Phoenix PT 2X2-HF-12 DC-ST-surge protector-plug-in 2839570, surge protection plug, installed on the base, for the two floating two-wire IT system to provide regular mode voltage coarse protection and fine protection. Rated voltage: 12V DC

Product Type Information Technology
Product Series PLUGTRAB PT
IEC Category C1
C2
C3
D1
VDE requirement level C1
C2
C3
D1
type needle type
Bits 5
can test protectors using the CHECKMASTER software tests:
line pairs per module 2
insulation characteristics
Overvoltage Category III
pollution level 2

Rated voltage UN 12V DC

Connection Mode screw connection (connection to the base)
Flexible Wire Cross Section 0.2 mm² ... 2.5 mm²
Rigid conductor cross section 0.2 mm² ... 4 mm²
Attachable Guide Cross Section AWG 24 ... 12

Dimensional drawing
width 17.7mm
height 45mm
depth 52mm
Horizontal stitch pitch 1 Division

color black (RAL 9005)
flame retardant rating, according to UL 94 V-0
Shell Material PA

Mechanical parameters
Open Side Panel No

movement direction Line-Line & Line-Signal Ground/Shield & optional Signal Ground/Shield-Earth Ground
Maximum continuous operating voltage UC 13V DC
9V AC
Rated current 450 mA (45°C)
UC, the effective working current IC ≤ 5 µA
Residual Flow IPE ≤ 4 & micro;A (applicable to PT 2X2-BE)
≤ 1 & micro;A (applicable to PT 2X2 F-BE)
Nominal discharge current In(8/20) & micro;s (core-core) 10 kA
Rated discharge current In(8/20)& micro;s (core-ground) 10 kA
pulse discharge current Iimp(10/350) µs 2.5 kA
Total discharge current ITotal(8/20) µs 20 kA
Maximum discharge current Imax(8/20) & micro;s (core-core) 10 kA
Maximum discharge current Imax(8/20) & micro;s (core-ground) 10 kA
rated power pulse current lan (1000)& micro;s (core-core) 67 A
Output voltage limit 1 kV/& micro;s (core-to-core) peak ≤ 50V
Output voltage limit 1 kV/& micro;s (core-ground) peak ≤ 450V
≤ 1 kV (applicable to PT 2X2 F-BE)
Output voltage limit 1 kV/& micro;s (core-core) static ≤ 25V
output voltage limited to 1 kV/& micro;s (line-signal ground) static ≤ 450V
Residual voltage ln,(wire-wire) ≤ 25V
Residual voltage lan(10/1000)& micro;s (wire-wire) ≤ 23V
voltage protection level Up(core-core) ≤ 100V (C2 - 10 kV / 5 kA)
voltage protection level Up(line-ground) ≤ 450V (C2 - 10 kV / 5 kA)
response time tA(core-core) ≤ 500 ns
response time tA (core-ground) ≤ 500 ns
input attenuation AE, symmetric. 0.2 dB (≤ 5 MHz)
cut-off frequency fg(3 dB),100 Ω symmetric system Typical 70 MHz
capacitance (core-core) Typical 30 pF
the resistance of each path 2.2 Ω
Surge protection fault alarm None
500 mA (T)
Impact tolerance (line-line) C2 - 10 kV / 5 kA
Impact resistance (line-ground) C2 - 10 kV / 5 kA
D1 - 2.5 kA

Phoenix PT 2X2-HF-12 DC-ST-Surge Protector-Plug 2839570

Created on:2025-09-22 15:33

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