Test or certification item测试或认证名称: SAE J 994 - Alarm Backup倒车蜂鸣器性能试验
Test or certification info测试和认证相关内容:
| LowTemperature Test ‧Testtemperature :-40±3°C ‧Testduration :2 hr | |
| HighTemperature Test ‧Testtemperature : 85±3°C ‧Testduration :2 hr | |
| RainTest ‧The rate ofrain deposit :2.5(+1.6/-0) mm/min ‧Deliverangle from nozzle :45° ‧Testduration :2 hr | |
| VibrationTest Resonance Search Test ‧Frequency /Displacement :10 ~ 27 Hz / 6.76mm ‧Frequency /Acceleration :27 ~ 500 Hz / 10g ‧Sweepduration :15m | |
| VibrationTest Resonance Dwell Test ‧Vibrationfrequency :Resonance frequency ‧Acceleration:10g ‧Testdirection :X axis、Y axis & Z axis ‧Testduration :30 min/axis | |
| VibrationTest Vibration Cycling Test VibrationTest Vibration Cycling Test ‧Frequency:27 ~ 500 Hz ‧Acceleration :10g ‧Sweepduration :15 min ‧Testduration :3 hr ‧Testdirection :X、Y、Z axis ‧Operatetime :Last 15 min | |
| CorrosionTest ‧Type ofsolution to be sprayed :NaCl ‧Saltsolution concentration :5±1%\ ‧pH value ofsolution :pH 6.5 ~ 7.2 ‧Temperaturein chamber :35(+1.1/-1.7)°C ‧The rate ofsalt deposit :1~2 ml/hr/80cm2 ‧Testduration :50 hr (24hr exposure and 1hr dry, 2 cycles) | |
| HighPressure Hot Water Test ‧Watertemperature :85 °C ‧Waterpressure :Above 6.9 Mpa ‧Water flow rate :Above 18.9L/min ‧Nozzle angle :15° ‧Spray distance :Below 300mm ‧Test period :Spray 10sec(MIN) ineach 30sec(MAX) | |
| Dust Test ‧Type of dust :Arizonadust ‧Dust :4.5kg/m3 ‧Stirring time :2sec ‧Suspending time :15min ‧Testing duration :5hr | |
| Endurance Test at LowTemperature ‧Test temperatur :-40°C±3°C ‧Test duration :4 hr ‧Operating time :30 sec On / 30sec Of | |
| Endurance Test at HighTemperature ‧Test temperature :85°C±3°C ‧Test duration :4 hr ‧Operating time :30 sec on & 30sec off | |
| Endurance Test at RoomTemperature ‧Tes temperature :25°C±11°C ‧Test duration :100 hr ‧Operating time :30 sec on & 30sec off |
Referproducts涉及产品: 汽车喇叭
Leadtime周期: 常规服务regular service 25 工作日 working days （ URGENT service, tobe confirm, 加急服务待定 ）
Samplesize送样规格: 8pcs finishedproducts 八个成品
Photo forreference 涉及图片:
