采用金属化聚丙烯薄膜进行无感式卷绕,特殊喷金工艺,迈拉胶带、铝外壳或不锈钢外壳封装,阻燃环氧树脂灌封,铜螺母或铜螺栓引出。
具有{yx}的高频纹波吸收能力,高dv/dt,频率特性好,杂散电感小。
产品广泛应用于高压逆变系统开关模块(IGBT.GTO)中作吸收保护、尖峰电压钳位等场合。
Reference standards
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IEC 61071 61881
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工作温度范围Operating temperature range
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-40~85℃
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容量范围Capacitance
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0.33~3.0μF
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额定电压 Rated Voltage
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4000~10000VDC
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容量偏差 Tolerance
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±5%, ±10%
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极间耐电压 Test voltage between terminals
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1.5Ur(DC) 10s 25±5℃
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极壳耐电压 Test voltage between terminals and case
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3000V 50Hz 60S, 25±5℃
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损耗角正切Dissipation factor
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tgδ≤8×10-4 at 25±5℃ , 1KHz
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绝缘电阻Insulation resistance
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C*IR≥30000S, at 100VDC,25±5℃,60S
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预期寿命Life expectancy
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100000h at Ur and 70℃
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