当系统因雷击或其他原因出现电涌过电压时，保护器立即纳秒及时间内迅速导通降电涌过电压引入大地，从而保护网站上的用电设备。
NSPV3-50L DC3P 50L 2018.1.4 A1 Model No. Product Name Data Version 1.Basic Structure Drawing 2. Principle Drawing Ucpv SPD classification according to EN61643-11 Type1+Type2 Max continuous operating dc voltage 600V 3. Technical parameters ClassI+ClassII SPD classification according to EN50539-11 Ucpv limp In Imax Up Ta Tu Max.continuous operating dc voltage 600V Lightning impulse current (10/350μs) 12.5kA Response time ≤25ns Maximum discharge current (8/20μs) 20kA Nominal discharge current (8/20μs) 50kA Voltage protective level at [(DC+/DC-)→PE] ≤2.6kV Operating temperature range 40℃ 80℃ Tu Operating state/fault indication green/red Enclosure material Thermalplastic UL94-V0 Degree of protection IP20 Cross-section area (Max.) 35mm2 Cross-section area (Min.) 4mm2 For mounting on 35mm Din rail Operating temperature range -40℃-80℃ Orde code (With remote signal) B8003
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