CSA
Approval ID: 70136717DNV GL
Approval ID: TAE000027G| Nominal Voltage UN | Nominal Current IN | Cross Section AWG | Cross Section mm2 | |
|---|---|---|---|---|
Derating for non-Ex applications
Surge protection device - TTC-6-3-HF-F-M-EX-24DC-UT-I
2906823
Surge protection with integrated status indicator and knife disconnection for a 3-wire Ex i signal circuit with common reference potential. For HF applications. Indirect grounding via gas discharge tube, HART-compatible. Suitable for use in the fieldbus system (e.g., PROFIBUS PA) in accordance with the FISCO concept, APL ready.
Product Details
| IEC test classification | C1 |
| C2 | |
| C3 | |
| D1 | |
| Type | DIN rail module, one-piece |
| Product type | Surge protection for information technology |
| Insulation characteristics | |
| Overvoltage category | III |
| Pollution degree | 2 |
| 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 solid | 0.2 mm² ... 4 mm² |
| Conductor cross section AWG | 24 ... 12 |
| Maximum inner capacitance Ci | negligible |
| Max. internal inductance Li | negligible |
| Max. input current Ii | 400 mA (T4 / -40 °C ... +50 °C) |
| 250 mA (T4 / -40 °C ... +70 °C) | |
| 350 mA (T6 / -40 °C ... +35 °C) | |
| 100 mA (T6 / -40 °C ... +70 °C) | |
| Max. input voltage Ui | 30 V DC |
| Insulation voltage to ground | > 180 V DC |
| Ambient temperature (operation) | -40 °C ... 70 °C (with current derating) |
| Dimensional drawing |
|
| Width | 6.2 mm +0.1 mm |
| Height | 105.8 mm |
| Depth | 83.5 mm (incl. DIN rail 7.5 mm) |
| Color | sky blue RAL 5015 |
| 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 voltage UC | 30 V DC |
| Rated current | 600 mA (40 °C) |
| Operating effective current IC at UC | ≤ 5 µA |
| Residual current IPE | ≤ 1 µA |
| Nominal discharge current In (8/20) µs (line-line) | 5 kA |
| Nominal discharge surge current In (8/20) µs (Core-Earth) | 5 kA |
| Nominal discharge current In (8/20) µs (line-signal ground) | 5 kA |
| Pulse discharge current Iimp (10/350) µs (line-line) | 0.5 kA |
| Pulse discharge current Iimp (10/350) µs (line-earth) | 0.5 kA |
| Pulse discharge current Iimp (10/350) µs (line-signalground) | 0.5 kA |
| Total discharge current Itotal (8/20) µs | 10 kA |
| Voltage protection level Up (line-line) | ≤ 150 V (C1 - 1 kV / 500 A) |
| ≤ 275 V (C2 - 10 kV / 5 kA) | |
| ≤ 55 V (C3 - 100 A) | |
| Voltage protection level Up (line-earth) | ≤ 750 V (C1 - 1 kV / 500 A) |
| ≤ 750 V (C2 - 10 kV / 5 kA) | |
| ≤ 1.2 kV (C3 - 100 A) | |
| Voltage protection level Up (line-signalground) | ≤ 80 V (C1 - 1 kV / 500 A) |
| ≤ 125 V (C2 - 10 kV / 5 kA) | |
| ≤ 55 V (C3 - 100 A) | |
| Voltage protection level Up static (line-line) | ≤ 75 V (C1 - 1 kV / 500 A) |
| ≤ 120 V (C2 - 10 kV / 5 kA) | |
| Voltage protection level Up static (line-earth) | ≤ 750 V (C1 - 1 kV / 500 A) |
| ≤ 750 V (C2 - 10 kV / 5 kA) | |
| Voltage protection level Up static (line-signalground) | ≤ 75 V (C1 - 1 kV / 500 A) |
| ≤ 120 V (C2 - 10 kV / 5 kA) | |
| Response time tA (line-line) | ≤ 1 ns |
| Response time tA (line-earth) | ≤ 100 ns |
| Response time tA (line-signalground) | ≤ 1 ns |
| Input attenuation aE, sym. | typ. 0.3 dB (≤ 8.7 MHz / 150 Ω) |
| Input attenuation aE, asym. | typ. 0.3 dB (≤ 10.5 MHz / 150 Ω) |
| Cut-off frequency fg (3 dB), sym. in 150 Ω system | typ. 60 MHz |
| Cut-off frequency fg (3 dB), asym. (signal ground) in 150 Ω system | typ. 60 MHz |
| Capacity (Core-Core) | typ. 32 pF |
| Capacity (line-signalground) | typ. 32 pF |
| Resistance per path | 1.65 Ω ±20 % |
| Surge protection fault message | optical |
| Max. required back-up fuse | 630 mA (FF) |
| Impulse durability (line-line) | C1 - 1 kV / 500 A |
| C2 - 10 kV / 5 kA | |
| C3 - 100 A | |
| Impulse durability (line-earth) | C1 - 1 kV / 500 A |
| C2 - 10 kV / 5 kA | |
| C3 - 100 A | |
| D1 - 500 A | |
| Impulse durability (line-signalground) | C1 - 1 kV / 500 A |
| C2 - 10 kV / 5 kA | |
| C3 - 100 A | |
| D1 - 500 A | |
| Pulse reset time (line-line) | ≤ 600 ms |
| Pulse reset time (line-earth) | ≤ 30 ms |
| Pulse reset time (line-signalground) | ≤ 600 ms |
| Ambient conditions | |
| Degree of protection | IP20 |
| Ambient temperature (operation) | -40 °C ... 85 °C |
| Ambient temperature (storage/transport) | -40 °C ... 85 °C |
| Altitude | ≤ 2000 m (amsl (above mean sea level)) |
| Permissible humidity (operation) | 5 % ... 95 % |
| Conformity/Approvals | |
| UL, USA / Canada | Class I, Div. 2, Groups A, B, C, D T4 |
| Standards/specifications | EN 60079-0 |
| Standards/specifications | EN 60079-11 |
| EN 61643-21 | |
| Standards/specifications | EN 61643-21 |
| Standards/specifications | IEC 60079-0 |
| Standards/specifications | IEC 60079-11 |
| Standards/specifications | IEC 61643-21 |
| 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