of 20 °C.
Additional information: 
See also IEC 60417-6303 and ISO 7000-0468.
IEC 60417-C00417;3C/1966/DC, Notification of Validation;3C/1992/INF, Report of Validation
Own work using: iso.org/obp/graphics/grs/8a057fc2-fd9a-4387-abb3-2aef44d20cd3 200.png
Vectorization:  Mrmw