Air Circuit Breaker 3200A 3P Draw Out 3200 Frame NXA Chint
Chint NXA air circuit breaker features 3200A 3P, 3200A frame, draw-out type and 220-240V AC motor charging. Ideal for main incomers in industrial switchboards.
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Alternatively Known As: CHINT NXA32 Air Circuit Breaker, 3200A ACB, Withdrawable Air Circuit Breaker, Motorised Air Circuit Breaker
- Rated Current: 3200 A
- Frame Size: 3200 A
- Number of Poles: 3P
- Installation Type: Draw-out type
- Motor Charging Supply: 220/230/240 V AC, 50/60 Hz
- Motor Charging Time: 7 seconds maximum
- Rated Operational Voltage: 380/400/415 V AC
- Rated Insulation Voltage: 1000 V
- Rated Impulse Withstand Voltage: 12 kV
- Utilisation Category: B
- Breaking Capacity: N, S or H variant; confirm the selected model
- Connection: Horizontal rear connection
- Protection Functions: Long-time, short-time, instantaneous and ground-fault protection, subject to controller configuration
- Ingress Protection: Front IP20; other sides IP00
- Mechanical Service Life: Up to 20,000 to 30,000 open/close cycles depending on configuration
- Dimensions (H x L x W): 435.5mm x 463mm x 499.5mm
- Weight: 106 kg
- High-current 3200A rating for main incomers and high-capacity distribution applications
- Three-pole draw-out construction for simplified inspection, isolation and maintenance
- Motor-driven energy-storage mechanism with manual charging handle backup
- Withdrawable positions include connected, test and disconnected operating states
- Electronic protection and monitoring options available through the intelligent controller
- Horizontal rear connections suit industrial switchboard assemblies
- Mechanical and electrical interlocking provisions support safer maintenance procedures
- Installation, commissioning and protection-setting work must be completed by a licensed electrical contractor or suitably qualified switchboard professional. The breaker must be correctly coordinated with the switchboard, busbar system and fault level, and installed, tested and documented in accordance with AS/NZS 3000, applicable switchboard requirements and the manufacturer's instructions.
- Industrial main incomers
- Low-voltage main switchboards
- Commercial and infrastructure power-distribution switchboards
- Generator and transformer incomer protection
- Large industrial motor and process distribution systems
- High-capacity feeder and bus-section protection
- Applicable product standard: AS/NZS 60947.2 for low-voltage circuit-breakers
- Installation and electrical-work requirements should be assessed against AS/NZS 3000
- CHINT NXA documentation specifies IEC/EN 60947-2 compliance; Australian acceptance and certification requirements must be verified for the intended installation
- Durable metal construction and serviceable draw-out design can extend equipment life and reduce replacement waste
- Metal components are generally recoverable through established electrical-equipment recycling streams
- Draw-out maintenance access supports inspection and replacement of service parts without replacing the complete switchboard assembly
- Electronic monitoring options can support energy-management and preventive-maintenance programmes
CHINT's general warranty policy states 27 months from the date of manufacture for other low-voltage apparatus purchased through authorised sales channels. Contract terms, exclusions and Australian distributor conditions may vary.
Available through authorised CHINT distributors in Australia.
