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Phoenix ContactOfficial Distributor

By Phoenix Contact

SKU
MPN
CN-UB-280DC-3-BB
Weight
0.172 kg
Series CN-UB

CN-UB-280DC-3-BB - Surge protection device

Attachment plug with replaceable surge protection for coaxial signal interfaces. Connection: N connector socket/socket

Technical Specifications

Product properties

IEC test classificationC2
IEC test classificationC3
IEC test classificationD1
TypeAttachment plug
Number of Positions1
Surge protection fault messagenone

Insulation characteristics

Overvoltage categoryIII
Pollution degree2

Connection data

Connection MethodN connector 50 Ω

Dimensions

Width31 mm
Height33.5 mm
Length57.8 mm

Material specifications

ColorNickel
Colorblack (RAL 9005)
Housing MaterialHPb59-1
Housing surface materialCu-Sn-Zn
Contact surface materialAu
Inner conductor materialQSn6.5-0.1
Inner conductor surface materialGold
Insulation body materialPTFE
Spring contact materialQSn6.5-0.1

Mechanical data

Open side panelNo

Protective circuit

Direction of actionLine-Shield/Earth Ground
Maximum continuous voltage UC280 V DC
Maximum continuous voltage UC (line-earth)280 V DC
Rated current5 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) µs2.5 kA
Total surge current (10/350) µs2.5 kA
Total discharge current Itotal (8/20) µs20 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-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-shield)≤ 900 V (C1 - 1 kV / 500 A)
Voltage protection level Up (line-shield)≤ 1.1 kV (C2 - 10 kV / 5 kA)
Response time tA (line-earth)≤ 100 ns
Response time tA (line-shield)≤ 100 ns
Input attenuation aE, asym.typ. 0.1 dB (≤ 3 GHz)
Cut-off frequency fg (3 dB), asym. (shield) in 50 Ω system> 3 GHz
Frequency Range0 Hz ... 3 GHz
Voltage standing wave ratio VSWR in a 50 Ω systemtyp. 1.15 (≤ 3 GHz)
Voltage standing wave ratio VSWR in a 50 Ω systemmax. 1.20
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 (core-earth)typ. 1.5 pF
Capacity asymmetrical (shield)typ. 1.5 pF
Surge protection fault messagenone
Impulse durability (line-earth)C2 - 10 kV / 5 kA
Impulse durability (line-earth)C3 - 100 A
Impulse durability (line-earth)D1 - 2.5 kA

Ambient conditions

Degree of ProtectionIP55
Degree of ProtectionIP55
Ambient Temperature (Operation)-40 °C ... 80 °C
Altitude2000 m

Air clearances and creepage distances

Standards/regulationsIEC 60664-1
Standards/specificationsIEC 61643-21/A1
Note2008
Standards/specificationsEN 61643-21/A1
Note2009

Mounting

Mounting TypeConnection-specific intermediate plugging
Accessories

Why Proax for Phoenix Contact 2801050?

Proax is an authorized distributor of Phoenix Contact 2801050 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

Pack Size1
Recommended

Available for order

Phoenix Contact Availability