IEC 60255-21-1
IEC 60255-21-1:1988
Electrical relays - Part 21: Vibration, shock, bump and seismic tests on measuring relays and protection equipment - Section One: Vibration tests (sinusoidal)
This part includes two types of vibration tests: the vibration response test and the vibration endurance test, and is generally based upon IEC 68-2-6. The requirements are applicable only to measuring relays and protection equipment in a new condition. The tests specified are type tests.
CHFÂ 40.-
Technical committee
TC 95 Measuring relays and protection equipment| Publication type | International Standard |
| Publication date | 1988-09-30 |
| Edition | 1.0 |
| ICS | 29.120.70 |
| Stability date | 2025 |
| ISBN number | 2831815282 |
| Pages | 23 |
| File size | 1011.93 KB |
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