Schneider Electric VW3A7757 Braking resistor 1,4 ohms 29kW IP23.
Schneider Electric VW3A7757 Braking resistor 1,4 ohms 29kW IP23.
| Manufacturer part number (MPN) | VW3A7757 |
| EAN / GTIN | 3606480802492 |
| Sales unit | pcs |
| Power | 29 kW |
| Resistance | 1.4 Ω |
| Range of product | Altivar |
| Range compatibility | Altivar Process ATV900 |
| Product or component type | Braking resistor |
| Ohmic value | 1.4 Ohm |
| [Ue] rated operational voltage | 24 V DC; 250 V AC |
| Product compatibility | Variable speed drive ATV930 wall mount 55 kW 200...240 V severe cycle; Variable speed drive ATV930 wall mount 75 kW 200...240 V severe cycle; Variable speed drive ATV930 wall mount 220 kW 380...480 V medium cycle; Variable speed drive ATV930 wall mount 250 kW 380...480 V medium cycle; Variable speed drive ATV930 wall mount 310 kW 380...480 V medium cycle |
| Duty cycle | Severe cycle (heavy duty) <54 s braking with 100 % braking torque for a 120 s cycle ; Severe cycle (heavy duty) <6 s braking with 165 % braking torque for a 120 s cycle ; Severe cycle (heavy duty) <6 s braking with 150 % braking torque for a 120 s cycle variable speed drive power = 220 kW; Severe cycle (heavy duty) <6 s braking with 150 % braking torque for a 120 s cycle variable speed drive power = 250 kW; Severe cycle (heavy duty) <6 s braking with 150 % braking torque for a 120 s cycle variable speed drive power = 315 kW |
| Average power available | 29 kW at 50 °C |
| Electrical connection | terminal, connection capacity: <= 2.5 mm² / 12 AWG for temperature control switch; M12 bar wire for drive |
| Protection type | Thermal protection via drive or temperature control switch at 120 °C |
| Width | 540 mm |
| Height | 1285 mm |
| Depth | 1060 mm |
| Product weight | 121 kg |
| IP degree of protection | IP23 |
| Ambient air temperature for storage | -25…70 °C |
| Ambient air temperature for operation | 0…50 °C |
| Warranty (in months) | 18 |
| Type of accessory/spare part | Breaking resistance |
| Accessory | Yes |
| Spare part | No |
| Country of origin | Germany |
| MOQ | 1 |