Phoenix TTC-3-1X2-24DC-PT-surge protector 2907325, surge protection, used for 2-wire floating signal loop, such as 0(4) mA ... 20 mA current cycle, HART compatible. Can be used in safety-related circuits up to SIL 3.

Product Type measurement and control technology
Product Series TERMITRAB complete
IEC Category C1
C2
C3
D1
type rail mounting module, monolithic
line pairs per module 1
insulation characteristics
Overvoltage Category III
pollution level 2

Rated voltage UN 24V DC

Connection Mode in-line connection
Flexible conductor cross-section, with sleeve, with plastic insulation sleeve 0.2 mm² ... 1 mm²
flexible conductor cross-section with cold press head without insulation sleeve 0.2 mm² ... 1.5 mm²
Flexible Wire Cross Section 0.2 mm² ... 1.5 mm²
Rigid conductor cross section 0.2 mm² ... 1.5 mm²
Attachable Guide Cross Section AWG 24 ... 16

Dimensional drawing
width 3.5mm
height 106mm
depth 69.5mm (7.5mm with DIN rail)

color gray (RAL 7042)
gray (RAL 7042)
flame retardant rating, according to UL 94 V-0
insulation material PBT
Shell Material PBT

Mechanical parameters
Open Side Panel is

movement direction Line-Line & Line-Signal Ground/Shield & optional Signal Ground/Shield-Earth Ground
Maximum continuous voltage Uc 30V DC
21V AC
Rated current 250 mA (70°C)
UC, the effective working current IC ≤ 1 µA
Residual Flow IPE ≤ 1 µA
Nominal discharge current In(8/20) & micro;s (core-core) 5 kA
Rated discharge current In(8/20)& micro;s (core-ground) 5 kA
pulse discharge current Iimp(350) & micro;s (core-ground) 0.5 kA
Total discharge current ITotal(8/20) µs 10 kA
voltage protection level Up(core-core) ≤ 50V (C1 - 500V / 250 A)
≤ 70V (C2 - 10 kV / 5 kA)
≤ 45V (C3 - 30 A)
voltage protection level Up(line-ground) ≤ 1000V (C2 - 10 kV / 5 kA)
≤ 1000V (C3 - 100 A)
voltage protection level Upstatic (core-core) ≤ 50V (C1 - 1 kV / 500 A)
response time tA(core-core) ≤ 1 ns
input attenuation AE, symmetric. Typical 0.3 dB (≤ 600 kHz / 150 Ω)
cut-off frequency fg(3 dB),150 Ω symmetric system Typical 2.4 MHz
capacitance (core-core) Typical 1 nF
the resistance of each path 2.2 Ω ± 10%
Surge protection fault alarm None
250 mA (FF)
2906798

Phoenix TTC-3-1X2-24DC-PT-Surge Protector 2907325

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