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MCCB 3P 350A 36kA Magnetic Only 400A Frame NM8N Chint

BRAND: CABAC
SKU: 269500
$2,448.40 List price: $3,264.50
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Chint NM8N 350A 3P MCCB features 36kA breaking capacity, magnetic-only trip unit for motor protection and a 400A frame. Ideal for switchboard mains protection.

Alternatively Known As: CHINT NM8N-400C M 350A 3P MCCB, Motor Protection MCCB, Magnetic Trip Circuit Breaker

Technical Specifications
  • Series: NM8N
  • Device Type: Moulded case circuit breaker
  • Poles: 3P
  • Frame Size: 400A
  • Rated Current: 350A
  • Release Type: Magnetic-only motor protection
  • Breaking Capacity: 36kA
  • Rated Operational Voltage: Up to 690V AC
  • Rated Insulation Voltage: Up to 1,000V
  • Magnetic Trip Setting: 9–14 × In for motor protection applications
  • Reference Frequency: 50/60Hz AC
  • Installation: Panel mounting with front connection
  • Mechanical Endurance: Up to 15,000 operating cycles
  • Electrical Endurance: Up to 4,000 operating cycles
  • Ingress Protection: IP40 when correctly installed
  • Dimensions (H x L x W): 255mm x 213mm x 140mm
  • Weight: 5.2 kg
Key Features
  • Three-pole protection for three-phase systems
  • 400A frame with a 350A rated current
  • 36kA short-circuit breaking capacity
  • Magnetic-only trip unit suited to motor protection schemes
  • Adjustable instantaneous magnetic trip setting from 9–14 times rated current
  • Designed for use with a separate thermal overload relay in motor starter arrangements
  • Suitable for switchboard mains, motor control and industrial power distribution applications
  • Compatible with selected CHINT NM8N accessories
Professional Installation Requirements
  • Installation, testing and commissioning must be completed by a licensed electrician or suitably qualified electrical contractor. Select and set the magnetic trip in accordance with the motor starting current, prospective fault current and switchboard design. Install in accordance with AS/NZS 3000, applicable switchboard requirements and the manufacturer's instructions.
Applications
  • Three-phase motor protection with a separate thermal overload relay
  • Industrial switchboards and motor control centres
  • Main and submain protection in low-voltage power distribution systems
  • Large pumps, compressors, fans and other motor-driven equipment
  • Commercial and industrial electrical installations
Standards & Compliance
  • AS/NZS IEC 60947.2:2015 is the applicable Australian/New Zealand product standard for low-voltage circuit-breakers and MCCBs
  • Electrical installation and switchboard integration should also comply with AS/NZS 3000 and applicable local requirements
Environmental Benefits
  • Durable construction and high operating endurance can reduce replacement frequency and associated waste
  • Metallic electrical components and terminals can be recovered through appropriate electrical equipment recycling at end of service life
Warranty Information

CHINT warranty policy specifies 27 months from the date of manufacture for other low-voltage apparatus sold through authorised channels. Contractual terms and Australian distributor conditions may vary.

Available Now

Available through authorised CHINT distributors in Australia.

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