Official DistributorSKU
MPN
2818148
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
2803137 - Angled bracket for individually fixing CN-UB... to housing panels, for example.
Why Proax for Phoenix Contact CN-UB-280DC-SB?
Proax is an authorized distributor of Phoenix Contact CN-UB-280DC-SB 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.
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Additional Information
| Alternate Names | CNUB280DCSB |
| Pack Size | 1 |
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