| Axle load | tbr (s) | Maximum AC surface temperature (˚C) without braking | Maximum AC surface temperature (˚C) during braking |
NR1 | 13t | 1.44 | 61.5 | 67.2 |
20t | 1.44 | 61.5 | 67.2 | |
NR2 | 13t | 1.44 | 60.4 | 66.4 |
20t | 1.44 | 60.4 | 66.6 |