DHE直流支撑DC-Link薄膜电容器(铝壳干式）
主要应用/Application
广泛应用于风力、太阳能、新能源汽车、UPS，SMPSs,
逆变电源，焊机电源等设备中起耦合隔直/滤波或DC-Link.
产品特点/Characteristics
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ESR,ESL具有自愈性
技术性能/Specifications
|
引用标准/Reference standards
|
IEC 61071 60068
|
|
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%
|
|
极间耐电压 /Test voltage between terminals
|
1.5Ur(DC) 10s 25±5℃
|
|
极壳耐电压/ Test 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
|
|
绝缘电阻/Insulation resistance
|
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 voltages
|
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 times
|
供应商参考报价：面议
太阳能光伏：
{try{}catch(e){}var f='http://service.weibo.com/share/share.php?',u=d.location.href,p=['url=',e(u),'&title=',e(encodeURIComponent('#新能源产品推荐#【DHE(铝壳)DC-Link母线支撑电容(DHE) — 深圳市天明伟业电子有限公司】产品特点/Characteristics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：..')),'&appkey=1803333894','&pic=http://file.china-nengyuan.com/999/product/small/201508/p598980001439171411.jpg'].join('');function a(){if(!window.open([f,p].join(''),'mb',['toolbar=0,status=0,resizable=1,width=620,height=450,left=',(s.width-620)/2,',top=',(s.height-450)/2].join('')))u.href=[f,p].join('');};if(/Firefox/.test(navigator.userAgent)){setTimeout(a,0)}else{a()}})(screen,document,encodeURIComponent));){kind=link}