M-LB-3.275TNC.D倍加福电源浪涌保护器
● 3极浪涌保护器
● 符合EN 61643-11的2类浪涌保护器
● 适用于TN-C系统(230 V AC/400 V AC)
● 预接线装置
● 工作状态和故障信息指示
● 故障指示输出
● DIN导轨安装
M-LB-3.275TNC.D倍加福电源浪涌保护器
该装置是一个带有故障信息输出的模块化浪涌保护器(浮动转换触点,2类浪涌保护器(EN
61643-11))。此装置由基础模块和插入式保护模块组成。保护模块被安装固定在基础模块上,通过固定/释放卡可以在无需任何工具的情况下进行更换。
Device type type 2 (SPD) acc. to EN 61643-11
class II (SPD) acc. to IEC 61643-1
Suitable components protection module M-LB-1.275.M
Indicators/operating means
Display elements operating state (green)
fault indication (red)
Electrical specifications
Nominal voltage Un 230 V AC/ 400 V AC
Continuous voltage Uc 275 V AC
Temporary overvoltage Ut 335 V / 5 s (TOV withstand)
Surge Current (8/20) In 20 kA
Max. surge current (8/20) Imax 40 kA
Voltage Protection Level Up 1.25 kV
1 kV at 5 kA
Reaction time tA 25 ns
Short-circuit-proof 50 kA eff
Overcurrent protection max. 125 A gL/gG , mains-side
Error message output
Connection terminals 11, 12, 14
Output potential free changeover contact
Switch power AC: 250 V / 0.5 A
DC: 250 V/0.1 A; 125 V/0.2 A; 75 V/0.5 A; 24 V/0.5 A