TL 400
Article number: 70 504- The coupling devices TL* are used to adapt the input circuits of the insulation monitoring device to a higher operating voltage than the operating voltage of the IMD directly.
- The coupling units are connected between IT power supply system and insulation monitoring device.
| Rated operating AC voltage | UN | 400 V |
| Maximum continuous operating voltage AC | UC | 500 V |
| Designed for an insulation monitoring device | HIS71, HIG95, HIG97, HIG93, HIG91, HIG92, HIG94 | |
| Maximal operating current AC | IC | < 3 x 0.1 |
| Internal resistance | RIN | 3 x 12,7 |
| Internal inductance | LIN | 3 x 330 |
| Offset for insulation monitoring device | Rtl ext | 4.4 kΩ |
| Housing material | Polyamid PA6, UL94 V-0 | |
| Degree of protection | IP20 | |
| Operating temperature | ϑ | - 25 ÷ 55 °C |
| Recommended cross-section of connecting wires | S | 1.5 mm2 |
| Tightening torque | 0.2 | |
| Installation | On DIN rail 35 mm | |
| Modular width | 2 | |
| Operating position | Any | |
| Operation type | Permanent | |
| Lifetime | > 100 000 h | |
| Use for traction | No |