| Rated primary current Ipr |
250…1600 A |
| Rated frequency |
50 Hz |
| Working frequency |
47…63 Hz |
| Option |
Rated frequency 400 Hz, burden to be advised |
| Rated continuous thermal current Icth |
100 % Ipr |
| Rated short-time thermal current Ith |
< 60 Ipr, max. 90 kA |
| Rated dynamic current Idyn |
2.5 Ith |
| Rated secondary current Isr |
5 / 1 A |
| Rated burden |
2.5…10 VA at class 5P5 / 1…2 VA at class 5P10 |
| Accuracy class |
Class 5P / 5P10 |
| Max. power dissipation |
≤ 8 W |
| Note on thermal dimensioning |
For switchboard thermal calculation |
| Max. allowed cable or busbar temperature |
125 °C |
| Note on secondary winding |
With open secondary winding, an operating time of 1 minute is guaranteed. |
| Accessory |
ATAP015 (NT710) for automatic short-circuiting of the secondary winding when the threshold value is exceeded |
| Auxiliary supply |
Not required, self-powered |