DESCRIZIONE PRODOTTO
SCHNEIDER ELECTRIC VW3A7730 - Braking Resistor
The SCHNEIDER ELECTRIC VW3A7730 is a dedicated braking resistor engineered for the controlled dissipation of regenerative energy generated by industrial motors during deceleration cycles. This passive electrical component integrates directly with SCHNEIDER ELECTRIC Altivar 71 and Altivar Process series variable speed drives, ensuring stable DC bus voltage and preventing overvoltage conditions. It is critical for applications requiring frequent or rapid braking, including material handling, lifting equipment, and high-inertia machinery.
Technical Specifications:
- SERIES/FAMILY: Altivar 71, Altivar Process (ATV600, ATV900)
- COMPONENT TYPE: Braking Resistor
- ELECTRICAL SPECS:
- RESISTANCE: 30 Ohms
- CONTINUOUS POWER DISSIPATION: 3000 W
- PEAK POWER DISSIPATION: Dependent on duty cycle and drive sizing
- VOLTAGE RATING: Compatible with 400V/480V class variable speed drives
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Enclosed unit
- MOUNTING: Wall or cabinet mounting
- INTERFACE/CONTROL:
- CONNECTION: Screw terminals for direct connection to drive braking resistor terminals
- FEEDBACK: None (passive component)
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20
- COOLING METHOD: Natural convection
- MOUNTING STYLE: Vertical or horizontal panel mount within an enclosure
- COMPATIBILITY/APPLICATION:
- COMPATIBLE DRIVES: SCHNEIDER ELECTRIC Altivar 71, Altivar Process ATV600, Altivar Process ATV900 Variable Speed Drives
- APPLICATION: Regenerative braking for high inertia loads, rapid deceleration, lifting, and positioning applications in industrial machinery and automation systems