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Manual Motor Starter 56-80A 80A Frame NS2-80B Chint

BRAND: CABAC
SKU: 495089
$433.10 List price: $577.50
+ −
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Chint NS2 manual motor starter features 56-80A thermal overload, magnetic short-circuit trip, and rotary control. Ideal for DOL motor starting.

Alternatively Known As: Motor Protection Circuit Breaker, Manual Motor Protector, MPCB, DOL Motor Starter

Technical Specifications
  • Frame Size: 80A
  • Thermal Overload Adjustment: 56-80A
  • Rated Current: 80A
  • Rated Operating Voltage: Up to 415V AC
  • Rated Insulation Voltage: 690V AC
  • Rated Frequency: 50/60Hz
  • Number of Poles: 3
  • Short-Circuit Breaking Capacity: 15kA at 400/415V AC
  • Service Short-Circuit Breaking Capacity: 7.5kA at 400/415V AC
  • Impulse Withstand Voltage: 6kV
  • Enclosure Protection: IP20
  • Terminal Capacity: 4-25mm² conductors
  • Terminal Tightening Torque: 6N·m
  • Maximum Operation Frequency: 25 operations per hour
  • Operating Control: Rotary handle
  • Dimensions (H x L x W): 112.5mm x 35.7mm x 63.5mm
  • Weight: 0.9 kg
Key Features
  • Adjustable thermal overload protection from 56A to 80A
  • Magnetic instantaneous short-circuit protection
  • Phase-failure protection for three-phase motors
  • Manual ON/OFF rotary control
  • Suitable for infrequent direct-on-line motor starting
  • Can be used for motor isolation and distribution-line protection
  • Optional side-mounted auxiliary contacts available
  • Suitable for 400/415V AC motor circuits
Professional Installation Requirements
  • Installation, commissioning and maintenance must be performed by a licensed electrician or suitably qualified electrical technician. Install in accordance with AS/NZS 3000, the manufacturer's instructions and applicable switchgear requirements. Confirm the motor full-load current, prospective fault current, enclosure suitability and Australian compliance marking before installation.
Applications
  • Direct-on-line starting of three-phase squirrel-cage induction motors
  • Motor overload, short-circuit and phase-loss protection
  • Industrial machinery and pump motor protection
  • Fans, compressors and HVAC motor circuits
  • Motor isolation and infrequent load switching
Standards & Compliance
  • AS/NZS IEC 60947.4.1:2015 for electromechanical contactors and motor-starters
  • AS/NZS IEC 60947.2:2015 for circuit-breaker functions where applicable
  • Installation should comply with AS/NZS 3000:2018 and applicable amendments
Environmental Benefits
  • Integrated motor protection can reduce premature motor failure and replacement waste
  • Durable electromechanical construction supports extended service life
  • Metal and plastic components can be separated and directed to appropriate recycling streams at end of life
  • Designed for repairable system integration with optional replaceable auxiliary accessories
Warranty Information

CHINT warranty policy provides 27 months from the date of manufacture for other low-voltage apparatus sold through authorised sales channels; contract terms may vary.

Available Now

Available through authorised CHINT distributors in Australia.

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