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Phoenix ContactOfficial Distributor

By Phoenix Contact

SKU
MPN
TTC-6-2X1-24DC-UT
Weight
0.039 kg
Series TTC

TTC-6-2X1-24DC-UT - Surge protection device

Surge protection for two signal wires with common reference potential, e.g., Digital IN/OUT. Can be used in safety-related circuits up to SIL 3.

  • Space saving with a narrow overall width of just 6 mm
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Technical Specifications

Product properties

Product familyTERMITRAB complete
IEC test classificationC1
IEC test classificationC2
IEC test classificationC3
IEC test classificationD1
TypeDIN rail module, one-piece

Insulation characteristics

Overvoltage categoryIII
Pollution degree2

Electrical properties

Nominal voltage UN24 V DC

Connection data

Connection MethodScrew connection
Screw threadM3
Tightening torque0.5 Nm ... 0.6 Nm
Conductor cross section flexible0.2 mm² ... 2.5 mm²
Conductor cross section rigid0.2 mm² ... 4 mm²
Conductor cross section AWG24 ... 12

Dimensions

Width6.2 mm +0.1 mm
Height105.8 mm
Depth69.5 mm (incl. DIN rail 7.5 mm)

Material specifications

Colorgray (RAL 7042)
Colorlight grey (RAL 7035)
Flammability rating according to UL 94V-0
Insulating materialPBT
Housing MaterialPBT

Mechanical data

Open side panelNo

Protective circuit

Direction of actionLine-Line & Line-Signal Ground/Shield & optional Signal Ground/Shield-Earth Ground
Maximum continuous voltage UC30 V DC
Maximum continuous voltage UC21 V AC
Rated current600 mA (40 °C)
Operating effective current IC at UC≤ 5 µA
Residual current IPE≤ 10 µA
Nominal discharge current In (8/20) µs (line-ground)5 kA
Pulse discharge current Iimp (10/350) µs (line-earth)0.5 kA
Total discharge current Itotal (8/20) µs10 kA
Voltage protection level Up (line-earth)≤ 140 V (C1 - 1 kV / 500 A)
Voltage protection level Up (line-earth)≤ 130 V (C2 - 10 kV / 5 kA)
Voltage protection level Up (line-earth)≤ 45 V (C3 - 25 A)
Voltage protection level Up (line-earth)≤ 50 V (C3 - 100 A)
Voltage protection level Up static (line-earth)≤ 55 V (C1 - 1 kV / 500 A)
Voltage protection level Up static (line-earth)≤ 80 V (C2 - 10 kV / 5 kA)
Response time tA (line-earth)≤ 1 ns
Input attenuation aE, asym.typ. 0.3 dB (≤ 270 kHz/150 Ω)
Input attenuation aE, asym.typ. 0.3 dB (≤ 407 kHz / 100 Ω)
Cut-off frequency fg (3 dB), asym. (PE) in 100 Ω systemtyp. 1280 kHz
Cut-off frequency fg (3 dB), asym. (PE) in 150 Ω systemtyp. 960 kHz
Capacity (core-earth)typ. 2.2 nF
Resistance per path1.65 Ω ±20 %
Surge protection fault messagenone
Max. required back-up fuse630 mA (FF)
Impulse durability (line-earth)C1 - 1 kV / 500 A
Impulse durability (line-earth)C2 - 10 kV / 5 kA
Impulse durability (line-earth)C3 - 100 A
Impulse durability (line-earth)D1 - 500 A
Pulse reset time (line-earth)≤ 300 ms

Additional technical data

Max. total discharge current I total max (8/20) µs20 kA (1x)

Ambient conditions

Degree of ProtectionIP20
Ambient Temperature (Operation)-40 °C ... 85 °C
Ambient temperature (storage/transport)-40 °C ... 85 °C
Altitude≤ 4000 m (amsl)
Permissible humidity (operation)5 % ... 95 %

Conformity/Approvals

UL, USA / CanadaClass I, Div. 2, Groups A, B, C, D T4

Standards and Regulations

Standards/specificationsIEC 61643-21
Note2000 + corrigendum 2001 + A1:2008, modified + A2:2012

EN 61643-21

Standards/specificationsEN 61643-21
Note2001 + A1:2009 + A2:2013

Mounting

Mounting TypeDIN rail: TH 35 - 7.5 mm
Accessories

Why Proax for Phoenix Contact 2906799?

Proax is an authorized distributor of Phoenix Contact 2906799 and one of Phoenix Contact's largest distributors in North America. Our highly skilled in-house technical team is ready to assist with any technical needs.

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Additional Information

Pack Size1
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