Official DistributorSKU
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
- Cost-optimized with tailored product features
- Easy selection for all possible demands in MCR applications with a complete product portfolio
Technical Specifications
Product properties
| Product family | TERMITRAB complete |
| IEC test classification | C1 |
| IEC test classification | C2 |
| IEC test classification | C3 |
| IEC test classification | D1 |
| Type | DIN rail module, one-piece |
Insulation characteristics
| Overvoltage category | III |
| Pollution degree | 2 |
Electrical properties
| Nominal voltage UN | 24 V DC |
Connection data
| Connection Method | Screw connection |
| Screw thread | M3 |
| Tightening torque | 0.5 Nm ... 0.6 Nm |
| Conductor cross section flexible | 0.2 mm² ... 2.5 mm² |
| Conductor cross section rigid | 0.2 mm² ... 4 mm² |
| Conductor cross section AWG | 24 ... 12 |
Dimensions
| Width | 6.2 mm +0.1 mm |
| Height | 105.8 mm |
| Depth | 69.5 mm (incl. DIN rail 7.5 mm) |
Material specifications
| Color | gray (RAL 7042) |
| Color | light grey (RAL 7035) |
| Flammability rating according to UL 94 | V-0 |
| Insulating material | PBT |
| Housing Material | PBT |
Mechanical data
| Open side panel | No |
Protective circuit
| Direction of action | Line-Line & Line-Signal Ground/Shield & optional Signal Ground/Shield-Earth Ground |
| Maximum continuous voltage UC | 30 V DC |
| Maximum continuous voltage UC | 21 V AC |
| Rated current | 600 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) µs | 10 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 system | typ. 1280 kHz |
| Cut-off frequency fg (3 dB), asym. (PE) in 150 Ω system | typ. 960 kHz |
| Capacity (core-earth) | typ. 2.2 nF |
| Resistance per path | 1.65 Ω ±20 % |
| Surge protection fault message | none |
| Max. required back-up fuse | 630 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) µs | 20 kA (1x) |
Ambient conditions
| Degree of Protection | IP20 |
| 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 / Canada | Class I, Div. 2, Groups A, B, C, D T4 |
Standards and Regulations
| Standards/specifications | IEC 61643-21 |
| Note | 2000 + corrigendum 2001 + A1:2008, modified + A2:2012 |
EN 61643-21
| Standards/specifications | EN 61643-21 |
| Note | 2001 + A1:2009 + A2:2013 |
Mounting
| Mounting Type | DIN rail: TH 35 - 7.5 mm |
Accessories
0811228 - Marker pen without ink cartridge, for manual labeling of markers, labeling extremely wipe-proof, line thickness 0.35 mm
3022276 - Quick mounting end clamp for NS 35/7,5 DIN rail or NS 35/15 DIN rail, with marking option, with parking option for FBS...5, FBS...6, KSS 5, KSS 6, width: 5.15 mm, color: gray
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.
Have a question in mind? to help you get the right product as quickly as possible for your project. We're always here to help!
Short Lead Time
Highly Trained Staff
Live Chat
Technical Support
Local Inventory
60+ Years Experience
Additional Information
| Pack Size | 1 |
Recommended
2906805 - 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.
2906776 - Surge protection with integrated status indicator and disconnect knife for two signal wires with common reference potential. Indirect grounding via gas discharge tube, e.g., Digital IN/OUT. Can be used in safety-related circuits up to SIL 3.
2906767 - Surge protection with integrated status indicator and disconnect knife for two signal wires with common reference potential. Indirect grounding via gas discharge tube, e.g., Digital IN/OUT. Can be used in safety-related circuits up to SIL 3.
2906821 - Surge protection with integrated status indicator and disconnect knife for a 2-wire Ex i signal circuit with common reference potential.
2906729 - Surge protection with integrated status indicator and disconnect knife for two signal wires with common reference potential, e.g., Digital IN/OUT.
2906716 - Surge protection with integrated status indicator and disconnect knife for two signal wires with common reference potential, e.g., Digital IN/OUT.
2906798 - Surge protection for a 2-wire floating signal circuit, e.g., 0(4) mA ... 20 mA current loop, HART-compatible. Can be used in safety-related circuits up to SIL 3.
2906804 - Surge protection for a 2-wire floating signal circuit, e.g., 0(4) mA ... 20 mA current loop, HART-compatible. Can be used in safety-related circuits up to SIL 3.
2906772 - Surge protection with integrated status indicator and knife disconnection for a 2-wire floating signal circuit, e.g., 0(4) mA ... 20 mA current loop. Indirect grounding via gas discharge tube, HART-compatible. Can be used in safety-related circuits up to SIL 3.
2906764 - Surge protection with integrated status indicator and knife disconnection for a 2-wire floating signal circuit, e.g., 0(4) mA ... 20 mA current loop. Indirect grounding via gas discharge tube, HART-compatible. Can be used in safety-related circuits up to SIL 3.
2906820 - Surge protection with integrated status indicator and disconnect knife for a 2-wire floating Ex i signal circuit, e.g., 0(4) ... 20 mA current loop, HART-compatible.
2906726 - Surge protection with integrated status indicator and knife disconnection for a 2-wire floating signal circuit, e.g., 0(4) ... 20 mA current loop, Ex e approval for zone 2, HART-compatible.
2906713 - Surge protection with integrated status indicator and knife disconnection for a 2-wire floating signal circuit, e.g., 0(4) ... 20 mA current loop, Ex e approval for zone 2, HART-compatible.
2906808 - Fine surge protection for two signal wires with common reference potential. Can be used in safety-related circuits up to SIL 3.
2906807 - Fine surge protection for two signal wires with common reference potential. Can be used in safety-related circuits up to SIL 3.
2906806 - Surge protection for resistance-dependent measuring signals. Can be used in safety-related circuits up to SIL 3.
2906800 - Surge protection for resistance-dependent measuring signals. Can be used in safety-related circuits up to SIL 3.
2908438 - Surge protection with integrated status indicator for a 2-wire floating signal circuit with high nominal current. Can be used in safety-related circuits up to SIL 3.
2908439 - Surge protection with integrated status indicator for a 2-wire floating signal circuit with high nominal current. Can be used in safety-related circuits up to SIL 3.
2906731 - Surge protection with integrated status indicator and knife disconnection for a 2-wire floating signal circuit with high nominal current.