DHE直流DC-LINK 支撑电容器
价格:电议
地区:广东省 深圳市
电 话:0755-28095986
手 机:13266647472

广泛应用于风力、太阳能、新能源汽车、UPSSMPSs,

逆变电源,焊机电源等设备中起耦合隔直/滤波或DC-Link.

电介质:聚丙烯薄膜

结构:金属化膜干式结构

封装:金属铝外壳,阻燃(UL 94V-0)环氧封装

引出:镀锡铜螺母或螺杆引出

高稳定性低R,L具有自愈性

引用标准/Reference standards

IEC68

工作温度范围/Operating temperature range

-40~85℃

容量范围/Capacitance

100~2750μF

额定电压/ Rated Voltage

900~4000VDC

容量偏差 /Tolerance

±5%, ±10%

间耐电压 /Tt voltage between terminals

1.5Ur(DC) 10s 25±5℃

壳耐电压/ Tt voltage between terminals and case

3000V 50Hz 60S, 25±5℃

损耗角正切/Dissipation factor

tgδ≤1×10-3 at 25±5℃ , 100Hz

缘电阻/Insulation ristance

C*IR≥5000S, at 100VDC,25±5℃,60S

预期寿命/Life expectancy

100000h at Ur and 70℃

过压运行/Protection against over voltag

1.1×Un

30%of the service period

1.15×Un

30min/d

1.2×Un

5min/d

1.3×Un

1min/d

1.5×Un

100ms no more than 1000 tim