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last updated / print date: 27.01.2021
Hail impact test | NARVA Lichtquellen GmbH + Co. KG | Light can do more.
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Hail impact test
Hail impact test
TÜV Rheinland, which demonstrated that NARVA vacuum tubes could withstand hailstones measuring 40 mm across at impact speeds of 100 kph.
Certificate Hail impact test (pdf 68.8 kB)
Hail impact test (avi 4.2 MB)