Official DistributorSKU
MPN
CN-UB-280DC-SB
Weight
0.146 kg
Series CN-UB
CN-UB-280DC-SB - Surge protection device
Attachment plug with replaceable surge protection for coaxial signal interfaces. Connection: N connector plug/socket
- Easy installation with system-compliant connection
- Use under extreme ambient conditions with robust design
- Service-friendly with replaceable protective components
Technical Specifications
General
| Note | To meet the discharge conditions for DC voltages, please note the following information: "The surge protective device should be used together with a transmitter unit, which shuts down in the event of a short-circuit." |
Product properties
| IEC test classification | C1 |
| IEC test classification | C2 |
| IEC test classification | C3 |
| IEC test classification | D1 |
| Type | Attachment plug |
| Surge protection fault message | none |
Insulation characteristics
| Overvoltage category | III |
| Pollution degree | 2 |
Connection data
| Connection Method | N connector 50 Ω |
Dimensions
| Width | 25 mm |
| Height | 25 mm |
| Depth | 72 mm |
Material specifications
| Color | Nickel |
| Color | Copper |
| Seal material | Silicon |
| Housing Material | Nickel-plated brass |
| Housing surface material | Nickel |
| Contact surface material | Au |
| Inner conductor material | CuZn |
| Inner conductor surface material | Gold |
| Insulation body material | PTFE |
| Spring contact material | CuSn |
Mechanical data
| Open side panel | No |
Protective circuit
| Direction of action | Line-Shield/Earth Ground |
| Maximum continuous voltage UC | 280 V DC |
| Maximum continuous voltage UC | 195 V AC |
| Rated current | 5 A (25 °C) |
| Operating effective current IC at UC | ≤ 1 µA |
| Nominal discharge current In (8/20) µs (line-ground) | 20 kA |
| Nominal discharge current In (8/20) µs (line-shield) | 20 kA |
| Pulse discharge current Iimp (10/350) µs (line-earth) | 2.5 kA |
| Pulse discharge current Iimp (10/350) µs (line-shield) | 2.5 kA |
| Total discharge current Itotal (8/20) µs | 20 kA |
| Max. discharge current Imax (8/20) µs maximum (line-earth) | 20 kA |
| Max. discharge current Imax (8/20) µs maximum (line-shield) | 20 kA |
| Nominal pulse current Ian (10/1000) µs (line-earth) | 100 A |
| Nominal pulse current Ian (10/1000) µs (line-shield) | 100 A |
| Output voltage limitation at 1 kV/µs (line-earth) spike | ≤ 900 V |
| Output voltage limitation at 1 kV/µs (line-shield) spike | ≤ 900 V |
| Voltage protection level Up (line-earth) | ≤ 900 V (C1 - 1 kV / 500 A) |
| Voltage protection level Up (line-earth) | ≤ 1.1 kV (C2 - 10 kV / 5 kA) |
| Voltage protection level Up (line-earth) | ≤ 1 kV (C3 - 25 A) |
| Voltage protection level Up (line-shield) | ≤ 900 V (C1 - 1 kV / 500 A) |
| Voltage protection level Up (line-shield) | ≤ 1.1 kV (C2 - 10 kV / 5 kA) |
| Voltage protection level Up (line-shield) | ≤ 1 kV (C3 - 25 A) |
| Response time tA | ≤ 100 ns |
| Input attenuation aE, asym. | typ. 0.1 dB (≤ 1.2 GHz / 50 Ω) |
| Input attenuation aE, asym. | typ. 0.2 dB (≤ 2.2 GHz / 50 Ω) |
| Cut-off frequency fg (3 dB), asym. (shield) in 50 Ω system | > 3 GHz |
| Voltage standing wave ratio VSWR in a 50 Ω system | typ. 1.10 (≤ 2 GHz) |
| Permissible HF power Pmax at VSWR = xx (50 ohm system) | 700 W (VSWR = 1.1) |
| Permissible HF power Pmax at VSWR = xx (50 ohm system) | 200 W (VSWR = ∞) |
| Capacity | typ. 1.5 pF |
| Surge protection fault message | none |
| Impulse durability (line-earth) | C1 - 1 kV / 500 A |
| Impulse durability (line-earth) | C2 - 10 kV / 5 kA |
| Impulse durability (line-earth) | C3 - 100 A |
| Impulse durability (line-earth) | D1 - 2.5 kA |
| Impulse durability (line-shield) | C1 - 1 kV / 500 A |
| Impulse durability (line-shield) | C2 - 10 kV/5 kA |
| Impulse durability (line-shield) | C3 - 100 A |
| Impulse durability (line-shield) | D1 - 2.5 kA |
Ambient conditions
| Degree of Protection | IP55 |
| Ambient Temperature (Operation) | -40 °C ... 80 °C |
| Altitude | ≤ 2000 m (amsl) |
Standards and Regulations
| Standards/specifications | IEC 61643-21 |
| Note | 2000 + A1:2008 |
| Standards/specifications | EN 61643-21 |
| Note | 2001 + A1:2009 |
Mounting
| Mounting Type | Connection-specific intermediate plugging |
Accessories
Why Proax for Phoenix Contact 2818148?
Proax is an authorized distributor of Phoenix Contact 2818148 and one of Phoenix Contact's largest distributors in North America. Our highly skilled in-house technical team is ready to assist with any technical needs.
Have a question in mind? to help you get the right product as quickly as possible for your project. We're always here to help!
Short Lead Time
Highly Trained Staff
Live Chat
Technical Support
Local Inventory
60+ Years Experience
Additional Information
| Pack Size | 1 |
Recommended
