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RCBO 3P+N C Curve 25A 30mA Type A 10kA NB3L Chint

BRAND: CABAC
SKU: 479974
$175.80 List price: $234.40
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Chint NB3L RCBO features 3P+N 25A C curve, 10kA breaking capacity, 30mA Type A earth leakage protection, DIN rail mount. Ideal for final subcircuits.

Alternatively Known As: 3 Phase RCBO, 4-Pole RCBO, Type A Residual Current Circuit Breaker, Earth Leakage Circuit Breaker

Technical Specifications
  • Rated Current: 25 A
  • Configuration: 3P+N with switched neutral pole
  • Tripping Curve: C curve
  • Residual Current Protection: 30 mA Type A
  • Rated Voltage: AC 400/415 V
  • Rated Frequency: 50/60 Hz
  • Rated Short-Circuit Capacity: 10 kA
  • Operating Short-Circuit Capacity: 7.5 kA
  • Residual Making and Breaking Capacity: 4.5 kA
  • Maximum Residual Current Breaking Time: 0.1 s
  • Rated Insulation Voltage: 500 V
  • Rated Impulse Withstand Voltage: 4 kV
  • Terminal Capacity: 1–25 mm²
  • Mounting: TH35-7.5 DIN rail
  • Standard: IEC/EN 61009-1
  • Dimensions (H x L x W): 82.4mm x 49.5mm x 71mm
  • Weight: 0.5 kg
Key Features
  • Combined overload, short-circuit and earth leakage protection
  • 3P+N configuration for three-phase final subcircuits
  • Type A residual-current detection for AC and pulsating DC residual currents
  • C-curve tripping suitable for mixed resistive and inductive loads
  • 10 kA rated short-circuit capacity
  • Switched neutral pole
  • Compact DIN rail-mounted design
  • Test function for residual-current protection
  • Energy-limited Class 3 short-circuit performance
Professional Installation Requirements
  • Installation, testing and commissioning must be performed by a licensed electrician in accordance with AS/NZS 3000 and applicable electrical safety requirements. Confirm circuit rating, fault level, wiring arrangement and compatibility with the switchboard before installation.
Applications
  • Protection of three-phase final subcircuits
  • Residential distribution boards and switchboards
  • Commercial and light-industrial electrical installations
  • Protection of mixed resistive and inductive loads
  • Overload, short-circuit and earth leakage protection for fixed electrical equipment
Standards & Compliance
  • AS/NZS 61009.1:2015
  • AS/NZS 3000:2018
  • RCM approval marking under AS/NZS 4417 and applicable EESS requirements
Environmental Benefits
  • EU RoHS 2.0 environmental compliance for restricted hazardous substances
  • Integrated protection can reduce replacement of damaged wiring and equipment caused by overload or earth faults
  • Long service life helps reduce replacement frequency and electrical component waste
  • Metal and polymer components may be recyclable through appropriate electrical equipment recycling channels
Warranty Information

18-month manufacturer quality guarantee for products sold through authorised channels, subject to CHINT warranty terms and exclusions.

Available Now

Available through authorised CHINT distributors in Australia.

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