Surge protection with filter function for a 2-wire floating signal circuit, e.g., 0(4) ... 20 mA current loop, HART-compatible.
| IEC test classification | C1 |
| C3 | |
| Type | DIN rail module, one-piece |
| Product type | Interference filters |
| Insulation characteristics | |
| Overvoltage category | III |
| Pollution degree | 2 |
| Connection method | Push-in connection |
| Conductor cross section flexible | 0.2 mm² ... 2.5 mm² |
| Conductor cross section solid | 0.2 mm² ... 2.5 mm² |
| Conductor cross section AWG | 24 ... 14 |
| Dimensional drawing |
|
| Width | 6.2 mm +0.1 mm |
| Height | 105.8 mm |
| Depth | 69.5 mm (incl. DIN rail 7.5 mm) |
| Color | traffic grey A RAL 7042 |
| Flammability rating according to UL 94 | V-0 |
| Insulating material | PBT |
| Housing material | PBT |
| Mechanical data | |
| Open side panel | No |
| Maximum continuous voltage UC | 38 V DC |
| 30 V AC | |
| Rated current | 500 mA |
| Operating effective current IC at UC | ≤ 0.1 µA |
| Residual current IPE | ≤ 10 µA |
| Nominal discharge surge current In (8/20) µs (Core-Earth) | 350 A |
| Total discharge current Itotal (8/20) µs | 700 A |
| Voltage protection level Up (line-earth) | ≤ 80 V (C1 - 0.5 kV / 250 A) |
| ≤ 80 V (C3 - 20 A) | |
| Response time tA (line-earth) | ≤ 25 ns |
| Input attenuation aE, sym. | typ. 0.3 dB (≤ 50 kHz / 150 Ω) |
| Input attenuation aE, asym. | typ. 0.3 dB (≤ 30 kHz / 50 Ω) |
| Cut-off frequency fg (3 dB), sym. in 50 Ω system | typ. 85 kHz |
| Cut-off frequency fg (3 dB), sym. in 150 Ω system | typ. 95 kHz |
| Cut-off frequency fg (3 dB), asym. (PE) in 50 Ω system | typ. 100 kHz |
| Capacity (Core-Earth) | 50 nF (±30 %) |
| Inductivity in series | 100 µH (±30 %) |
| Resistance per path | typ. 0.35 Ω |
| Surge protection fault message | none |
| Max. required back-up fuse | 500 mA (FF) |
| Impulse durability (line-line) | C3 - 20 A |
| Impulse durability (line-earth) | C1 - 0.5 kV / 250 A |
| C3 - 20 A |
| 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 (above mean sea level)) |
| Permissible humidity (operation) | 5 % ... 95 % |
| Standards/specifications | EN 60939-1 |
| Standards/specifications | EN 60939-2 |
| Standards/specifications | EN 61643-21 |
| Standards/specifications | IEC 61643-21 |
| Mounting type | DIN rail: TH 35 - 7.5 mm |