IEC 61000-4-2 / SANS 61000-4-2
Testing and measurement techniques – Electrostatic discharge immunity test
At least ten single discharges to preselected points, accessible to personnel during normal usage, in most sensitive polarity. Contact discharge method is the preferred method of testing, if this is not possible air discharge is used. Also ten single positive and ten single negative discharges to be applied to both the horizontal and vertical coupling planes.