Why Choose the Lovato SM1R2300 Motor Protection Circuit Breaker?
The Lovato SM1R2300 is a high-performance motor protection circuit breaker designed to protect three-phase motors against overloads, short circuits and phase failure conditions. As part of the proven Lovato SM1R series, it combines thermal and magnetic protection with an easy-to-use rotary operating mechanism, making it ideal for industrial machinery, control panels and OEM equipment.
This manual motor starter offers an adjustable thermal protection range of 17 to 23 A, providing precise motor protection for larger industrial motors. Its compact construction, high mechanical durability and IEC-compliant performance make it a dependable solution for demanding motor control applications.
With a rated current of 23 A, a 3-pole configuration and a 50 kA breaking capacity at 400 V AC, the SM1R2300 provides reliable protection whilst remaining suitable for installation on standard DIN rails or direct panel mounting within industrial control systems.
Key Advantages
- Compact motor protection circuit breaker for industrial motor applications.
- 17 to 23 A adjustable thermal trip range.
- 50 kA short-circuit breaking capacity at 400 V AC.
- Combined thermal and magnetic protection.
- Integrated phase failure detection.
- Rotary knob operation with lockable OFF position.
Key Features
- Lovato SM1R motor protection circuit breaker series.
- 23 A rated current.
- 17 to 23 A thermal adjustment range.
- 3-pole motor protection.
- Magnetic and thermal trip protection.
- Magnetic tripping at approximately 13 × In.
- Rotary knob control with clear ON/OFF indication.
- 35 mm DIN rail or screw mounting.
Reliable Motor Protection for Industrial Machinery
Motor protection circuit breakers such as the Lovato SM1R2300 disconnect the motor supply during overload, short-circuit or phase failure conditions. This helps reduce the risk of motor damage, improve equipment reliability and minimise costly downtime within industrial installations.
The SM1R series is widely used by machine builders and panel manufacturers thanks to its compact footprint, dependable protection characteristics and straightforward installation. Its adjustable thermal setting allows accurate matching to the connected motor for improved operational reliability.
Typical Applications
- Three-phase motor protection.
- Industrial control panels.
- Machine building and OEM equipment.
- Packaging and production machinery.
- Pumps, compressors and conveyor systems.
- Automation and motor control centres.
