https://www.phoenixcontact.com/us/products/2797861
09/10/2014Page1/5
Surge protection device-C-UFB-24DC-2797861
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Attachment plug with surge voltage coarse and fine protection, for coaxial signal interfaces, signal voltage 24 V.
Connection: BNC socket/plug
The illustration shows version C-
UFB- 5DC
Product Features
For insertion in the cable
Ground connection via separately led cable
Key commercial data
Packing unit 1 pc
GTIN
Weight per Piece (excluding packing) 89.43 GRM
Custom tariff number 85363010
Country of origin Germany
Technical data
Dimensions
Height 93 mm
Width 25.4 mm
Length 25.4 mm
Ambient conditions
Ambient temperature (operation) -40 °C ... 80 °C
Degree of protection IP20
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Surge protection device-C-UFB-24DC-2797861
Technical data
General
Housing material Aluminum
Color black
Standards for air 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 operating voltage UC30 V DC
Maximum continuous voltage UC (wire-ground) 30 V DC
Nominal current IN185 mA (25 °C)
Operating effective current IC at UC≤ 10 µA
Residual current IPE ≤ 10 µA
Nominal discharge current In (8/20) µs (Core-Earth) 10 kA
Nominal discharge current In (8/20) µs (Core-Shield) 10 kA
Total surge current (8/20) µs 10 kA
Max. discharge current Imax (8/20) µs maximum (Core-Earth) 10 kA
Output voltage limitation at 1 kV/µs (Core-Earth) spike ≤ 65 V
Output voltage limitation at 1 kV/µs (Core-Shield) spike ≤ 65 V
Output voltage limitation at 1 kV/µs (Core-Earth) static ≤ 45 V
Output voltage limitation at 1 kV/µs (Core-Shield) static ≤ 45 V
Residual voltage at In, (conductor-ground) ≤ 45 V
Residual voltage at In, (conductor-shield) ≤ 45 V
Voltage protection level UP (Core-Earth) ≤ 120 V (C2 - 10 kV / 5 kA)
≤ 85 V (C1 - 1 kV/500 A)
≤ 60 V (C3 - 10 A)
Voltage protection level UP (Core-Shield) ≤ 120 V (C2 - 10 kV / 5 kA)
≤ 60 V (C3 - 10 A)
≤ 85 V (C1 - 1 kV/500 A)
Voltage protection level UP static (core-ground) ≤ 50 V (C1 - 1 kV/500 A)
≤ 70 V (C2 - 10 kV / 5 kA)
Response time tA (Core-Earth) ≤ 500 ns
Response time tA (Core-GND) ≤ 500 ns
https://www.phoenixcontact.com/us/products/2797861
09/10/2014Page3/5
Surge protection device-C-UFB-24DC-2797861
Technical data
Protective circuit
Input attenuation aE, asym. 2 dB (≤ 10 MHz)
Cut-off frequency fg (3 dB), asym. (PE) in 50 Ohm system typ. 90 MHz
Cut-off frequency fg (3 dB), asym. (shield) in 50 Ohm system typ. 90 MHz
Surge carrying capacity in acc. with IEC 61643-21 (Core-Earth) C2 - 10 kV / 5 kA
D1 - 2,5 kA
Connection data
Connection method BNC 50 Ω
Connection type IN BNC socket
Connection type OUT BNC plug
Connection, equipotential bonding
Connection method Screw connection
Standards and Regulations
Standards/regulations IEC 61643-21
Classifications
eCl@ss
eCl@ss 4.0 27140201
eCl@ss 4.1 27130801
eCl@ss 5.0 27130801
eCl@ss 5.1 27130801
eCl@ss 6.0 27130807
eCl@ss 7.0 27130807
eCl@ss 8.0 27130807
ETIM
ETIM 2.0 EC000943
ETIM 3.0 EC000943
ETIM 4.0 EC000943
ETIM 5.0 EC000943
UNSPSC
UNSPSC 6.01 30212010
UNSPSC 7.0901 39121610
UNSPSC 11 39121610
UNSPSC 12.01 39121610
