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Hardware Guide
Electrical and Reliability Features
Issue 01 (2011-04-08)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
53
Item
Test Condition
Standard
Damp heat cycling
High temperature: 55±2 ºC
Low temperature: 25±2 ºC
Humidity: 95%
Repetition times: 4
Test duration: 12h + 12h
IEC60068
Temperature shock
Low temperature: –40±2 ºC
High temperature: 85±2 ºC
Temperature change interval: < 30s
Test duration: 15min
Repetition times: 100
IEC60068
Salty fog test
Temperature: 35°C
Density of the NaCl solution: 5±1 %
Spraying interval: 8h
Duration of exposing the module to
the temperature of 35°C: 16h
IEC60068
Sine vibration
Frequency range: 5Hz to 200Hz
Acceleration: 10m/s
2
Frequency scan rate: 1oct/min
Test period: 3 axial directions. Five
circles for each axial direction.
IEC60068
Shock test
Half-sine wave shock
Peak acceleration: 300m/s
2
Shock duration: 11ms
Test period: 6 axial directions. One
shock for each axial direction.
IEC60068
Clash test
Half-sine wave
Peak acceleration: 180m/s
2
Pulse duration: 6ms
Repetition time: 6 directions. 1000
times for each direction.
IEC60068
Drop test
First case: 0.3m in height. Drop the
MC509 module on the marble
terrace with one surface facing
downwards twice. Six surfaces
should be tested.
Second case: 0.8m in height. Drop
the MC509 module on the marble
terrace with one surface facing
downwards twice. Six surfaces
should be tested.
IEC60068