Lovato SM1RM0250 motor protection circuit breaker with magnetic protection, 2.5 A rated current and 100 kA breaking capacity at 400 V AC for industrial motor protection.
£102.61
The Lovato SM1RM0250 is a compact motor protection circuit breaker with magnetic protection designed to provide reliable short-circuit protection for low-current three-phase motors and industrial control circuits. As part of the proven Lovato SM1RM series, it combines high breaking capacity with compact dimensions, making it ideal for OEM machinery, motor control centres and industrial automation systems.
Engineered for dependable operation, the SM1RM0250 delivers rapid magnetic tripping during fault conditions to help protect motors, cabling and electrical equipment. Its rotary operating knob provides clear switching indication, while compatibility with a wide range of Lovato accessories enables flexible integration into modern control panels.
With a 2.5 A rated current, 690 V AC rated insulation voltage and an impressive 100 kA breaking capacity at 400 V AC, the SM1RM0250 is an excellent solution for machine builders, panel manufacturers and industrial maintenance engineers requiring dependable magnetic motor protection.
Motor protection circuit breakers rapidly disconnect electrical circuits during short-circuit conditions, helping to minimise damage to motors, wiring and associated control equipment. The Lovato SM1RM0250 delivers dependable magnetic protection while maintaining compact dimensions suitable for modern electrical panels.
The SM1RM series is widely specified by machine builders and industrial automation engineers who require reliable protection, straightforward installation and compatibility with a comprehensive range of motor control accessories.
| Manufacturer | Lovato Electric |
|---|---|
| Series | SM1RM |
| Model | SM1RM0250 |
| Product type | Motor protection circuit breaker |
| Rated current | 2.5 A |
| Protection type | Magnetic |
| Rated insulation voltage | 690 V AC |
| Rated impulse withstand voltage | 6 kV |
| Rated frequency | 50 / 60 Hz |
| Breaking capacity (Icu) | 100 kA at 400 V AC |
| Number of poles | 3 |
| Protection rating | IP20 |
| Mounting type | DIN rail or panel mounting |
| Dimensions (H × W × D) | approx. 97 × 45 × 91 mm |
| Weight | approx. 327 g |
| HS Code | 85362010 |
The SM1RM0250 provides magnetic short-circuit protection for low-current motors and industrial control circuits.
The breaker has a 2.5 A rated current.
The SM1RM0250 provides a 100 kA breaking capacity at 400 V AC, making it suitable for demanding industrial applications.
It can be installed directly onto a standard 35 mm DIN rail or panel mounted inside industrial control cabinets.
Yes. The SM1RM0250 is compatible with Lovato auxiliary contacts, rotary door handles and other SM1 series accessories.
Lovato SM series motor protection circuit breakers are widely trusted by machine builders and industrial automation professionals for dependable motor protection, compact installation and long service life.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...