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Thermal Overload Relay 4-6A 25A Frame NR2 Chint

BRAND: CABAC
SKU: 268140
$90.20 List price: $120.30
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Chint NR2 thermal overload relay features 4-6A setting range, 25A frame, and direct mounting to NC1 contactors. Ideal for motor overload protection.

Alternatively Known As: Motor Overload Relay, Thermal Overload Protection Relay, CHINT NR2-25 4-6A Relay

Technical Specifications
  • Setting Range: 4-6 A
  • Frame Rating: 25 A
  • Number of Poles: 3
  • Rated Operational Voltage: Up to 690 V AC
  • Rated Frequency: 50/60 Hz
  • Tripping Class: 10A
  • Auxiliary Contacts: 1 normally open and 1 normally closed
  • Protection: Motor overload and phase-loss protection
  • Reset: Manual or automatic
  • Mounting: Plug-in, direct mounting to compatible contactors or independent mounting with MB-2 base
  • Compatible Contactors: CHINT NC1-09 to NC1-25 and compatible NC6 and NC7 contactors
  • Reference Product Code: 268140
  • Product Standard: IEC/EN 60947-4-1
  • Dimensions (H x L x W): 75mm x 94mm x 45mm
  • Weight: 0.19 kg
Key Features
  • Adjustable 4-6A motor protection range
  • Protects three-phase motors against overload conditions
  • Provides phase-loss protection
  • Directly mounts to compatible CHINT NC1 contactors
  • Electrically separated 1NO + 1NC auxiliary contacts
  • Manual and automatic reset options
  • Trip indication and test/stop function
  • Temperature-compensated thermal protection
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. Select and set the relay to suit the motor's rated current and coordinate it with appropriate short-circuit protection.
Applications
  • Motor overload protection in industrial control panels
  • Direct-on-line motor starters
  • HVAC and refrigeration plant motor control
  • Pumps, fans and compressors
  • Control circuits using compatible CHINT NC1 contactors
Standards & Compliance
  • Applicable product category standard: AS/NZS IEC 60947.4.1:2015 for low-voltage contactors and motor-starters; verify the specific installation's local approval and compliance requirements.
Environmental Benefits
  • Helps prevent premature motor failure and associated replacement waste
  • Replaceable control component can extend the service life of motor starter assemblies
  • Metal and polymer components may be recoverable through appropriate electrical equipment recycling streams
Warranty Information

CHINT's general policy for other low-voltage apparatus provides 27 months from the date of manufacture against defects in materials and workmanship when purchased through authorised sales channels; contract and local Australian warranty terms may vary.

Available Now

Available through authorised CHINT distributors in Australia.

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