| Rated thermal current in ambient at 40 ºC | 32 A, 50 A, 63 A, 100 A |
| Rated thermal current in enclosure | 63 A, 100 A |
| Rated insulation voltage | 800 V |
| Rated dielectric strength | 5000 V |
| Rated impulse withstand voltage | 8 kV |
| Power dissipation in fuse links | 2.8 W (50A), 6.6 W (100A), etc. |
| Ie AC rated operational current at 400 V AC21A | 32 A, 50 A, 63 A, 100 A |
| Rated frequency | 50 / 60 Hz |
| Rated breaking capacity | 260 A, 400 A, 504 A, 800 A |
| Rated making capacity | 320 A, 500 A, 800 A, 1000 A |
| Short - time withstand current | 100 kA rms |
| Maximum cut - off current | 13 kA |
| Minimum number of mechanical operations | 10000 cycles |
| Maximum weight 2P | 0.7 kg |
| Maximum weight 3P | 1.1 kg |
| Maximum weight 3P+N | 1.5 kg |
| Overall width (top view) | 121 mm |
| Top view – circle diameter | 40 mm |
| Frontal external handle – total width | 95 mm |
| Handle detail – mounting plate width | min 140 / max 270 mm |
| Fuse type NFC 14x51 | Ø14 mm x 51 mm |
| Fuse type NH 00C | 10 mm x 24 mm x 42 mm, 15 mm x 54 mm x 80 mm |
| Fuse type BS A1 | Ø14.5 mm x 44.5 mm x 4.2 mm |
| Fuse type BS A2 | Ø24 mm x 73 mm x 5.5 mm |
| Fuse type BS A3 | Ø24 mm x 73 mm x 5.5 mm |