Schneider Electric VW3A7743
Braking resistor
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| Product compatibility | Variable speed drive ATV930 wall mount 5.5 kW 200...240 V severe cycle Variable speed drive ATV950 wall mount 30 kW 380...480 V medium cycle Variable speed drive ATV950 wall mount 22 kW 380...480 V medium cycle Variable speed drive ATV950 wall mount 18.5 kW 380...480 V medium cycle Variable speed drive ATV930 wall mount 30 kW 380...480 V medium cycle Variable speed drive ATV930 wall mount 22 kW 380...480 V medium cycle Variable speed drive ATV930 wall mount 18.5 kW 380...480 V medium cycle |
| Braking cycle | Severe cycle (heavy duty) : 6 s braking with 165 % braking torque for a 120 s cycle Medium cycle (heavy duty) : 4 s braking with 165 % braking torque for a 40 s cycle Medium cycle (normal duty) : 4 s braking with 135 % braking torque for a 40 s cycle Severe cycle (heavy duty) : 54 s braking with 100 % braking torque for a 120 s cycle |
| Average power available | 2.2 W at 50 °C |
| Ohmic value | 16 Ohm |
| Electrical connection | Terminal, clamping capacity: <= 2.5 mm?, AWG 12 for temperature control switch Terminal, clamping capacity: <= 10 mm?, AWG 8 for drive |
Item Number:
VW3A7743
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| Product compatibility | Variable speed drive ATV930 wall mount 5.5 kW 200...240 V severe cycle Variable speed drive ATV950 wall mount 30 kW 380...480 V medium cycle Variable speed drive ATV950 wall mount 22 kW 380...480 V medium cycle Variable speed drive ATV950 wall mount 18.5 kW 380...480 V medium cycle Variable speed drive ATV930 wall mount 30 kW 380...480 V medium cycle Variable speed drive ATV930 wall mount 22 kW 380...480 V medium cycle Variable speed drive ATV930 wall mount 18.5 kW 380...480 V medium cycle |
| Braking cycle | Severe cycle (heavy duty) : 6 s braking with 165 % braking torque for a 120 s cycle Medium cycle (heavy duty) : 4 s braking with 165 % braking torque for a 40 s cycle Medium cycle (normal duty) : 4 s braking with 135 % braking torque for a 40 s cycle Severe cycle (heavy duty) : 54 s braking with 100 % braking torque for a 120 s cycle |
| Average power available | 2.2 W at 50 °C |
| Ohmic value | 16 Ohm |
| Electrical connection | Terminal, clamping capacity: <= 2.5 mm?, AWG 12 for temperature control switch Terminal, clamping capacity: <= 10 mm?, AWG 8 for drive |
| Protection type | Thermal protection via drive or temperature control switch at 120 °C |
| [Ue] rated operational voltage | 250 V AC 24 V DC |
| Width | 290 mm |
| Height | 570 mm |
| Depth | 180 mm |
| Product weight | 7 kg |
| Ambient air temperature for operation | 0...50 °C |
| Ambient air temperature for storage | -25...70 °C |
| Device Full Name | Schneider Electric VW3A7743 |
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