商品名称： P+F 倍加福 M-LB-4242 Surge Protection Barriers 用于信号线保护的设备
品牌名称： P+F 倍加福
分类名称： 其他
商品订货号：
商品型号： M-LB-4242
产品参数
| Connection | spring terminals with push-in connection technology |
| Number of protected signal lines | 2 |
| Topology | non-grounded |
| Leakage current | < 30 µA bei U , line-line < 10 nA bei U , line-earth |
| Width | 6 mm |
| Voltage protection level | U max. 57 V line-line for nominal discharge current I max. 600 V line-earth for nominal discharge current I |
| Nominal discharge current (8/20 µs) | I 5 kA per line |
| Core cross section | 0.2 ... 2.5 mm one wire 0.2 ... 2.5 mm fine-strand |
| Safety Integrity Level (SIL) | SIL 3 |
| Nominal voltage | 24 V |
| Relative humidity | max. 95 % , without condensation |
| IECEx marking | Ex ec IIC T4 Gc |
| Impulse discharge current (10/350 µs) | I 1.5 kA per line |
| Supplementary information | Observe the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com. |
| Depth | 69 mm |
| Directive 2014/34/EU | EN 60079-0:2018 , EN IEC 60079-7:2015+A1:2018 |
| Impulse reset time | < 30 ms |
| Temperature class | T4 for ambient temperature ≤ 80 °C |
| Max. surge current (8/20 µs) | I 20 kA |
| Mounting | on 35 mm DIN mounting rail acc. to EN 60715:2001 |
| Marking | II 3G Ex ec IIC T4 Gc |
| Display elements | status display operating state (green) fault indication (red) |
| Functional safety | IEC/EN 61508:2010 |
| Surge protective devices for low voltage | EN 61643-21:2001+A1:2009+A2:2013 IEC 61643-21:2001+A1:2008+A2:2012 |
| Corrosion resistance | acc. to ISA-S71.04, severity level G3 |
| Height | 90 mm |
| Certificate | TÜV 22 ATEX 8881 X |
| Nominal load current | I 0.75 A at 70 °C (158 °F) |
| Ambient temperature | -40 ... 80 °C (-40 ... 176 °F) |
| Dimensions | 6 x 90 x 69 mm (0.24 x 3.5 x 2.7 inch) (W x H x D) |
| UL approval | E501704 |
| Cut-off frequency | f 5.8 MHz , line-line |
| Degree of protection | IP20 |
| Storage temperature | -40 ... 80 °C (-40 ... 176 °F) |
| Mass | approx. 35 g |
| Maximum continuous operating voltage | U 25.4 V AC and 36 V DC |
| Total discharge current (8/20 µs) | I 10 kA |
| Housing | Polyamide PA 6.6 |
| Series resistance | 1 Ω per line |
| IECEx certificate | IECEx TUR 22.0051X |
