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Motor Protection Circuit Breaker MPX3 | 0.63A | 100kA Short-Circuit Capacity | IP20 Rated | @Each of 1 | by Legrand

BRAND: Legrand
SKU: 417343
$197.40 List price: $246.00
+ −
30 Days Return Delivery Options
The Motor Protection Circuit Breaker MPX3 is designed for reliable protection of 3-phase motors, featuring a rated permanent current of 0.63A and a short-circuit breaking capacity of 100kA. Ideal for industrial and tertiary electrical installations, this breaker ensures compliance with safety standards while providing easy operation with its rotary handle and built-in auxiliary switch.

Product Name/Title: Motor Protection Circuit Breaker MPX3 | 0.63A | 100kA Short-Circuit Capacity | IP20 Rated | @Each of 1 | by Legrand

Brand: Legrand

SKU: 417343

Alternatively Known As: Motor Protection Breaker, MPX3 Motor Circuit Breaker, Legrand MPX3 32MA, Motor Overload Breaker

Technical Specifications
  • Rated operating voltage: 220-690 V
  • Rated permanent current Iu: 0.63 A
  • Rated operation power at AC-3, 230 V: 0.09 kW
  • Rated operation power at AC-3, 400 V: 0.12 kW
  • Short-circuit breaking capacity Icu at 400 V, AC: 100 kA
  • Adjustment range undelayed short-circuit release: 8.2-8.2 A
  • Switch off technique: Magnetic
  • Number of poles: 3
  • Degree of protection: IP20
  • Type of electrical connection: Frame clamp
  • Control element: Turn button
  • Built-in auxiliary switch and under voltage release included
  • Dimensions (H x L x W): 94mm x 100mm x 45mm
  • Weight: 0.3 kg
Key Features
  • Rated operating voltage: 220-690 V
  • Rated permanent current: 0.63 A
  • Rated short-circuit breaking capacity Icu at 400 V, AC: 100 kA
  • Screw terminals capacity: 1mm² to 10mm² / 2 x 1mm² to 6mm²
  • Compatible with MPX3 auxiliaries
  • Built-in auxiliary switch and under voltage release
  • Magnetic switch off technique
  • 3 poles
  • IP20 degree of protection
  • Compact size for optimized cabinet space
  • Rotary handle for easy operation
  • Frame clamp electrical connection
Professional Installation Requirements
  • Installation by a qualified electrician is required to ensure compliance with electrical safety standards and proper integration into motor control systems.
Applications
  • Protection of 3-phase motors up to 0.12 kW / 415V
  • Tertiary and industrial electrical installations
  • Control and signalling in switchboards and power cabinets
Standards & Compliance
  • AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
  • Designed with substance-restriction compliance and environmentally conscious manufacturing process
Warranty Information

Standard manufacturer warranty applies. Please refer to Legrand warranty terms for details.

Available Now

Available for immediate purchase, ideal for industrial and tertiary motor protection applications.

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