Chống sét tín hiệu mạng 12-port Watchfuleye WTH-SG/RJ45-KH-C/12
- Thiết bị chống sét lan truyền đường tín hiệu mạng, camera IP.
- Dùng cho tủ rack loại 12 port.
- Dòng cắt xung sét Imax (8/20μs): 20KA.
Thông số kỹ thuật
| Model | WTH-SG/RJ45-KH-C/12 |
| Nominal operating voltage (Un) | 2.8V(Ethernet)/ 48V(PoE) |
| Max. continuous operating voltage (UC) | 3V(Ethernet)/60V(PoE) |
| Nominal Discharge Current (In @8/20μs) | 3kA (line to line) |
| Max. Discharge Current (Imax @8/20μs) | 20kA (line to GND/PE) |
| Voltage protection level (Up @line-line) | 50V @ 3kV (1.2/50) |
| Voltage protection level (Up @line-GND/PE) | 700/800V @ 3kV (1.2/50) |
| Max Watt | 90W (PoE) |
| Data Rate | 100/1000Mbps |
| Bandwidth (3db) per pair | >250MHz |
| Insertion Loss | |
| Pairs Protected | 1-2,3-6,4-5,7-8 |
| Protective Element | GDT, TVS |
| Voltage Breakdown Range, Vdc @ 100 V/s | 2.4-188 (L-L) / 72-108(L-G) |
| Impulse Voltage Range,Vdc @ 100 V/µs | <1000 |
| Response Time (tA) | |
| Connection mode | RJ45 (1 to 12 Port) |
| Temperature Range | -40° to 176°F (-40° to 80°C) |
| Relative Humidity | 0% to 95% noncondensing |
| Maximum Operating Altitude | 10,000 feet (3000m) |
| Surge Life at 0.5kA (8/20μs) | >2000 events |
| Material of Construction | Black oxidized aluminum alloy |
- Bảo hành: 12 tháng.
