| EN IEC 60068-2-42 | Test Kc: Sulphur dioxide test for contacts and connections |
| EN IEC 60068-2-60 | Test Ke: Flowing mixed gas corrosion test (4 gases: Cl2, NO2, SO2, and H2S) |
| EN IEC 60068-2-42 | Test Kc: Sulphur dioxide test for contacts and connections |
| EN IEC 60068-2-60 | Test Ke: Flowing mixed gas corrosion test (4 gases: Cl2, NO2, SO2, and H2S) |