743PC
FUSE SWITCH 3P NH2 400A BUSBAR
| Code | 018743PC |
| EAN | 8430892200721 |
Technical data
| Standard | IEC 60947‐3 IEC 60269‐2 |
| Conventional free air thermal current with fuse links (Ith) | 400 A |
| Max. allowed power dissipation of nh-fuse links (Pn) | 34 W |
| Conventional free air thermal current with solid links (Ith) | 630 A |
| Max. allowed power dissipation of solid links (Pn) | 9 W |
| AC 21 B (690 V) | 315 A |
| DC 21 B (440 V) | 400 A |
| AC 23 B (400 V) | 400 A |
| AC 22 B (500 V) | 400 A |
| Rated operational voltage (Ue) | 690 V |
| Insulation voltage (Ui) | 1000 V |
| Impulse voltage (Uimp) | 12 kV |
| Frequency (Hz) | 50-60 |
| Degree of protection | IP20 |
| Pollution degree | 3 |
| Rated short-circuit making capacity with solid links (Icm) | 10.6 kAsw |
| Rated short-circuit making capacity with fuse links | 80 kA Ie=400 A (400 V AC) 80 kA Ie=400 A (500 V AC) 80 kA Ie=315 A (690 V AC) |
| Rated short-time withstand current with solid links (Icw) | 13 kA / 1 s |
| Power dissipation ith without NH-Fuse links | 20 W |
| Power dissipation ith without solid links | 50 W |
| Terminal | M10 |
| Bus bar (Type / Width) | 40-60 mm / 5-10 mm |
