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Thermal Overload Relay 1.6-2.5A 25A Frame NR2 Chint

BRAND: CABAC
SKU: 268131
$81.20 List price: $108.30
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Chint NR2 thermal overload relay features 1.6-2.5A setting range, 25A frame, and direct mounting to NC1 contactors. Ideal for motor overload protection.

Alternatively Known As: CHINT NR2-25-2.5 Thermal Relay, Motor Overload Relay, Thermal Motor Protection Relay, NC1 Contactor Overload Relay

Technical Specifications
  • Current Setting Range: 1.6-2.5A
  • Frame Size: 25A
  • Rated Insulation Voltage: 690V
  • Rated Operational Voltage: 380/400/415V AC and 660V AC
  • Tripping Class: 10A
  • Auxiliary Contacts: 1 normally open and 1 normally closed
  • Phase Failure Protection: Included
  • Reset: Manual and automatic reset
  • Temperature Compensation: Included
  • Mounting: Direct plug-in mounting to compatible NC1 contactors; independent mounting with MB-2 base
  • Recommended Fuse: 4A aM or 6A gG
  • Terminal Screw Torque: 1.7Nm
  • Product Standard: IEC/EN 60947-4-1
  • Dimensions (H x L x W): 94mm x 66mm x 45mm
  • Weight: 0.2 kg
Key Features
  • Adjustable 1.6-2.5A motor overload protection
  • Designed for direct mounting to CHINT NC1-09 to NC1-32 contactors
  • Provides phase failure protection
  • Thermal compensation helps maintain protection accuracy across temperature changes
  • Manual or automatic reset selection
  • Integrated test and stop pushbuttons
  • Visible tripping indicator
  • Electrically separated 1NO and 1NC auxiliary contacts
  • Suitable for independent mounting with the MB-2 accessory base
Professional Installation Requirements
  • Installation and electrical connection should be performed by a licensed electrician in accordance with the manufacturer's instructions and AS/NZS 3000. Set the overload current to suit the motor nameplate current and provide suitable short-circuit protection.
Applications
  • Three-phase motor starters
  • HVAC and refrigeration fan motors
  • Pump and booster motor control
  • Compressor motor protection
  • Industrial machinery and control panels
  • Commercial building services equipment
Standards & Compliance
  • Applicable Australian and New Zealand product standard: AS/NZS IEC 60947.4.1:2015 for low-voltage contactors, motor-starters and associated overload protection equipment. Verify the specific product marking and certification requirements for the installation.
Environmental Benefits
  • Helps prevent motor damage and premature replacement, reducing equipment waste
  • Replaceable relay component can extend the service life of contactor and motor-control assemblies
  • Metal and thermoplastic components may be recoverable through appropriate electrical equipment recycling programs
Warranty Information

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

Available Now

Available through authorised CHINT distributors in Australia.

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