| 产品名称 | 美标 SAE J 994 倒车蜂鸣器性能试验 |
|---|---|
| 公司名称 | 深圳市实测通技术服务有限公司 |
| 价格 | .00/件 |
| 规格参数 | 测试周期:5-7天 寄样地址:深圳宝安 价格费用:电话详谈 |
| 公司地址 | 深圳市罗湖区翠竹街道翠宁社区太宁路145号二单元705 |
| 联系电话 | 17324413130 17324413130 |
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:
| Low Temperature Test Test temperature :-40±3°C Test duration :2 hr | |
| High Temperature Test Test temperature : 85±3°C Test duration :2 hr | |
| Rain Test The rate of rain deposit :2.5(+1.6/-0) mm/min Deliver angle from nozzle :45° Test duration :2 hr | |
| Vibration Test Resonance Search Test Frequency / Displacement :10 ~ 27 Hz / 6.76mm Frequency / Acceleration :27 ~ 500 Hz / 10g Sweep duration :15m | |
| Vibration Test Resonance Dwell Test Vibration frequency :Resonance frequency Acceleration :10g Test direction :X axis、Y axis & Z axis Test duration :30 min/axis | |
| Vibration Test Vibration Cycling Test Vibration Test Vibration Cycling Test Frequency :27 ~ 500 Hz Acceleration :10 g Sweep duration :15 min Test duration :3 hr Test direction :X、Y、Z axis Operate time :Last 15 min | |
| Corrosion Test Type of solution to be sprayed :NaCl Salt solution concentration :5±1%\ pH value of solution :pH 6.5 ~ 7.2 Temperature in chamber :35(+1.1/-1.7)°C The rate of salt deposit :1~2 ml/hr/80cm2 Test duration :50 hr (24hr exposure and 1hr dry, 2 cycles) | |
| High Pressure Hot Water Test Water temperature :85 °C Water pressure :Above 6.9 Mpa Water flow rate :Above 18.9 L/min Nozzle angle :15° Spray distance :Below 300 mm Test period :Spray 10sec(MIN) in each 30sec(MAX) | |
| Dust Test Type of dust :Arizona dust Dust quantity :4.5 kg/m3 Stirring time :2 sec Suspending time :15 min Testing duration :5 hr | |
| Endurance Test at Low Temperature Test temperatur :-40 °C±3°C Test duration :4 hr Operating time :30 sec On / 30 sec Of | |
| Endurance Test at High Temperature Test temperature :85 °C±3°C Test duration :4 hr Operating time :30 sec on & 30 sec off | |
| Endurance Test at Room Temperature Tes temperature :25 °C±11°C Test duration :100 hr Operating time :30 sec on & 30 sec off |
Refer products涉及产品: 汽车喇叭
Lead time周期: 常规服务 regular service 25 工作日 working days （ URGENT service, to be confirm, 加急服务待定 ）
Sample size送样规格: 8pcs finished products 八个成品
Photo for reference 涉及图片: