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Thermal Overload Relay 17-25A 25A Frame NR2 Chint

BRAND: CABAC
SKU: 268142
$90.20 List price: $120.30
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Chint NR2 thermal overload relay features 17-25A setting range, 25A frame, and direct mounting to NC1 contactors. Ideal for motor overload protection.

Alternatively Known As: Motor Overload Relay, Thermal Motor Protection Relay, Three-Phase Overload Relay

Technical Specifications
  • Model: NR2-25
  • Adjustable Current Range: 17–25A
  • Frame Size: 25A
  • Rated Operational Voltage: Up to 690V AC
  • Rated Frequency: 50/60Hz
  • Tripping Class: 10A
  • Protection: Motor overload and phase-loss protection
  • Auxiliary Contacts: 1 normally open and 1 normally closed
  • Auxiliary Contact Rating: 2.73A at 220V AC-15, 1.58A at 380V AC-15, 0.2A at 220V DC-13
  • Mounting: Direct plug-in mounting or independent mounting with MB-2 base
  • Compatible Contactors: CHINT NC1, NC6 and NC7 series
  • Reset: Manual or automatic
  • Construction: Three-phase bimetal thermal relay
  • Dimensions (H x L x W): 94mm x 66mm x 45mm
  • Weight: 0.25 kg
Key Features
  • Adjustable 17–25A motor protection range
  • Provides overload and phase-loss protection
  • Directly mounts to compatible CHINT NC1 contactors
  • Temperature compensation for consistent tripping performance
  • Built-in test and stop buttons
  • Visual trip indicator
  • Electrically separated 1NO + 1NC auxiliary contacts
  • Suitable for independent mounting with an MB-2 accessory base
Professional Installation Requirements
  • Installation and electrical connection should be performed by a licensed electrician in accordance with AS/NZS 3000 and the manufacturer's installation instructions.
Applications
  • Three-phase AC motor overload protection
  • Motor starters and contactor assemblies
  • HVAC and refrigeration equipment
  • Pumps, fans and compressors
  • Industrial machinery and control panels
Standards & Compliance
  • AS/NZS IEC 60947.4.1:2015 for low-voltage contactors and motor-starters
Environmental Benefits
  • Helps extend motor service life by reducing damage from overload and phase loss
  • Supports longer equipment life, reducing replacement frequency and associated material waste
  • The relay's metal and polymer construction can be separated for appropriate end-of-life recycling where local facilities permit
Warranty Information

CHINT 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 conditions.

Available Now

Available through authorised CHINT distributors in Australia.

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