https://www.phoenixcontact.com/us/products/2800054
01/04/2021Page2/6
Surge protection device-S-PT-EX-48DC-1/2"-2800054
Technical data
Ambient conditions
Degree of protection IP67
General
Housing material Stainless steel
Color silver
Standards for cearances and creepage distances IEC60664-1
IEC60079-11
Mounting type 1/2" NPT
Type Screw-in module
Number of positions 2
Direction of action Line-Line & Line-Earth Ground
Protective circuit
IEC test classification C1
C2
C3
D1
Nominal voltage UN48 VDC
Maximum continuous voltage UC53 VDC
37 VAC
Operating effective current IC at UC≤ 5 µA
Residual current IPE ≤ 2 µA
Nominal discharge current In (8/20) µs (line-line) 170 A
Nominal discharge current In (8/20) µs (line-earth) 10 kA
Pulse discharge current Iimp (10/350)µs 1 kA
Total discharge current Itotal (8/20)µs 20 kA
Total discharge current Itotal (10/350)µs 2 kA
Nominal pulse current Ian (10/1000) µs (line-line) 34 A
Output voltage limitation at 1 kV/µs (line-line) spike ≤ 160 V
Output voltage limitation at 1 kV/µs (line-earth) spike ≤ 1.1 kV
Output voltage limitation at 1 kV/µs (line-line) static ≤ 80 V
Voltage protection level Up (line-line) ≤ 90 V (C3 - 10 A)
Voltage protection level Up (line-earth) ≤ 1.1 kV (C3 - 100 A)
≤ 1.1 kV (C1 - 1 kV/500 A)
≤ 1.2 kV (C2 - 10 kV / 5 kA)
Response time tA (line-line) ≤ 1 ns
Response time tA (line-earth) ≤ 100 ns
Input attenuation aE, sym. typ. 0.1 dB (30 MHz / 50 Ω)