VW3A7102 Schneider Electric
VW3A7102 Schneider Electric
Opis
resistance braking unit - 400 kW - 400 V - for variable speed drive
Tehnične lastnosti
| Glavno | |
| Izdelek ali sestavni del | resistance braking unit ATV61 resistance braking unit ATV71 |
| protection type | integrated thermal protection by thermal probe |
| Združljivost izdelkov | ATV61HC40N4 ATV61HC50N5 ATV61HC63N4 ATV61QC40N4 ATV61QC50N4 ATV61QC63N4 ATV71HC31N4 ATV71HC40N4 ATV71HC50N4 ATV71QC31N4 ATV71QC40N4 ATV71QC50N4 |
| Združljivost serije/obsega | Altivar 71 Altivar 61Q Altivar 71Q Altivar 61 |
| thermal losses | 750 W |
| maximum braking power | 750 kW |
| permanent braking power | 400 kW at 400 V (at constant power and at engage threshold) |
| minimum resistor value to associate | 0.7 Ohm |
| activation threshold | 785 V DC +/- 1 % |
| Komplementarno | |
| Teža izdelka | 80 kg |
| operating position | vertical |
| electrical connection | cable, connection capacity: 2 x 150 mm² <1 m between drive and braking unit cable, connection capacity: 2 x 150 mm² <50 m between braking unit and braking resistors |
| load factor | 0.05 for 750 kW at constant power and at engage threshold 0.15 for 550 kW at constant power and at engage threshold 0.5 for 440 kW at constant power and at engage threshold |
| maximum cycle time | 240 ms |
| volume of cooling air | 600 m3/h |
| maximum DC bus voltage | 850 V |
| Okolje | |
| Temperatura okoliškega zraka za delovanje | -10-50 °C |
| IP stopnja zaščite | IP20 |
| Stopnja onesnaženosti | 2 conforming to EN 50178 |
| Temperatura okoliškega zraka za skladiščenje | -25-70 °C |
| Nadmorska višina delovanja | 2000 m |
| Odpornost proti vibracijam | 0.2 gn |
| environmental characteristic | humidity resistant class 3K3 conforming to IEC 60721-3-3 |
