Environmental testing -- Tests. Test U: Robustness of terminations and integral mounting devices
This part of IEC 60068 is applicable to all electrical and electronic components whose terminations or integral mounting devices are liable to be submitted to stresses during normal assembly or handling operations.
Table 1 provides details of the applicable tests.
Table 1 – Application
| Test | Type | Component | Mounted/not mounted |
|---|---|---|---|
| Ua1 | Tensile | Leaded devices | Not mounted |
| Ua2 | Thrust | Leaded devices | Not mounted |
| Ub | Bending | Leaded devices | Not mounted |
| Uc | Torsion | Leaded devices | Not mounted |
| Ud | Torque | Threaded stud or screw termination | Not mounted |
| Ue1 | Bending | Surface mounted devices | Mounted |
| Ue2 | Pull/push | Surface mounted devices | Mounted |
| Ue3 | Shear | Surface mounted devices | Mounted |
| SDO | BSI: British Standards Institution |
| Document Number | EN 60068-2-21 |
| Publication Date | April 30, 2012 |
| Language | en - English |
| Page Count | 32 |
| Revision Level | |
| Supercedes | |
| Committee | EPL/501 |