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

BRAND: CABAC
SKU: 297201
$3,434.10 List price: $4,578.80
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Chint NXZM 250A 3P ATS features CB class changeover, Type A standard controller, high breaking capacity and 250A frame. Ideal for mains-generator changeover.

Alternatively Known As: CHINT NXZM 250A ATS, 3P automatic changeover switch, mains-generator transfer switch, class CB automatic transfer switching equipment

Technical Specifications
  • Product Type: Automatic transfer switching equipment
  • Configuration: 3-pole, class CB changeover
  • Frame Current: 250 A
  • Rated Operational Current: 250 A
  • Breaking Capacity: High type, 50 kA rated short-circuit breaking capacity
  • Rated Short-Circuit Making Capacity: 105 kA
  • Rated Operational Voltage: 400/415 V AC
  • Rated Insulation Voltage: 1000 V AC
  • Rated Impulse Withstand Voltage: 8 kV
  • Utilisation Category: AC-33B
  • Controller: Type A standard controller
  • Control Supply: 230/240 V AC, 50 Hz
  • Control Voltage Range: 85% to 110% of rated operational voltage
  • Operating Transfer Time: 3.3 seconds, ±10%
  • Mechanical Endurance: 6000 operations
  • Electrical Endurance: 2000 operations
  • Ingress Protection: IP20
  • Installation: Integrated or split installation options
  • Dimensions (H x L x W): 216mm x 393mm x 250mm
  • Weight: 12 kg
Key Features
  • Automatic transfer between normal mains and standby generator supplies
  • Three-pole switching for three-phase power systems
  • Class CB design incorporates circuit-breaker switching elements
  • High H-type short-circuit performance with 50 kA breaking capacity
  • 250 A frame and 250 A rated operational current
  • Type A standard controller for essential voltage monitoring and automatic changeover
  • Suitable for mains-generator changeover applications
  • Manual operation and reset capability for commissioning and maintenance
Professional Installation Requirements
  • Installation, commissioning and testing must be performed by a licensed electrician in accordance with applicable electrical installation, switchboard and generating-set requirements. Verify neutral switching, protection coordination, fault levels and generator interlocking before energisation.
Applications
  • Mains-to-generator automatic changeover
  • Standby power systems
  • Commercial and industrial switchboards
  • Emergency power distribution
  • Three-phase building services and critical loads
Standards & Compliance
  • Applicable product standard: AS/NZS IEC 60947.6.1 for transfer switching equipment
  • Installation with generating sets should comply with AS/NZS 3010 and applicable requirements of AS/NZS 3000
Environmental Benefits
  • Durable switchgear construction can support a long service life and reduce replacement waste
  • Metallic electrical components are generally recyclable at end of service life
  • Automatic transfer operation supports continuity of supply for efficient standby-power management
  • Suitable for generator systems that can reduce reliance on grid supply during outages or peak-demand periods
Warranty Information

CHINT warranty policy for other low-voltage apparatus provides 27 months from the date of manufacture when sold through authorised channels; contractual terms may vary.

Available Now

Available through authorised CHINT distributors in Australia.

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