https://www.phoenixcontact.com/us/products/2803072
09/10/2014Page3/5
Surge protection device-DT-UFB-V24/S-SB-SET-2803072
Technical data
Protective circuit
Voltage protection level UP (Core-GND) ≤ 30 V (C1 - 250 A)
≤ 30 V (B2 - 25 A)
Response time tA (Core-Core) ≤ 1 ns
Response time tA (Core-Earth) ≤ 1 ns
≤ 100 ns
Response time tA (Shield-Earth) ≤ 100 ns
Input attenuation aE, sym. typ. 0.3 dB (≤ 700 kHz / 100 Ω)
typ. 0.3 dB (≤ 700 kHz / 150 Ω)
Input attenuation aE, asym. typ. 0.3 dB (≤ 400 kHz / 100 Ω)
typ. 0.3 dB (≤ 400 kHz / 150 Ω)
Cut-off frequency fg (3 dB), sym. in 100 Ohm system typ. 2.5 MHz
Cut-off frequency fg (3 dB), sym. in 150 Ohm system typ. 2.5 MHz
Cut-off frequency fg (3 dB), asym. (GND) in 100 Ohm system typ. 1.3 MHz
Cut-off frequency fg (3 dB), asym. (GND) in 150 Ohm system typ. 1.3 MHz
Capacity (Core-Core) typ. 1 nF (f=1 MHz / VR= 0 V)
Capacity (Core-GND) typ. 2 nF (f=1 MHz / VR= 0 V)
Surge carrying capacity in acc. with IEC 61643-21 (Core-Core) B2 (1 kV/25 A)
C1 - 500 V / 250 A
Surge carrying capacity in acc. with IEC 61643-21 (Core-GND) B2 (1 kV/25 A)
C1 (500 V/250 A)
Connection data
Connection method D-SUB-25
Connection type IN D-SUB-25 plug
Connection type OUT D-SUB-25 socket
Connection, equipotential bonding
Connection method Cable connection/DIN rail
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