Shop Legrand MPX3 100H Motor Protection Circuit Breaker 55-75A 50KA | 417377 In Iraq Best Prices
Compact motor protection circuit breaker with 55-75A adjustable thermal-magnetic protection, 75kA breaking capacity, and rotary handle for easy operation in industrial motor applications.
The Legrand MPX³ 100H is a compact motor protection circuit breaker specifically designed for protection, control, and isolation of electric motors in tertiary and industrial installations. This advanced device features adjustable thermal-magnetic protection with a range of 55A to 75A, delivering exceptional breaking capacity of 75kA at 415V. The MPX3 is engineered for three-phase motors with ratings up to 37kW at 415V, making it ideal for demanding industrial environments. Its reduced footprint and innovative rotary handle design optimize cabinet space while ensuring easy operation and maintenance. The device incorporates integrated auxiliary switches and under-voltage release functionality, providing comprehensive motor protection and control capabilities. Built with frame clamp terminals accommodating conductor sizes from 2mm² to 70mm² (or 2x2mm² to 50mm²), this motor circuit breaker ensures secure and reliable electrical connections. The MPX3 complies with all substance-restriction requirements and has been manufactured through environmentally conscious processes, reflecting Legrand's commitment to sustainability.
This motor protection circuit breaker is engineered to meet international standards with an IP20 degree of protection and operates across rated voltages from 220V to 690V. The device delivers rated operation power of 22kW at 230V (AC-3) and 37kW at 400V (AC-3), making it suitable for various motor applications. With its thermomagnetic switch-off technique and three-pole configuration, the MPX3 provides reliable overload and short-circuit protection. The undelayed short-circuit release is set at 975A, ensuring rapid response to fault conditions. Installation is straightforward with compatibility for both 35mm top-hat mounting rails (IEC 60715) and mounting plates. The device's compact dimensions (165mm height x 70mm width x 171mm depth) make it perfect for space-constrained installations while maintaining full functionality and accessibility.
The MPX³ motor circuit breaker represents the pinnacle of motor protection technology, combining robust performance with user-friendly operation. Its comprehensive protection features, including thermal overload detection and magnetic short-circuit release, safeguard motors against damage from overloads and fault conditions. The rotary handle provides intuitive manual control, while integrated auxiliary switches enable seamless integration with control systems. Compatible with all MPX3 accessories, this device offers flexibility for customized installations. Legrand's reputation for quality and reliability is evident in every aspect of the MPX3 design, from its precision engineering to its durable construction. Whether protecting small workshop motors or large industrial equipment, the MPX3 delivers consistent, dependable performance that installers and end-users can trust.
Key Features
- Adjustable thermal-magnetic protection with 55-75A range for precise motor protection
- High breaking capacity of 75kA at 415V and 50kA at 400V for superior fault protection
- Compact design with reduced footprint to optimize cabinet space utilization
- Integrated auxiliary switches and under-voltage release for comprehensive control
- Compatible with 35mm top-hat mounting rails (IEC 60715) and mounting plates
- Rotary handle design for intuitive and easy manual operation
- Frame clamp terminals supporting conductor sizes 2mm² to 70mm²
- Suitable for three-phase motors up to 37kW at 415V
- IP20 degree of protection with rated operating voltage 220-690V
- Environmentally conscious manufacturing with RoHS compliance
Technical Specifications
| Specification |
Value |
| Product Model | MPX³ 100H |
| Reference Number | 417377 |
| EAN Code | 3414970396310 |
| Overload Release Current Setting | 55-75A (adjustable) |
| Undelayed Short-Circuit Release | 975A |
| Thermal Overload Protection | Yes |
| Switch-Off Technique | Thermomagnetic |
| Number of Poles | 3 |
| Rated Permanent Current | 75A |
| Rated Operating Voltage Range | 220-690V AC |
| Rated Short-Circuit Breaking Capacity at 400V | 75kA (Icu) / 50kA (Ics) |
| Rated Operation Power at 230V (AC-3) | 22kW |
| Rated Operation Power at 400V (AC-3) | 37kW |
| Rated Operation Power at 415V (AC-3) | 37kW |
| Type of Control Element | Rotary Handle (Turn Button) |
| Integrated Auxiliary Switch | Yes |
| Integrated Under-Voltage Release | Yes |
| Degree of Protection | IP20 |
| Height | 165mm |
| Width | 70mm |
| Depth | 171mm |
| Main Circuit Connection Type | Frame Clamp |
| Cage Terminal Capacity | 2mm² to 70mm² / 2 x 2mm² to 50mm² |
| Device Construction | Built-in device fixed built-in technique |
| Phase Failure Sensitive | No |
| Mounting Options | 35mm top-hat mounting rail (IEC 60715) and mounting plate |
| Manufacturer | Legrand |
| Compliance Standards | RoHS Directive, Substance-Restriction Requirements |
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