DETERMINATION

METHOD

·         Minimum frequency: 5 Hz

·         Maximum frequency: 2000 Hz

·         Lines: 4096

·         Vibration amplitude: 0.5 g constant

·         Scanning speed: 1 octave/minute

·         Number of sweeps: 5 (UP direction)

Random vibrations:

Level 1 test

·         Minimum frequency: 10 Hz

·         Frequency f1: 20 Hz

·         Frequency f2: 1000 Hz

·         Maximum frequency: 2000 Hz

·         RMS value: 3.35 g

·         Shape ASD (flat between f1 and f2): 0.01 g2/Hz

·         Initial slope from 10 Hz: +6 dB/octave

·         Final slope between 1000 and 2000 Hz: -24 dB/octave

·         Lines: 3200

·         Duration: 20 minutes

·         Minimum frequency: 10 Hz

·         Frequency f1: 20 Hz

·         Frequency f2: 1000 Hz

·         Maximum frequency: 2000 Hz

·         RMS value: 7,49 g

·         Shape ASD (flat between f1 and f2): 0.05 g2/Hz

·         Initial slope from 10 Hz: +6 dB/octave

·         Final slope between 1000 and 2000 Hz: -24 dB/octave

·         Lines: 3200

·         Duration: 20 minutes

Level 1 test

·         Waveform: semi-sinusoidal

·         Peak acceleration: 25 g

·         Pulse duration: 6 ms

·         Number of repetitions per verse: 10

·         Duration: 2 minutes

Level 2 test

·         Waveform: semi-sinusoidal

·         Peak acceleration: 15 g

·         Pulse duration: 11 ms

·         Number of repetitions per verse: 10

·         Duration: 2 minutes

Level 3 test

·         Waveform: semi-sinusoidal

·         Peak acceleration: 5 g

·         Pulse duration: 30 ms

·         Number of repetitions per verse: 10

·         Duration: 2 minutes