采用金屬化聚丙烯薄膜進(jìn)行無(wú)感式卷繞,特殊噴金工藝,邁拉膠帶、鋁外殼或不銹鋼外殼封裝,阻燃環(huán)氧樹(shù)脂灌封,銅螺母或銅螺栓引出。
具有{yx}的高頻紋波吸收能力,高dv/dt,頻率特性好,雜散電感小。
產(chǎn)品廣泛應(yīng)用于高壓逆變系統(tǒng)開(kāi)關(guān)模塊(IGBT.GTO)中作吸收保護(hù)、尖峰電壓鉗位等場(chǎng)合。
Reference standards
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IEC 61071 61881
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工作溫度范圍Operating temperature range
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-40~85℃
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容量范圍Capacitance
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0.33~3.0μF
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額定電壓 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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極間耐電壓 Test voltage between terminals
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1.5Ur(DC) 10s 25±5℃
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極殼耐電壓 Test voltage between terminals and case
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3000V 50Hz 60S, 25±5℃
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損耗角正切Dissipation factor
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tgδ≤8×10-4 at 25±5℃ , 1KHz
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絕緣電阻Insulation resistance
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C*IR≥30000S, at 100VDC,25±5℃,60S
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預(yù)期壽命Life expectancy
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100000h at Ur and 70℃
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