TT-UK5/ 12DC 2794686 PHOENIX CONTACT Surge protection device View larger
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TT-UK5/ 12DC 2794686 PHOENIX CONTACT Surge protection device

TT-UK5/ 12DC

2794686

PHOENIX_CONTACT

Surge protection device

Terminal block with surge voltage fine protection between clamping connector and DIN rail, nominal voltage: 12 V DC, for mounting on NS 32 or NS 35/7.5, terminal width: 6.2 mm, terminal height: 47 mm

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Trabtech (TT)

Brand new product in its original packaging covered by the warranties and certifications provided by PHOENIX_CONTACT

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Technical data

Product properties
Product typeSurge protection for MCR technology
IEC test classificationC1
C3
VDE requirement classC1
C3
TypeSingle-level terminal block
Number of positions1
Surge protection fault messagenone

Electrical properties
Nominal voltage UN12 V DC

Connection data
Connection methodScrew connection
Screw threadM3
Tightening torque0.8 Nm
Conductor cross section flexible0.2 mm² ... 4 mm²
Conductor cross section rigid0.2 mm² ... 4 mm²
Conductor cross section AWG24 ... 12

Dimensions
Width6.2 mm
Height42.5 mm
Depth47 mm

Material specifications
Flammability rating according to UL 94V-2
Housing materialPA

Mechanical properties
Mechanical data
Open side panelYes

Protective circuit
Direction of actionLine-Earth Ground
Maximum continuous voltage UC13 V DC
9 V AC
Rated current32 A (50 °C)
Residual current IPE≤ 5 µA
Nominal discharge current In(8/20) µs (line-ground)346 A (per path)
Total surge current (8/20) µs346 A
Max. discharge current Imax(8/20) µs maximum (line-earth)346 A
Nominal pulse current Ian (10/1000) µs (line-earth)67 A
Output voltage limitation at 1 kV/µs (line-earth) spike≤ 19 V
Output voltage limitation at 1 kV/µs (line-earth) static≤ 19 V
Residual voltage at In(conductor-ground)≤ 20 V
Response time tA(line-earth)≤ 1 ns
Cut-off frequency fg (3 dB), asym. (PE) in 150 Ω systemtyp. 1 MHz
Capacity (Core-Earth)≤ 2.35 nF
Surge protection fault messagenone
Impulse durability (line-earth)C1 - 500 V / 250 A
C3 - 25 A

Environmental and real-life conditions
Ambient conditions
Degree of protectionIP20
Ambient temperature (operation)-40 °C ... 85 °C

Standards and regulations
VDE requirement classC1
C3
Standards Information technology specification
Standards/regulationsIEC 61643-21
IEC 61643-21
Standards/specificationsIEC 61643-21
Note2000

Mounting
Mounting typeDIN rail: 35 mm

Datasheet - PDF

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