| Image* |  |  |  |  |  |  |
| Device | | | | | | |
 + pdf + ANSI + IEC... |  | | | | | |
| Line | HTL | HTL | HTL | HTL | HTL | HTL |
| Current transformer inputs | - | 3 | - | 4 | 3 | 4 |
| Voltage transformer inputs | 3 | 3 | 4 | 3 | 4 | 4 |
| Binary inputs | 2 | 2 | 2 | 2 | 2 | 2 |
| Output relays | 4 | 4 | 4 | 4 | 4 | 4 |
| Watchdog relay | 1 | 1 | 1 | 1 | 1 | 1 |
| Time overcurrent protection [50/51] | - | yes | - | yes | yes | yes |
| Earth fault protection [50N/51N] | - | - | - | yes | - | yes |
| Resistance earthed / solidly earthed [50N/51N] | - | - | - | - | - | yes |
| Earth fault directional feature [67N] | - | - | - | - | - | yes |
| Circuit breaker failure protection [50BF] | - | yes | - | yes | yes | yes |
| Voltage protection [27/59] | yes | yes | yes | yes | yes | yes |
| Residual voltage [59N] | - | - | yes | - | yes | - |
| Frequency protection [81O/U] | yes | yes | yes | yes | yes | yes |
| Frequency gradient [81] | yes | yes | yes | yes | yes | yes |
| Vector surge / mains decoupling [78] | yes | yes | yes | yes | yes | yes |
| Reset / Blocking | yes | yes | yes | yes | yes | yes |
| Voltage dependent function | yes | yes | yes | yes | yes | yes |
| Time Date | yes | yes | yes | yes | yes | yes |
| Parameter sets | 2 | 2 | 2 | 2 | 2 | 2 |
| Fault recorder (none volatile) | yes | yes | yes | yes | yes | yes |
| Disturbance recorder | yes | yes | yes | yes | yes | yes |
| Output relay matrix | yes | yes | yes | yes | yes | yes |
| RS485 Open Data Protocol | yes | yes | yes | yes | yes | yes |
| Modbus RTU Protocol | option | option | option | option | option | option |
| Profibus DP | option | option | option | option | option | option |
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All shown details without any guarantees! We reserve the right of changes without prior notice.