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Motor Protection Circuit Breaker MPX3 | 22A Rated Current | 50kA Short-Circuit Capacity | IP20 Protection | @Each of 1 | by Legrand
The Motor Protection Circuit Breaker MPX3 is designed for reliable protection of 3-phase motors up to 7.5kW. With a rated permanent current of 22A and a short-circuit breaking capacity of 50kA, it ensures safety in industrial and tertiary electrical installations. Featuring an integrated auxiliary switch and easy operation with a rotary handle, this breaker is perfect for switchboards and power cabinets.
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Product Name/Title: Motor Protection Circuit Breaker MPX3 | 22A Rated Current | 50kA Short-Circuit Capacity | IP20 Protection | @Each of 1 | by Legrand
Brand: Legrand
SKU: 417353
Alternatively Known As: Motor Protection Circuit Breaker, MPX3 Circuit Breaker, Legrand MPX3 22A Breaker, 3-Phase Motor Breaker
Technical Specifications
- Rated operating voltage: 220-690 V
- Rated permanent current (Iu): 22 A
- Rated operation power at AC-3, 230 V: 4 kW
- Rated operation power at AC-3, 400 V: 7.5 kW
- Rated short-circuit breaking capacity (Icu) at 400 V AC: 50 kA
- Adjustment range undelayed short-circuit release: 286-286 A
- Number of poles: 3
- Type of electrical connection: Frame clamp
- Type of control element: Turn button
- Degree of protection: IP20
- With integrated auxiliary switch and under voltage release
- Switch off technique: Magnetic
- Dimensions (H x L x W): 94mm x 100mm x 45mm
- Weight: 0.3 kg
Key Features
- Rated permanent current: 22 A
- Rated short-circuit breaking capacity (Icu) at 400 V AC: 50 kA
- Compatible with MPX3 auxiliaries
- Screw terminals capacity: 1mm² to 10mm² / 2 x 1mm² to 6mm²
- Built-in integrated auxiliary switch and under voltage release
- Magnetic switch off technique
- Easy operation with rotary handle
- Compact size for optimized cabinet space
- IP20 degree of protection
Professional Installation Requirements
- Installation by a qualified electrician is required to ensure compliance with electrical safety standards and proper integration into motor control circuits.
Applications
- Protection of 3-phase motors up to 7.5kW / 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 Legrand warranty applies; typically 1-2 years against manufacturing defects.
Available Now
The Legrand Motor Protection Circuit Breaker MPX3 32MA 22.0A 50KA is available for immediate purchase, ideal for industrial and tertiary motor protection applications.
