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Thermal Overload Relay 0.16-0.25A 25A Frame NR2 Chint

BRAND: CABAC
SKU: 268133
$81.20 List price: $108.30
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Chint NR2 thermal overload relay features 0.16-0.25A setting range, 25A frame, and direct mounting to NC1 contactors. Ideal for motor overload protection.

Alternatively Known As: CHINT NR2-25 Motor Overload Relay, Thermal Motor Protection Relay, Overload Relay for NC1 Contactors

Technical Specifications
  • Setting Current Range: 0.16–0.25 A
  • Frame Size: 25 A
  • Poles: 3
  • Rated Operational Voltage: 380/400/415 V AC and 660 V AC
  • Rated Insulation Voltage: 690 V
  • Rated Impulse Withstand Voltage: 6 kV
  • Tripping Class: 10A
  • Auxiliary Contacts: 1 normally open plus 1 normally closed
  • Thermal Current: 25 A
  • Matched Fuse: 0.5 A aM or 0.5 A gG
  • Operating Frequency: 50/60 Hz
  • Mounting: Direct plug-in mounting or independent mounting with MB-2 base
  • Connection: M4 main terminals and M3.5 auxiliary terminals
  • Dimensions (H x L x W): 94mm x 66mm x 45mm
  • Weight: 0.2 kg
Key Features
  • Adjustable 0.16–0.25 A motor overload protection
  • Three-phase bimetal thermal protection
  • Phase loss protection
  • Temperature compensation for more consistent tripping performance
  • Manual or automatic reset selection
  • Integrated trip indicator
  • Test and stop pushbuttons
  • Direct mounting to compatible CHINT NC1 and NC7 contactors
  • Electrically separated 1NO plus 1NC auxiliary contacts
  • Suitable for continuous-duty AC motor control applications
Professional Installation Requirements
  • Installation and adjustment should be performed by a licensed electrician or suitably qualified controls technician. Select the setting to suit the motor full-load current and install with appropriate short-circuit protection in accordance with applicable wiring rules and manufacturer instructions.
Applications
  • Overload protection for small three-phase AC motors
  • Motor starters and control panels
  • HVAC and refrigeration equipment motor circuits
  • Pumps, fans and compressors
  • Direct-mounted protection for CHINT NC1 contactor assemblies
Standards & Compliance
  • AS/NZS IEC 60947.4.1:2015 is the applicable Australian/New Zealand product standard for electromechanical contactors, motor-starters and associated overload relays; verify product-specific Australian conformity and RCM requirements before installation
  • Installation should comply with AS/NZS 3000 where applicable
Environmental Benefits
  • Helps prevent motor damage and premature replacement by providing overload and phase-loss protection
  • Temperature-compensated operation supports reliable equipment service life
  • Replaceable relay construction can reduce waste compared with replacing a complete motor starter assembly
Warranty Information

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

Available Now

Available through authorised CHINT distributors in Australia.

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