https://www.phoenixcontact.com/us/produkte/2803166
04.10.2012Page2/5
Surge protection device-CN-UB-70DC-6-BB-2803166
Technical data
Protective circuit
IEC category C2
IEC category C3
IEC category D1
VDE requirement class C2
VDE requirement class C3
VDE requirement class D1
Maximum continuous operating voltage UC 70 V DC
Maximum continuous operating voltage UC 50 V AC
Maximum continuous voltage UC (wire-ground) 70 V DC
Maximum continuous voltage UC (wire-ground) 50 V AC
Nominal current IN 10 A
Operating effective current IC at UC ≤ 1 µA
Nominal discharge surge current In (8/20) µs (Core-Earth) 5 kA
Nominal discharge surge current In (8/20) µs (Core-Shield) 5 kA
Max. discharge surge current Imax (8/20) µs maximum (Core-
Earth)
10 kA
Max. discharge surge current Imax (8/20) µs maximum (Core-
Shield)
10 kA
Nominal pulse current Ian (10/1000) µs (Core-Shield) 100 A
Lightning test current (10/350) µs, peak value limp 1 kA
Output voltage limitation at 1 kV/µs (Core-Earth) spike ≤ 650 V
Output voltage limitation at 1 kV/µs (Core-Shield) spike ≤ 650 V
Output voltage limitation at 1 kV/µs (Core-Earth) static ≤ 650 V
Output voltage limitation at 1 kV/µs (Core-Shield) static ≤ 650 V
Protection level UP (Core-Earth) ≤ 800 V (C2 (4 kV/2 kA))
Protection level UP (Core-Earth) ≤ 1 kV (C2 (10 kV/5 kA))
Protection level UP (Core-Shield) ≤ 800 V (C2 (4 kV/2 kA))
Protection level UP (Core-Shield) ≤ 1 kV (C2 (10 kV/5 kA))
Response time tA (Core-Earth) ≤ 100 ns
Response time tA (Core-GND) ≤ 100 ns
Input attenuation aE, asym. 0.1 dB (6 GHz)
Cut-off frequency fg (3 dB), asym. (shield) in 50 Ohm system > 6 GHz
Frequency range 0 Hz ... 6 GHz
Standing wave ratio SWR in a 50 Ω system Typ. 1.15 (6 GHz)
Permissible HF power Pmax. at SWR=xx (50 Ohm system) 30 W (VSWR = 1.15)
Capacity (Core-Earth) Typ. 1.5 pF
Capacity asymmetrical (shield) Typ. 1.5 pF
Surge carrying capacity in acc. with IEC 61643-21 (Core-Earth) C2 (10 kV/5 kA)
Surge carrying capacity in acc. with IEC 61643-21 (Core-Earth) C3 (100 A)
Surge carrying capacity in acc. with IEC 61643-21 (Core-Earth) D1 (1 kA)
Surge carrying capacity in acc. with IEC 61643-21 (Core-Shield) C2 (10 kV/5 kA)
Surge carrying capacity in acc. with IEC 61643-21 (Core-Shield) C3 (100 A)
Surge carrying capacity in acc. with IEC 61643-21 (Core-Shield) D1 (1 kA)
