Schneider Electric VW3A7101
Resistance braking unit
| Maximum braking power | 420 kW |
| Product compatibility | ATV61HC25N4 ATV61HC31N4 ATV71HC20N4 ATV71HC25N4 ATV71HC28N4 ATV71QC16N4 ATV71QC20N4 ATV71QC25N4 ATV61QC20N4 ATV61QC25N4 ATV61QC31N4 |
| Thermal losses | 550 W |
| Activation threshold | 785 V DC +/- 1 % |
| Permanent braking power | 200 kW at 400 V (at constant power and at engage threshold) |
Item Number:
VW3A7101
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- Overview
- Comments
| Maximum braking power | 420 kW |
| Product compatibility | ATV61HC25N4 ATV61HC31N4 ATV71HC20N4 ATV71HC25N4 ATV71HC28N4 ATV71QC16N4 ATV71QC20N4 ATV71QC25N4 ATV61QC20N4 ATV61QC25N4 ATV61QC31N4 |
| Thermal losses | 550 W |
| Activation threshold | 785 V DC +/- 1 % |
| Permanent braking power | 200 kW at 400 V (at constant power and at engage threshold) |
| Protection type | Integrated thermal protection by thermal probe |
| Minimum resistor value to associate | 1.05 Ohm |
| Electrical connection | Cable, connection capacity: 2 x 95 mmВІ between braking unit and braking resistors Cable between drive and braking unit |
| Maximum DC bus voltage | 850 V |
| Load factor | 0.5 for 250 kW at constant power and at engage threshold 0.15 for 320 kW at constant power and at engage threshold 0.05 for 420 kW at constant power and at engage threshold |
| Cycle time | <= 240 ms |
| Volume of cooling air | 100 m3/h |
| Operating position | Vertical |
| Device Full Name | Schneider Electric VW3A7101 |
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