Inspection items |
Inspection standards |
Inspection method |
performance requirement |
Zero power resistance test |
IEC60539-1 |
Immersion of the tested productIn a constant temperature bath at 25 ℃± 0.05 ℃, test the resistance value of the tested product after its resistance value stabilizes |
Controllable resistance accuracy±1%以内 |
B-value test |
IEC60539-1 |
Immersion of the tested productIn a constant temperature bath at 25 ℃, 50 ℃ (or 85 ℃), after the resistance value of the tested object stabilizes, test its resistance value separately and calculate the B value |
B-value accuracy controllable within ± 1% |
Free fall |
IEC60068-2-32 |
Drop height:1.5 ± 0.1M; Falling surface: cement |
R25△R/R≤±1% |
Insulation testing |
IEC60539-1 |
The insulation layer shell of the product is pressurized to500VDC, measure insulation resistance value |
>500MΩ |
Voltage withstand test |
IEC60539-1 |
Voltage resistance:1500VAC; Leakage current: 2mA; Duration: 60S |
No breakdown、damage |
Tensile testing |
IEC60068-2-21 |
Horizontal and uniform slow pulling of the packaging endF> 1.0KG (can be requested by customers) |
R25△R/R≤±1% |
Vibration testing |
Q/HBm 108-94 |
Test frequency:10-500Hz; Amplitude: 1.2mm |
R25△R/R≤±1% |
Thermal time constant test |
IEC60539-1 |
Immerse the thermistor in temperatureAfter reaching thermal equilibrium in water at 25 ℃, quickly remove it and immerse it in water at 85 ℃. When the resistance value reaches the resistance value corresponding to a temperature change of 63.2%, record the time it takes |
Meets the requirements of the specification sheet |
Testing of dissipation coefficient |
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Meets the requirements of the specification sheet |
|
Steady state damp heat test |
IEC60068-2-78 |
Temperature:40 ± 2 ℃; Humidity: 92-95RH; |
R25△R/R≤±1% |
High temperature storage test |
IEC60068-2-2 |
Temperature:Tmax ± 5 ℃; Time: 1000 ± 24H |
R25△R/R≤±1% |
Thermal Shock Test |
IEC60068-2-14 |
Tmin℃×30min→25℃×5min→Tmax℃×30min→25℃×5min,1000Cycles |
R25△R/R≤±1% |
Low temperature storage test |
IEC60068-2-1 |
Temperature:Tmin ± 5 ℃; Time: 1000 ± 24H |
R25△R/R≤±1% |
Salt spray test |
IEC600068-2-11 |
Temperature:35 ± 5 ℃; Hourly collection volume: 10mL~2.0mL; Time: 12h/24h/48h |
R25△R/R≤±1% |
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Contact person: Miss Li
Mobile number: 13924669192
Phone: 0755-86092836 86094645
Fax: 0755-86092848
Website: korneliadengel.com
Email: szshay@korneliadengel.com
Address: No. 8 Xiangxing Road, Buchong Community, Shajing Street, Bao'an District, Shenzhen
Hunan Xinshangying Electronic Technology Co., Ltd
Phone: 0730-2951782
Fax: 0730-2951780
Website: korneliadengel.com
Email: szshay@korneliadengel.com
Factory address: Shangying Industrial Park, No. 8 Changhu Road, Chenglingji Xingang District, Yueyang City, Hunan Province