Schneider Electric VW3A7103
MPNVW3A7103
Obsolete
resistance braking unit - 300 kW - 690 V - for variable speed drive
StockContact for availability
MOQ1 pcs
Sourced new & surplus through independent channelsListing updated Jun 2026
Specifications
Environmental
| Parameter | Value |
|---|---|
| IP rating (with kit options) | IP20 |
| Operating ambient temperature | -10...50 °C |
| Storage temperature | -25...70 °C |
| Operating altitude (with derating) | 1000...2260 m 1 % per 100 m |
| Pollution degree | 2 conforming to EN 50178 |
| Vibration resistance | 0.2 gn |
Other specifications
| Parameter | Value |
|---|---|
| Load factor | 0.05 for 450 kW at constant power and at engage threshold 0.15 for 400 kW at constant power and at engage threshold 0.5 for 350 kW at constant power and at engage threshold |
| Thermal losses | 650 W |
| Protection type | Integrated thermal protection by thermal probe |
| Operating position | Vertical |
| Activation threshold | 1075 V DC +/- 1 % |
| Maximum braking power | 450 kW |
| Volume of cooling air | 600 m3/h |
| Maximum DC bus voltage | 1100 V |
| Permanent braking power | 300 kW at 690 V (at constant power and at engage threshold) |
| Minimum resistor value to associate | 2 Ohm |
MPN
VW3A7103