The coupling device AGH204S-4 is designed to extend the nominal voltage range of the ISOMETER® iso685 series to AC, 3(N)AC 0…1650/0…1300 V, 50…400 Hz. The coupling device is connected to the system to be monitored according to the wiring diagram and connected to the terminal AK of the ISOMETER® by means of terminal AK… .
| Type | Nominal system voltage Un | Art. No. |
|---|---|---|
| AGH204S-4 | AC 0…1650 V/0…1300 V | B914013 |