波浪型可调线绕功率电阻器 (DQS) 电气特性规格
|
项目 |
试验方法 |
性能 |
电阻值容许公差 |
JIS-C-5202 5-1 |
Resistance Nominal Tolerance
1≤R 1>R ±5%(J) ±10%(K) |
电阻温度特性 |
JIS-C-5202 5-2 |
±400PPM/°C MAX |
定格负荷 |
JIS-C-5202 5-4 |
ΔR/R≤±(0.5%+0.1Ω) Surface temperature up 350°C MAX |
短时间过负荷 |
JIS-C-5202 5-5 500% rated power 5 seconds |
Free of appearance or structural irregularity ΔR/R≤±(2%+0.1Ω) |
绝缘抵抗 |
JIS-C-5202 5-6 500VDC |
100MΩ min |
耐电压 |
JIS-C-5202 5-7 1000VDC 1 minute Between terminal and anchor stand |
Free of appearance or structural irregularity ΔR/R≤±(0.1%+0.05Ω) |
端子强度 |
JIS-C-5202 6-1 8kg 30 seconds |
Free of appearance or structural irregularity |
电阻器强度 |
JIS-C-5202 6-2 30kg 30 seconds |
Free of appearance or structural irregularity |
耐振性 |
JIS-C-5202 6-3 1.5m/m 10 ~ 50 ~ 10 Hz/min X-Y-Z 2 hours each |
Free of appearance or structural irregularity Surface coating crack ΔR/R≤±(1%+0.05Ω) |
热冲击 |
JIS-C-5202 7-3 Room temp 30 minutes ON-55°C 15 minutes OFF |
Resistor free of structural irregularity ΔR/R≤±(1%+0.05Ω) |
耐湿性 |
JIS-C-5202 7-5 40°C 90%RH 240 hours |
Free of appearance or structural irregularity Surface coating crack ΔR/R≤±(3%+0.1Ω) |
耐久性 |
JIS-C-5202 7-10 90 minutes ON - 30 minutes OFF500 hours |
Free of appearance or structural irregularity Surface coating crack ΔR/R≤±(5%+0.1Ω) |
难燃性 |
JIS-C-5202 7-13-3-2 100% - 600% rated power load |
US UL-94 flame retardation test V-0 grade noncombustible |
备注: |
1. Resistance and resistance tolerance were tested in-house with micro resistance meter.
2. Resistor coating refers to UL-certified data provided by supplier. |