| Characteristic | Value | |
|---|---|---|
| Operation accuracy | At the frequency f = fn | |
| ±3% of the set value or ±0.002 x In | ||
| Operate time 1, 2 | Biased low stage Instantaneous high stage 3 | Typical 40 ms (±10 ms) Typical 15 ms (±10 ms) |
| Reset time | <40 ms | |
| Reset ratio | Typically 0.96 | |
| Retardation time | <20 ms | |
1 Fn = 50 Hz, results based on statistical distribution of 1000 measurements
2 Includes the delay of the high speed power output contact
3 Ifault = 2 x High operate value