Trade Discount 25%
MCCB 3P 800A 50kA Thermal Magnetic 800A Frame NM8N Chint
Chint NM8N 800A 3P MCCB features 50kA breaking capacity, thermal-magnetic trip unit and a 800A frame. Ideal for switchboard mains and sub-mains protection.
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Alternatively Known As: CHINT NM8N-800S TM MCCB, 800AF Moulded Case Circuit Breaker, 3-Pole 800A Circuit Breaker
Technical Specifications
- Product Type: Moulded case circuit breaker
- Series: NM8N
- Frame Size: 800AF
- Number of Poles: 3P
- Rated Current: 800A
- Breaking Capacity: 50kA at AC 380/400/415V
- Service Breaking Capacity: 50kA at AC 380/400/415V
- Trip Unit: Thermal-magnetic
- Rated Operational Voltage: Up to 690V AC
- Rated Insulation Voltage: 1000V AC
- Rated Impulse Withstand Voltage: 8kV
- Rated Frequency: 50/60Hz
- Utilisation Category: A
- Connection: Front connection, fixed mounting
- Ingress Protection: IP40 with terminal covers
- Mechanical Durability: Up to 15,000 operating cycles
- Dimensions (H x L x W): 300mm x 133mm x 195mm
- Weight: 13 kg
Key Features
- 800A rated current for high-capacity power distribution applications
- Three-pole configuration for three-phase circuits
- 50kA short-circuit breaking capacity at 380/400/415V AC
- Thermal-magnetic protection against overloads and short circuits
- Suitable for switchboard mains, sub-mains and industrial distribution boards
- Adjustable thermal and magnetic trip settings
- Compatible with auxiliary, alarm, shunt-trip, undervoltage and operating accessories
- Maintenance-free construction for reduced servicing requirements
Professional Installation Requirements
- Installation, configuration and testing must be carried out by a licensed electrical contractor in accordance with applicable Australian wiring rules, manufacturer instructions, fault-level requirements and switchboard design requirements.
Applications
- Main incomer protection in commercial and industrial switchboards
- Sub-main protection in low-voltage distribution systems
- Protection of large motors, plant and industrial equipment where suitable coordination is confirmed
- Three-phase power distribution and feeder circuits
- Overload and short-circuit protection in high-current installations
Standards & Compliance
- AS/NZS IEC 60947.2:2015 is the applicable Australian/New Zealand product standard for moulded-case circuit breakers; verify local certification and installation suitability before use
- Installation should comply with AS/NZS 3000 and applicable switchboard requirements
Environmental Benefits
- Long service life can reduce replacement frequency and associated material waste
- Metal and thermoplastic components may be recoverable through appropriate electrical equipment recycling streams
- Protection against overloads and short circuits helps reduce damage to connected equipment and avoid premature replacement
- Supports reliable energy distribution in systems designed for efficient electrical operation
Warranty Information
CHINT warranty policy indicates 27 months from the date of manufacture for other low-voltage apparatus sold through authorised channels. Contract terms and Australian warranty conditions may vary.
Available Now
Available through authorised CHINT distributors in Australia.
