Trade Discount 25%
MCCB 2P 16A 50kA Thermal Magnetic 125A Frame NM8N Chint
Chint NM8N 16A 2P MCCB features 50kA breaking capacity, thermal-magnetic trip unit and a 125A frame. Ideal for switchboard mains and sub-mains protection.
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Alternatively Known As: CHINT NM8N 125S MCCB, 2P 16A Moulded Case Circuit Breaker, Thermal-Magnetic Circuit Breaker
Technical Specifications
- Product Type: Moulded case circuit breaker
- Series: NM8N
- Frame Size: 125A
- Rated Current: 16A
- Number of Poles: 2P
- Trip Unit: Thermal-magnetic, TM type
- Ultimate Breaking Capacity: 50kA at 380–440V AC
- Service Breaking Capacity: 50kA at 380–440V AC
- Rated Operational Voltage: Up to 690V AC for 2-pole configuration
- Rated Frequency: 50/60Hz
- Installation: Fixed mounting with vertical or horizontal installation options
- Connection: Top or bottom line entry
- Protection Functions: Overload and short-circuit protection
- Reference Part Number: 271571
- Dimensions (H x L x W): 140mm x 108.5mm x 62mm
- Weight: 0.9 kg
Key Features
- High 50kA short-circuit breaking capacity
- Thermal-magnetic protection for overload and short-circuit faults
- Compact 125A frame with a 16A rated current
- Two-pole switching for simultaneous circuit disconnection
- Suitable for switchboard mains, sub-mains and low-voltage distribution protection
- Can be installed vertically or horizontally
- Supports top or bottom line entry
- Designed for use in residential, commercial and industrial electrical systems
Professional Installation Requirements
- Installation, testing and commissioning must be performed by a licensed electrician in accordance with the manufacturer's instructions, AS/NZS 3000 and applicable electrical safety requirements. Confirm fault level, discrimination, conductor sizing and local certification before installation.
Applications
- Switchboard mains protection
- Sub-mains protection
- Low-voltage commercial distribution boards
- Industrial control and distribution panels
- Residential electrical distribution equipment
- Protection of cables and electrical equipment against overload and short circuit
Standards & Compliance
- Applicable product standard: AS/NZS IEC 60947.2 for low-voltage circuit-breakers
- Electrical installation use should comply with AS/NZS 3000
- CHINT documentation identifies compliance with IEC 60947-1 and IEC 60947-2; verify Australian RCM and project-specific approval requirements before installation
Environmental Benefits
- RoHS documentation is available for the NM8N product series, supporting restriction of hazardous substances
- Thermal-magnetic protection can help prevent damage to cables and equipment, extending service life
- Resettable circuit-breaker design reduces disposable protective-device waste compared with single-use fuses
- Durable moulded-case construction can reduce replacement frequency when correctly selected and maintained
Warranty Information
CHINT's general warranty policy specifies 27 months from the date of manufacture for other low-voltage apparatus when purchased through authorised sales channels, subject to applicable contract and local warranty terms.
Available Now
Available through authorised CHINT distributors in Australia.
