Tests on products to be installed in railway vehicles
Test overview
■ EUT
Communications equipment mounted under the floor of the vehicle body,
700 mm × 600 mm × H600 mm, 60 kg.
■ Applicable standards
Category 1 Class A of IEC 61373 Railway applications-Rolling stock equipmen-Shock and vibration tests Applies to products mounted directly on the car body.
Perform up/down, front/rear, left/right in each of the following tests and move on to the next test.
■ Lifetime test
5h for each axis.
Shock test
Half-sine 30 ms, up/down 30 m/s2, +3 times-3, left/right 30 m/s2, +3 times-3, front/back 50 m/s2, +3 times-3.
Functional test
Over 10 min
Fig. 1 Requirement PSD: IEC61373 / Fig. 2 Requirement PSD: IEC61373
![](https://we-are-imv.com/wp/wp-content/uploads/2022/10/4da0000294c87f5b359e66b10c160b36.jpg)
Front-back / Left-right / Vertical
![](https://we-are-imv.com/wp/wp-content/uploads/2022/10/4da0000294c87f5b359e66b10c160b36-2.jpg)
Memo
Facilities used
Vibration test system with slip table: i260/SA7M/HT10
Vibration controller: K2 software Random, Shock
Accelerometers: VP-32 × 4pcs.
Head expander: TBV-1200-180
Dedicated fixture: 91 kg
Test time
3 days, 9 hours.