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Thermal Overload Relay 110-150A 150A Frame NR2 Chint

BRAND: CABAC
SKU: 268294
$379.00 List price: $505.30
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Chint NR2 thermal overload relay features 110-150A setting range, 150A frame, and direct mounting to NC1 contactors. Ideal for motor overload protection.

Alternatively Known As: CHINT NR2-150-150 Thermal Relay, Motor Overload Relay, Three-Phase Thermal Overload Relay

Technical Specifications
  • Model: NR2-150
  • Setting Current Range: 110-150A
  • Frame Rating: 150A
  • Electrical Supply: AC 50/60Hz, up to 690V
  • Protection Functions: Motor overload and phase-loss protection
  • Tripping Class: 10A
  • Auxiliary Contacts: 1 normally open and 1 normally closed
  • Auxiliary Contact Rating: AC-15 2.73A at 220V, 1.58A at 380V; DC-13 0.2A at 220V
  • Mounting: Plug-in, direct mounting to NC2-115 and NC2-150 contactors
  • Reset: Manual or automatic
  • Temperature Compensation: Yes
  • Connection Capacity: 25-50mm² main conductors; 1-2.5mm² auxiliary conductors
  • Dimensions (H x L x W): 102mm x 141mm x 120mm
  • Weight: 0.9 kg
Key Features
  • Adjustable 110-150A motor protection range
  • Protects three-phase AC motors against overload and phase loss
  • 150A frame suitable for high-current motor control applications
  • Direct plug-in mounting to compatible CHINT NC2 contactors
  • Manual and automatic reset selection
  • Built-in test and stop buttons
  • Visual trip indication
  • Temperature-compensated thermal protection
  • Electrically separated 1NO + 1NC auxiliary contacts
Professional Installation Requirements
  • Installation and wiring should be performed by a licensed electrician in accordance with AS/NZS 3000, applicable switchboard requirements and CHINT installation instructions. Confirm contactor compatibility, conductor sizing and short-circuit protection before commissioning.
Applications
  • Three-phase motor overload protection
  • Industrial motor control panels
  • Pump, fan and compressor motor starters
  • HVAC and refrigeration equipment motor circuits
  • Direct-on-line starter assemblies using compatible NC2 contactors
Standards & Compliance
  • IEC/EN 60947-4-1
  • Relevant Australian and New Zealand adoption: AS/NZS IEC 60947.4.1:2015 for contactors and motor-starters
  • Electrical installation wiring should comply with AS/NZS 3000
Environmental Benefits
  • Provides replaceable motor protection that can help extend motor and starter service life
  • Temperature compensation supports reliable operation and reduces premature component replacement
  • Durable electrical control component designed for repeated industrial service, helping reduce replacement waste
Warranty Information

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

Available Now

Available through authorised CHINT distributors in Australia.

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