浪涌保护器K-LB-2.30特点
● 双通道
● DIN导轨安装模式
● 额定工作电压30 V,用于本安或非本安场合
● 保护现场或控制电路的输入端
● 浪涌保护达10 kA/线
● 绝缘电压500 V DC
● 不间断运行(自动复位)
浪涌保护器K-LB-2.30功能
该浪涌保护器能够限制来自雷电和开关冲击等多种感应电流。其原理是在发生浪涌时,向大地转移瞬间高电流并且把信号线上的电压限制到安全水平。该浪涌保护器除了能够提供45 V的线线钳位保护电压外,还能够提供500 V的线地保护电压。也能够保护与地绝缘电压大于500 V的的设备,例如本质安全栅和多数的现场设备。注意:浪涌保护器与地保持可靠有效的连接,同时与所保护的设备保持等电位,接地系统遵守所有应用规定。
浪涌保护器K-LB-2.30技术参数
Supply
Connection terminals 1, 2; 7, 8/3, 4; 5, 6
Rated voltage 30 V
Rated current 250 mA
Leakage current 5 μA
On-state voltage 45 V
Ground insulation 500 V breakdown voltage
Ambient conditions
Ambient temperature -30 ... 60 °C (-22 ... 140 °F) for Ex application, please
observe EC-Type Examination Certificate
Mechanical specifications
Protection degree IP20
Mass approx. 100 g
Dimensions 12.5 x 114 x 110 mm (0.5 x 4.5 x 4.3 in)
Data for application in connection
with Ex-areas
EC-Type Examination Certificate PTB 00 ATEX 2176X
Group, category, type of protection,
temperature classification
¬ II 2(1)G Ex ia IIC T6
CSA approval
Control drawing 116-0187 (cCSAus)
倍加福浪涌保护器
K-LB-1.30G K-LB-2.30G K-LB-1.6G K-LB-2.6G K-LB-1.30 K-LB-2.30 K-LB-1.6 K-LB-2.6
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