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Motor Protection Circuit Breaker MPX3 63H | 34-50A Adjustable | 50kA Short-Circuit Capacity | IP20 Rated | @EA of 1 | by Legrand
The Motor Protection Circuit Breaker MPX3 63H is designed for reliable protection of 3-phase motors, featuring an adjustable overload release current from 34 to 50A and a robust 50kA short-circuit breaking capacity. Ideal for industrial and tertiary applications, this breaker ensures optimal performance and safety in switchboards and power cabinets, making it a must-have for qualified electricians.
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Product Name/Title: Motor Protection Circuit Breaker MPX3 63H | 34-50A Adjustable | 50kA Short-Circuit Capacity | IP20 Rated | @EA of 1 | by Legrand
Brand: Legrand
SKU: 417367
Alternatively Known As: Motor Protection Breaker, Motor Circuit Breaker, MP Circuit Breaker, MPX3 Motor Breaker
Technical Specifications
- Rated operating voltage: 220-690 V
- Rated permanent current (Iu): 50 A
- Overload release current setting: 34-50 A
- Undelayed short-circuit release adjustment range: 650 A
- Rated short-circuit breaking capacity (Icu) at 400 V AC: 50 kA
- Rated operation power at AC-3, 230 V: 11 kW
- Rated operation power at AC-3, 400 V: 22 kW
- Number of poles: 3
- Degree of protection: IP20
- Type of electrical connection: Frame clamp
- Type of control element: Turn button
- With thermal overload protection: Yes
- With integrated auxiliary switch: Yes
- With integrated under voltage release: Yes
- Device construction: Built-in fixed built-in technique
- Dimensions (H x L x W): 140mm x 145mm x 55mm
- Weight: 1.5 kg
Key Features
- Thermomagnetic switch-off technique for reliable motor protection
- Overload release current adjustable from 34 to 50 A
- Undelayed short-circuit release adjustable from 650 to 650 A
- Integrated auxiliary switch and under voltage release
- Compatible with MPX3 auxiliaries
- Cage terminals capacity from 0.75mm² to 35mm²
- Compact size for optimized cabinet space
- Easy operation with rotary handle
Professional Installation Requirements
- Installation should be performed by a qualified electrician following Legrand installation instructions and local electrical codes.
Applications
- Protection of 3-phase motors up to 22kW at 415V
- Tertiary and industrial electrical installations
- 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 63H 34-50A 50KA is available for immediate purchase, ideal for industrial and tertiary motor protection applications.
