https://www.phoenixcontact.com/us/produkte/2839538
05.10.2012Page2/6
Surge protection device-TT-2-PE/S1-24DC-2839538
Technical data
General
Width 6.2 mm
Height 79.6 mm
Depth 54.6 mm
Protective circuit
IEC category C1
IEC category C2
IEC category C3
IEC category D1
Nominal voltage UN 24 V DC
Maximum continuous operating voltage UC 30 V DC
Maximum continuous operating voltage UC 21 V AC
Maximum continuous voltage UC (wire-wire) 30 V DC
Maximum continuous voltage UC (wire-wire) 21 V AC
Nominal current IN 10 A (40°C)
Operating effective current IC at UC ≤ 1 µA
Ground conductor current IPE ≤ 1 µA
Nominal discharge surge current In (8/20) µs (Core-Core) 300 A
Nominal discharge surge current In (8/20) µs (Core-Earth) 5 kA
Total surge current (8/20) µs 10 kA
Nominal pulse current Ian (10/1000) µs (Core-Core) 60 A
Nominal pulse current Ian (10/1000) µs (Core-Earth) 100 A
Lightning test current (10/350) µs, peak value limp 500 A
Output voltage limitation at 1 kV/µs (Core-Core) spike ≤ 45 V
Output voltage limitation at 1 kV/µs (Core-Earth) spike ≤ 700 V
Protection level UP (Core-Core) ≤ 50 V (C1 - 500 V / 250 A)
Protection level UP (Core-Core) ≤ 45 V (C3 - 10 A)
Protection level UP (Core-Core) ≤ 50 V (C3 - 25 A)
Protection level UP (Core-Earth) ≤ 900 V (C2 - 10 kV / 5 kA)
Protection level UP (Core-Earth) ≤ 650 V (C1 - 1 kV/500 A)
Protection level UP (Core-Earth) ≤ 850 V (C3 - 25 A)
Protection level UP (Core-Earth) ≤ 850 V (D1 - 500 A)
Response time tA (Core-Core) ≤ 1 ns
Response time tA (Core-Earth) ≤ 100 ns
Input attenuation aE, sym. Typ. 0 dB (≤ 1 MHz / 50 Ω)
Input attenuation aE, sym. Typ. 0 dB (≤ 200 kHz / 150 Ω)
Cut-off frequency fg (3 dB), sym. in 50 Ohm system Typ. 6 MHz
Cut-off frequency fg (3 dB), sym. in 150 Ohm system Typ. 2.2 MHz
Capacity (Core-Core) 4 nF
Max. required back-up fuse 10 A (T/IEC 60127-2/3)
Surge carrying capacity in acc. with IEC 61643-21 (Core-Core) C1 (500 V / 250 A)
Surge carrying capacity in acc. with IEC 61643-21 (Core-Core) C3 (25 A)
Surge carrying capacity in acc. with IEC 61643-21 (Core-Earth) C1 (1 kV / 500 A)