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Air Circuit Breaker 1600A 3P Draw Out 2000 Frame NXA Chint
Chint NXA air circuit breaker features 1600A 3P, 2000A 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 NXA20 1600A Air Circuit Breaker, Motorised Draw-Out ACB, Main Incomer ACB
Technical Specifications
- Product Series: NXA air circuit breaker
- Frame Size: 2000A frame, NXA20
- Rated Current: 1600A
- Number of Poles: 3 pole
- Installation Type: Horizontal draw-out
- Motor Charging Supply: 220/230/240V AC, 50/60Hz
- Motor Charging Time: 7 seconds maximum
- Motor Operating Frequency: 2 operations per minute maximum
- Maximum Rated Operating Voltage: 690V AC, 50/60Hz
- Rated Insulation Voltage: 1000V AC
- Ingress Protection: IP20 at the front; IP00 on other sides
- Breaking Capacity: Dependent on the selected N, S or H breaking-capacity version
- Intelligent Controller: Configuration dependent; verify controller type before ordering
- Dimensions (H x L x W): 403mm x 435.5mm x 430mm
- Weight: 71 kg
Key Features
- 1600A rated current within a 2000A frame size
- Three-pole configuration for three-phase power distribution
- Draw-out construction supports connected, test and disconnected positions
- Motorised spring-energy charging from a 220–240V AC control supply
- Suitable for main incomer and high-current feeder protection
- Compatible with optional closing, shunt-trip, undervoltage, auxiliary-contact and position-indication accessories
- Front-mounted operating controls and intelligent trip-controller interface
- Designed for low-voltage industrial and commercial switchboards
Professional Installation Requirements
- Installation, commissioning and protection-setting work must be performed by a licensed electrical contractor or suitably qualified switchboard professional. Install in accordance with AS/NZS 3000, the manufacturer's instructions and the switchboard assembly requirements. Confirm short-circuit ratings, clearances, busbar connections, control voltages and trip settings before energisation.
Applications
- Main incomers in industrial switchboards
- Low-voltage commercial power distribution
- High-current feeder protection
- Manufacturing plants and process facilities
- Data centres and critical power systems
- Generator and utility incomer protection
- Motor control centres and large electrical distribution boards
Standards & Compliance
- Applicable product standard: AS/NZS 60947.2 for low-voltage circuit-breakers
- Installation should comply with AS/NZS 3000 and applicable switchboard assembly requirements
Environmental Benefits
- Metal components and conductors can be recovered and recycled at end of service life
- Draw-out construction supports inspection, maintenance and component replacement, helping extend equipment service life
- Long service life can reduce replacement frequency and associated material waste
- No refrigerant or ozone-depleting substance is used in the circuit-breaker operating function
Warranty Information
CHINT's general policy for other low-voltage apparatus provides a 27-month warranty from the date of manufacture against defects in materials and workmanship when supplied through authorised sales channels; contract and regional warranty terms may vary.
Available Now
Available through authorised CHINT distributors in Australia.
