Your advantages
-Ground connection via separately led cable
-For insertion in the cable
CHỐNG SÉT LAN TRUYỀN CHO CCTV CAMERA – Surge protection device – C-UFB- 5DC/E 75 – 2763604
Surge protection device – C-UFB- 5DC/E 75 – 2763604 được dùng để bảo vệ cho đường tín hiệu của các giao diện cáp đồng trục với floating shield, điện áp tín hiệu 5VDC. Kết nối được với ổ cắm BNC/Phích cắm.
Tài liệu lắp đặt thiết bị:Tai-lieu-huong-dan-lap-dat-Thiet-bi-chong-set-lan-truyen-duong-tin-hieu-Video-TV-CCTV-Camera-5VDC-75-20kA-Phoenix-device-C-UFB-5DC-E-75-2763604
Sơ đồ mạch bên trong:
Thông số kích thước
| Height | 25.4 mm |
|---|---|
| Width | 25.4 mm |
| Depth | 93 mm |
Điều kiện môi trường
| Ambient temperature (operation) | -40 °C … 80 °C |
|---|---|
| Degree of protection | IP20 |
Thông số chung
| Housing material | Aluminum |
|---|---|
| Color | black |
| Standards for cearances and creepage distances | VDE 0110-1 |
| IEC 60664-1 | |
| Mounting type | Connection-specific intermediate plugging |
| Type | Attachment plug |
| Direction of action | Line-Shield/Earth Ground |
Protective circuit
| IEC test classification | C2 |
|---|---|
| C3 | |
| D1 | |
| Maximum continuous voltage UC | 5 V DC |
| Rated current | 185 mA (25 °C) |
| Operating effective current IC at UC | ≤ 300 µA |
| Residual current IPE | ≤ 2 µA |
| Nominal discharge current In (8/20) µs (line-earth) | 10 kA |
| Nominal discharge current In (8/20) µs (line-shield) | 10 kA |
| Total discharge current Itotal (8/20) µs | 20 kA |
| Output voltage limitation at 1 kV/µs (line-earth) spike | ≤ 500 V |
| Output voltage limitation at 1 kV/µs (line-shield) spike | ≤ 35 V |
| Output voltage limitation at 1 kV/µs (line-shield) static | ≤ 15 V |
| Residual voltage at In (line-shield) | ≤ 12 V |
| Voltage protection level Up (line-earth) | ≤ 500 V (C1 – 1 kV/500 A) |
| ≤ 500 V (C3 – 10 A) | |
| Voltage protection level Up (line-shield) | ≤ 25 V (C3 – 10 A) |
| ≤ 55 V (C1 – 1 kV/500 A) | |
| Response time tA (line-earth) | ≤ 100 ns |
| Response time tA (line-shield) | ≤ 500 ns |
| Input attenuation aE, asym. | 1.3 dB (≤ 5 MHz) |
| Cut-off frequency fg (3 dB), asym. (shield) in 50 Ohm system | typ. 80 MHz |
| Surge protection fault message | none |
| Impulse durability (line-earth) | C2 – 10 kV / 5 kA |
| D1 – 2.5 kA |
