Schneider Electric VW3A7103
Resistance braking unit
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| Maximum braking power | 450 kW |
| Product compatibility | ATV61HC25Y ATV61HC31Y ATV61HC40Y ATV71HC20Y ATV71HC25Y ATV71HC31Y ATV71QC20Y ATV71QC25Y ATV71QC31Y ATV61QC25Y ATV61QC31Y ATV61QC40Y |
| Thermal losses | 650 W |
| Activation threshold | 1075 V DC +/- 1 % |
| Permanent braking power | 300 kW at 690 V (at constant power and at engage threshold) |
Item Number:
VW3A7103
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- Overview
- Comments
| Maximum braking power | 450 kW |
| Product compatibility | ATV61HC25Y ATV61HC31Y ATV61HC40Y ATV71HC20Y ATV71HC25Y ATV71HC31Y ATV71QC20Y ATV71QC25Y ATV71QC31Y ATV61QC25Y ATV61QC31Y ATV61QC40Y |
| Thermal losses | 650 W |
| Activation threshold | 1075 V DC +/- 1 % |
| Permanent braking power | 300 kW at 690 V (at constant power and at engage threshold) |
| Protection type | Integrated thermal protection by thermal probe |
| Minimum resistor value to associate | 2 Ohm |
| Electrical connection | Cable, connection capacity: 2 x 150 mmВІ, cable length = <= 50 m between braking unit and braking resistors Cable, connection capacity: 2 x 150 mmВІ, cable length = <= 1 m between drive and braking unit |
| Maximum DC bus voltage | 1100 V |
| Load factor | 0.5 for 350 kW at constant power and at engage threshold 0.15 for 400 kW at constant power and at engage threshold 0.05 for 450 kW at constant power and at engage threshold |
| Cycle time | <= 140000 ms |
| Volume of cooling air | 600 m3/h |
| Operating position | Vertical |
| Device Full Name | Schneider Electric VW3A7103 |
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