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)
                                
                                    Ausgabedatum:
                                    1988-09
                                    Edition:
                                        1.0
                                        
                                    Sprache: EN-FR - zweisprachig englisch/französisch
                                    Seitenzahl: 23                                    VDE-Artnr.: 201572
                                
                            
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.

