OPIS PRODUKTU
SCHNEIDER ELECTRIC VW3A7747 - Braking Resistor
This component is an external braking resistor designed for the SCHNEIDER ELECTRIC Altivar Process ATV600 and ATV900 series variable speed drives. It facilitates the dissipation of regenerative energy generated by motors during deceleration or braking operations, preventing DC bus overvoltage and ensuring stable drive operation. This unit is critical for applications requiring rapid deceleration, frequent stopping, or handling high inertia loads in industrial processes.
Technical Specifications:
- SERIES/FAMILY: Altivar Process ATV600, Altivar Process ATV900
- COMPONENT TYPE: External Braking Resistor
- ELECTRICAL SPECS:
- RESISTANCE: 47 Ohm
- CONTINUOUS POWER DISSIPATION: 1000 W (1 kW)
- PEAK POWER DISSIPATION: 10000 W (10 kW) for 5 seconds
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Enclosed resistor unit for panel or wall mounting
- THERMAL PROTECTION: Integrated PTC thermistor for overtemperature monitoring
- INTERFACE/CONTROL:
- CONNECTION: Terminal block for direct connection to drive braking resistor terminals
- FEEDBACK: Thermistor output for drive-based thermal monitoring
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20
- COOLING METHOD: Natural convection
- MOUNTING STYLE: Wall-mounted or panel-mounted
- COMPATIBILITY/APPLICATION:
- COMPATIBLE DRIVES: SCHNEIDER ELECTRIC Altivar Process ATV600 and ATV900 series variable speed drives, suitable for various power ratings
- APPLICATION: Regenerative braking in material handling, hoisting, centrifuges, test benches, and other high-inertia industrial machinery.
