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MCCB 1P 40A 50kA Thermal Magnetic 125A Frame NM8N Chint
Chint NM8N 40A 1P 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 1P MCCB, 40A moulded case circuit breaker, thermal-magnetic circuit breaker
Technical Specifications
- Rated Current: 40 A
- Number of Poles: 1P
- Frame Size: 125 A
- Breaking Capacity: 50 kA
- Trip Unit: Thermal-magnetic
- Breaking Capacity Code: S
- Rated Frequency: 50/60 Hz
- Rated Insulation Voltage: 1,000 V
- Rated Operational Voltage: Up to 690 V AC
- Installation: Fixed front connection, rear connection or DIN rail mounting
- Utilisation Category: A
- Mechanical Life: 15,000 operating cycles
- Standard Product Design: IEC 60947-2
- Dimensions (H x L x W): 140mm x 78.5mm x 35mm
- Weight: 0.5 kg
Key Features
- High 50kA short-circuit breaking capacity
- Thermal-magnetic overload and short-circuit protection
- Compact single-pole design for low-voltage distribution systems
- 125A frame accommodates multiple current ratings within the NM8N range
- Suitable for switchboard mains, sub-mains and industrial distribution protection
- Can be installed vertically or horizontally with top or bottom line entry
- Maintenance-free operating mechanism
Professional Installation Requirements
- Installation, selection and commissioning must be carried out by a licensed electrician in accordance with applicable Australian electrical installation requirements, manufacturer instructions and fault-level coordination calculations.
Applications
- Switchboard mains protection
- Sub-main circuit protection
- Commercial and industrial power distribution
- Low-voltage electrical equipment protection
- Building services and plant distribution circuits
Standards & Compliance
- Applicable product standard: AS/NZS IEC 60947.2:2015 for low-voltage circuit-breakers
- Installation must comply with AS/NZS 3000 and any applicable local electrical requirements
Environmental Benefits
- Thermal-magnetic protection can help prevent damage to connected equipment, reducing premature replacement and waste
- Durable moulded-case construction supports extended service life
- Metal and thermoplastic components can be separated for recycling at end of service life
- Low-voltage protection equipment does not use refrigerants or other high-global-warming-potential substances
Warranty Information
CHINT warranty policy provides 27 months from the date of manufacture for other low-voltage apparatus purchased through authorised sales channels. Contractual terms and Australian distributor conditions may vary.
Available Now
Available through authorised CHINT distributors in Australia.
