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BXTU ML4 BD 0-180信号防雷器 德国DEHN防雷 节省空间的复合型SPD保护模块，带有电压自适应技术的LifeCheck技术，可保护工作电压相同或不同的2对对地隔离的平衡接口，自动检测保护信号的工作电压，按照该电压优化调整电压保护水平 Type | BXTU ML4 BD 0-180 | |||||||||
| Part No. | 920 349 | |||||||||
| SPD class | M | |||||||||
| SPD monitoring system | LifeCheck | |||||||||
| Operating voltage (UN) | 0 - 180 V | |||||||||
| Frequency of the operating voltage (fUN) | 0 - 400 Hz | |||||||||
| Max. continuous operating d.c. voltage (UC) | 180 V | |||||||||
| Max. continuous operating a.c. voltage (UC) | 127 V | |||||||||
| Permissible superimposed signal voltage (Usignal) | ≤ +/- 5 V | |||||||||
| Cut-off frequency line-line (Usignal,balanced 100 ohms) (fG) | 50 MHz | |||||||||
| Nominal current at 80 °C (corresponds to max. short-circuit current) (IL) | 100 mA | |||||||||
| D1 Total lightning impulse current (10/350 µs) (Iimp) | 10 kA | |||||||||
| D1 Lightning impulse current (10/350 µs) per line (Iimp) | 2.5 kA | |||||||||
| C2 Total nominal discharge current (8/20 µs) (In) | 20 kA | |||||||||
| C2 Nominal discharge current (8/20 µs) per line (In) | 10 kA | |||||||||
| Voltage protection level line-line for InC2 (Up) | see diagram, line C2 | |||||||||
| Voltage protection level line-line at 1 kV/µs C3 (Up) | see diagram, line C3 | |||||||||
| Voltage protection level line-line for IimpD1 (Up) | ≤ UN+ 53 V | |||||||||
| Voltage protection level line-PG for C2/C3/D1 | ≤ 550 V | |||||||||
BXTU ML4 BD 0-180信号防雷器 德国DEHN防雷 Series resistance per line | ≤ 10 ohms; typically 7.5 ohms | |||||||||
| Capacitance line-line (C) | ≤ 80 pF | |||||||||
| Capacitance line-PG (C) | ≤ 16 pF | |||||||||
| Operating temperature range | -40°C...+80°C | |||||||||
| Degree of protection (with plugged-in protection module) | IP 20 | |||||||||
| Pluggable into | BXT BAS base part | |||||||||
| Earthing via | BXT BAS base part | |||||||||
| Enclosure material | polyamide PA 6.6 | |||||||||
| Colour | yellow | |||||||||
BXTU ML4 BD 0-180信号防雷器 德国DEHN防雷
Test standards | IEC 61643-21 / EN 61643-21, UL 497B | |||||||||
| SIL classification | SIL1 / SIL2 *) | |||||||||
| Approvals | CSA, UL, GOST | |||||||||
| Weight | 25 g | |||||||||
| GTIN | 4.01336E+12 | |||||||||
| PU | 1 pc(s) | |||||||||
| Part No. | 920 349 |
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