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Motor Protection Circuit Breaker MPX3 100H 34-50A Adjustable 100kA Breaking Capacity Legrand

BRAND: Legrand
SKU: 417375
$934.80 List price: $1,164.90
1 EA ($934.80 per EA)
+ −
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The Motor Protection Circuit Breaker MPX3 100H is designed for reliable protection of 3-phase motors up to 22kW in industrial settings.
Technical Specifications
  • Rated operating voltage: 220-690 V
  • Rated permanent current (Iu): 50 A
  • Rated operation power at AC-3, 230 V: 11 kW
  • Rated operation power at AC-3, 400 V: 22 kW
  • Overload release current setting: 34-50 A
  • Adjustment range undelayed short-circuit release: 650-650 A
  • Switch off technique: Thermomagnetic
  • Number of poles: 3
  • Type of electrical connection: Frame clamp
  • Integrated auxiliary switch: Yes
  • Integrated under voltage release: Yes
  • Degree of protection: IP20
  • Cage terminals capacity: 2mm² to 70mm² / 2 x 2mm² to 50mm²
  • Dimensions (H x L x W): 165mm x 171mm x 70mm
  • Weight: 1.5 kg
Key Features
  • Thermomagnetic switch off technique
  • Overload release current setting adjustable from 34-50 A
  • Undelayed short-circuit release adjustable from 650-650 A
  • Rated short-circuit breaking capacity of 100 kA at 400 V AC
  • Integrated auxiliary switch and under voltage release
  • Compatible with MPX3 auxiliaries
  • Cage terminals capacity from 2mm² to 70mm²
  • Installation on 35 mm 'top hat' mounting rail or mounting plate
  • Rotary handle for easy operation
  • IP20 degree of protection
Professional Installation Requirements
  • Installation should be performed by a qualified electrician following all relevant electrical standards and safety regulations.
Applications
  • Protection of 3-phase motors up to 22kW / 415V in tertiary and industrial installations
  • Use in switchboards and power cabinets for motor control and protection
Standards & Compliance
  • AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
  • Designed with substance-restriction compliance and environmentally conscious manufacturing processes
Warranty Information

Standard manufacturer warranty applies. Please refer to Legrand's official warranty policy for details.

Available Now

The Legrand Motor Protection Circuit Breaker MPX3 100H 34-50A 100KA is available for immediate purchase, ideal for industrial and tertiary motor protection applications.

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