Electrostatic discharge, 3, 8 kV air, 6 kV contact, conforming to EN/IEC 61000-4-2
Fast transients immunity test (other circuits), level 3, 2 kV, conforming to EN/IEC 61000-4-4
Fast transients immunity test (on supply and relay outputs), level 4, 4 kV, conforming to EN/IEC 61000-4-4
Conducted RF disturbances, 10 V, conforming to EN/IEC 61000-4-6
Control circuit: surges (common mode), 1 kV, conforming to EN/IEC 61000-4-5
Control circuit: surges (serial mode), 1 kV, conforming to EN/IEC 61000-4-5
Communication: surges (common mode), 2 kV, conforming to EN/IEC 61000-4-5
Voltage inputs: surges (serial mode), 2 kV, conforming to EN/IEC 61000-4-5
Voltage inputs: surges (common mode), 4 kV, conforming to EN/IEC 61000-4-5