Reliability test, Speaker – BeStar BLS50-1-08H18.2B-03W078 LF User Manual

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www.be-star.com [email protected]

A

3. Reliability Test

After the test,all electronic and acoustic characteristic should be satisfied
with the specification. SPL: Deviation is of

± 2dB of initial value.

王文邦

汪凤声

1. Load test

Duration 96hrs
1W.white noise,temperature cycle -40...+85

° C.with cycle duration

2. High temperature durability acc. to IEC 60068 part2-2
Temperature +85

± 3° C

Duration 1000h

3. Low temperature durability acc. to IEC 60068 part 2-1

Temperature -40

± 3° C

Duration 500h
4. Humidity durability acc.to IEC 60068 part2-3
Temperture 40

± 3° C

Rel.humidity 93 %RH
Duration 56days

5. Temperature cycle durability acc.to IEC60068 part2-14

Low Temperature -40

± 3° C

Upper Temperature +85

± 3° C

Transfer time from lower to upper temperature <10s
Number of cycles 100cycles

6. Shock test acc. to IEC 60068 part2-27

100g for each free mutually perpendicular directions to each of 3times by sine-wave

7. Vibration test acc. to IEC 60068 part 2 -6

sine-wave excitation; 8...300Hz,2g,1 octave/min; test time 16h each axis
Additional requirements:
Test of solderability and resistance to soldering heat acc. to VDON4.3643.001
X-ray solderpoint inspection according to VDON 4.4814.001
Washability:not washable
Cadmium prohibited as per DIN 5.5000.1

汪凤声

DRG NO: BS/TES01.1035A

博 士 達

莫丽丽

BLS50-1-08H18.2B-03W078 LF

BLS50-1-08H18.2B-03W078 LF

10.04.12

10.04.12

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