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ATS 3P 250A High Breaking Type B 400A Frame NXZM Chint

BRAND: CABAC
SKU: 256818
$6,677.30 List price: $8,903.10
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Chint NXZM 250A 3P ATS features CB class changeover, Type B intelligent controller, high breaking capacity and 400A frame. Ideal for mains-generator changeover.

Alternatively Known As: CHINT NXZM ATS, automatic changeover switch, mains-generator changeover switch, intelligent transfer switching equipment

Technical Specifications
  • Product Type: Class CB automatic transfer switching equipment
  • Rated Current: 250 A
  • Frame Current: 400 A
  • Number of Poles: 3P
  • Breaking Capacity: High type, 70 kA rated short-circuit breaking capacity
  • Making Capacity: 154 kA rated short-circuit making capacity
  • Rated Operational Voltage: 400/415 V AC, 50 Hz
  • Rated Insulation Voltage: 1,000 V AC
  • Rated Impulse Withstand Voltage: 12 kV
  • Utilisation Category: AC-33B
  • Controller: Type B intelligent controller
  • Operating Transfer Time: 3.3 seconds ±10%
  • Control Supply: 230/240 V AC, 50 Hz
  • Control Voltage Range: 85% to 110% of rated voltage
  • Mechanical Endurance: 4,000 operations
  • Electrical Endurance: 1,500 operations
  • Ingress Protection: IP30
  • Dimensions (H x L x W): 342mm x 540mm x 234mm
  • Weight: 18.78 kg
Key Features
  • Automatic transfer between normal and standby power sources
  • Suitable for mains-to-generator changeover applications
  • Class CB construction with circuit-breaker-based switching and protection
  • High breaking capacity for demanding low-voltage distribution systems
  • Intelligent Type B controller for monitoring and automatic control
  • 3-pole configuration for three-phase applications
  • Integrated or split controller installation options
  • Generator control, fire-fighting control, feedback and RS-485 communication functions
Professional Installation Requirements
  • Installation and commissioning must be performed by a licensed electrician in accordance with applicable Australian wiring, switchboard and generating-set requirements. Verify system fault levels, neutral arrangement, protection coordination and generator compatibility before energisation.
Applications
  • Mains-generator automatic changeover systems
  • Commercial and industrial standby power systems
  • Emergency power distribution
  • Three-phase switchboards
  • Critical-load power continuity systems
  • High-rise, infrastructure and facility power systems
Standards & Compliance
  • AS/NZS IEC 60947.6.1 for transfer switching equipment
  • AS/NZS 3000 for electrical installation and wiring requirements
  • AS/NZS 3010 for electrical installations incorporating generating sets, where applicable
Environmental Benefits
  • Durable switchgear construction and rated mechanical endurance can reduce replacement frequency and associated waste
  • Metallic electrical components can be recovered and recycled at end of service life
  • Supports reliable standby power operation, helping protect critical equipment and reduce losses caused by unplanned outages
Warranty Information

CHINT's general warranty policy provides 27 months from the date of manufacture for other low-voltage apparatus sold through authorised channels, subject to the applicable sales contract and warranty terms.

Available Now

Available through authorised CHINT distributors in Australia.

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