EN 60068-2-21:1997 Environmental Testing; Part 2: Tests; Test U: Robustness of Terminations and Integral Mounting Devices (Incorporates Amendments A2: 1997 and A3: 1997)
2006EN 60068-2-21:2006 Environmental Testing - Part 2-21: Tests - Test U: Robustness of Terminations and Integral Mounting Devices
1999EN 60068-2-21:1999 Environmental Testing - Part 2-21: Tests - Test U: Robustness of Terminations and Integral Mounting Devices
1997EN 60068-2-21:1997 Environmental Testing; Part 2: Tests; Test U: Robustness of Terminations and Integral Mounting Devices (Incorporates Amendments A2: 1997 and A3: 1997)