TTC-6-2X1-M-24DC-UT-I
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Surge protection device
2906716
Surge protection with integrated status indicator and disconnect knife for two signal wires with common reference potential, e.g., Digital IN/OUT. Can be used in safety-related circuits up to SIL 3.
Product details
| Product type | Surge protection for MCR technology |
| Product family | TERMITRAB complete |
| IEC test classification | C1 |
| C2 | |
| C3 | |
| D1 | |
| Type | DIN rail module, one-piece |
| Insulation characteristics | |
| Overvoltage category | III |
| Pollution degree | 2 |
| Nominal voltage UN | 24 V DC |
| 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 |
| Dimensional drawing |
|
| Width | 6.2 mm +0.1 mm |
| Height | 105.8 mm |
| Depth | 83.5 mm (incl. DIN rail 7.5 mm) |
| Color | gray (RAL 7042) |
| Flammability rating according to UL 94 | V-0 |
| Insulating material | PBT |
| Housing material | PBT |
| Mechanical data | |
| Open side panel | No |
| Direction of action | Line-Line & Line-Signal Ground/Shield & optional Signal Ground/Shield-Earth Ground |
| Maximum continuous operating voltage UC | 30 V DC |
| 21 V AC | |
| Rated current | 600 mA (40 °C) |
| Operating effective current IC at UC | ≤ 5 µA |
| Protective conductor 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) |
| ≤ 130 V (C2 - 10 kV / 5 kA) | |
| ≤ 45 V (C3 - 25 A) | |
| ≤ 50 V (C3 - 100 A) | |
| Voltage protection level Up static (line-earth) | ≤ 55 V (C1 - 1 kV / 500 A) |
| ≤ 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) |
| 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 | optical |
| Max. required back-up fuse | 630 mA (FF) |
| Impulse durability (line-earth) | C1 - 1 kV / 500 A |
| C2 - 10 kV / 5 kA | |
| C3 - 100 A | |
| 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 % |
| 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 type | DIN rail: TH 35 - 7.5 mm |
Your advantages
Space-saving and cost-saving with a narrow overall width of just 6 mm
Continuous monitoring of protective devices, plus mechanical status indicator with optional remote signaling
Finding the right product for all possible requirements in MCR applications is easy, thanks to the complete range of products with customized features
Signal circuits easily interrupted for maintenance work, thanks to vertical knife disconnection