https://www.phoenixcontact.com/us/products/2800036
09/10/2014Page2/4
Surge protection device-S-PT-4-EX-24DC-2800036
Technical data
General
IEC 60079-11
Mounting type M20
Type Screw-in module
Number of positions 4
Direction of action Line-Line & Line-Earth Ground
Protective circuit
IEC test classification C1
C2
C3
D1
Nominal voltage UN24 V DC
Maximum continuous operating voltage UC36 V DC
25 V AC
Maximum continuous voltage UC (wire-wire) 36 V DC
25 V AC
Residual current IPE ≤ 2 µA
Nominal discharge current In (8/20) µs (Core-Core) 260 A
Nominal discharge current In (8/20) µs (Core-Earth) 10 kA
Total surge current (8/20) µs 20 kA
Total surge current (10/350) µs 2 kA
Nominal pulse current Ian (10/1000) µs (Core-Core) 50 A
Impulse discharge current (10/350)˽µs, peak value limp 1 kA
Output voltage limitation at 1 kV/µs (Core-Core) spike ≤ 130 V
Output voltage limitation at 1 kV/µs (Core-Earth) spike ≤ 1.1 kV
Output voltage limitation at 1 kV/µs (Core-Core) static ≤ 60 V
Voltage protection level UP (Core-Core) ≤ 65 V (C3 - 10 A)
Voltage protection level UP (Core-Earth) ≤ 1.1 kV (C3 - 100 A)
≤ 1.1 kV (C1 - 500 A)
≤ 1.2 kV (C2 - 10 kV / 5 kA)
Response time tA (Core-Core) ≤ 1 ns
Response time tA (Core-Earth) ≤ 100 ns
Input attenuation aE, sym. typ. 0.1 dB (30 MHz / 50 Ω)
typ. 0.1 dB (6 MHz / 150 Ω)
Cut-off frequency fg (3 dB), sym. in 50 Ohm system typ. 70 MHz
Cut-off frequency fg (3 dB), sym. in 150 Ohm system typ. 40 MHz
Capacity (Core-Core) typ. 20 pF