| Image* |  |  |  |  |
| Device | | | | |
 + pdf + ANSI + IEC... |  | | | |
| Line | SL | SL | SL | SL |
| Current transformer inputs | 4 | 4 | 4 | 7 |
| Voltage transformer inputs | 4 | 4 | 4 | 4 |
| Binary inputs | 22 | 26 | 22 | 26 |
| Output relays | 6 | 10 | 6 | 6 |
| Watchdog relay | 1 | 1 | 1 | 1 |
| Time overcurrent protection [50/51] | yes | yes | yes | yes |
| Inrush stabilisation (2nd harmonic) | - | - | - | yes |
| Directional time overcurrent protection [67] | yes | yes | yes | yes |
| Earth fault protection [50N/51N] | yes | yes | yes | yes |
| Sensitive EF isolated/compensated [50SN/51SN] | yes | yes | yes | yes |
| Resistance earthed / solidly earthed [50N/51N] | yes | yes | yes | yes |
| Earth fault directional feature [67N] | yes | yes | yes | yes |
| Thermal replica [49] | yes | yes | yes | yes |
| Circuit breaker failure protection [50BF] | yes | yes | yes | yes |
| Voltage protection [27/59] | yes | yes | yes | yes |
| Residual voltage [59N] | yes | yes | yes | yes |
| Frequency protection [81O/U] | yes | yes | - | yes |
| Power direction [32/37] | yes | yes | - | - |
| Negative sequence protection [46] | yes | yes | yes | - |
| Motor protection: thermal protection [49] | yes | yes | yes | yes |
| Differential protection: Transformer [87T] | - | - | - | yes |
| Differential protection: Generator [87G] | - | - | - | yes |
| Differential protection: Line [87L] | - | - | yes | - |
| Differential protection: Restricted earth fault [64REF] | - | - | - | yes |
| Voltage transformer supervision [60FL] | yes | yes | yes | yes |
| Auto reclosing AR [79] | yes | yes | yes | yes |
| Reset / Blocking | yes | yes | yes | yes |
| Time Date | yes | yes | yes | yes |
| Parameter sets | 4 | 4 | 4 | 4 |
| Event recorder | yes | yes | yes | yes |
| Fault recorder (none volatile) | yes | yes | yes | yes |
| Disturbance recorder | yes | yes | yes | yes |
| Output relay matrix | yes | yes | yes | yes |
Control and supervision
of a circuit breaker (remote or local) | yes | yes | yes | yes |
Control and detection
of switchgears | yes | yes | yes | yes |
Trip circuit resp.
control circuit supervision [74TC] | yes | yes | yes | yes |
| Programmable Logic | yes | yes | yes | yes |
| Trip- and auxiliary relays [86] | yes | yes | yes | yes |
| Modbus RTU Protocol | option | option | option | option |
| IEC 60870-5-103 | option | option | option | option |
| Profibus DP | option | option | option | option |
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All shown details without any guarantees! We reserve the right of changes without prior notice.