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lovato sm1r0063 sm1 rotary control motor circuit breaker 0.4 – 0.63 amp
Lovato SM1R0063 motor protection circuit breaker with 0.40 to 0.63 A adjustable thermal trip range, rotary knob control and 100 kA breaking capacity at 400 V AC.
£40.52
Why Choose the Lovato SM1R0063 Motor Protection Circuit Breaker?
The Lovato SM1R0063 is a compact and reliable motor protection circuit breaker designed to protect small three-phase motors against overloads, short circuits and phase failure conditions. As part of the Lovato SM1R series, it combines thermal and magnetic protection with rotary knob operation for dependable use in industrial control panels, machinery and automation systems.
This manual motor starter provides adjustable motor protection from 0.40 to 0.63 A, making it suitable for small motor circuits, precision machinery and OEM equipment. Its high short-circuit breaking capacity and UL Type E certification make it a robust choice for panel builders, machine builders and maintenance engineers.
With a rated current of 0.63 A, 3-pole configuration and 100 kA breaking capacity at 400 V AC, the SM1R0063 provides effective motor circuit protection while remaining compact for DIN rail installation inside electrical enclosures and motor control panels.
Key Advantages
- Compact motor protection circuit breaker for small motor applications.
- 0.40 to 0.63 A adjustable thermal trip range.
- 100 kA short-circuit breaking capacity at 400 V AC.
- Combined thermal and magnetic protection.
- Phase failure sensitive motor protection.
- Rotary knob operation with clear manual ON/OFF control.
Key Features
- Lovato SM1R motor protection circuit breaker series.
- 0.63 A rated current.
- 0.40 to 0.63 A thermal adjustment range.
- 3-pole motor protection.
- Magnetic and thermal trip protection.
- Certified UL Type E.
- Rotary knob control with lockable OFF position.
- 35 mm DIN rail mounting for control panels and motor control centres.
Reliable Motor Protection for Industrial Control Panels
Motor protection circuit breakers such as the Lovato SM1R0063 help safeguard motors by disconnecting the circuit during overload, short-circuit or phase failure conditions. This helps reduce the risk of motor damage, electrical faults and unexpected downtime in industrial machinery.
The SM1R series is designed for panel builders and machine builders requiring compact, reliable and easy-to-install motor protection devices. Its adjustable current setting and rotary control make it simple to configure for the protected motor while maintaining clear local switching.
Typical Applications
- Small three-phase motor protection.
- Industrial control panels and motor control centres.
- Packaging and production machinery.
- Pumps, fans and small conveyor systems.
- OEM machine building applications.
- Automation and process control equipment.
Technical Specifications
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| Current | 0.63 A | |
|---|---|---|
| Application | Motor protection | |
| Actuator Type | Rotary | |
| Terminal Type | Screw Terminal | |
| Current Range | 0.4–1 A | |
| Phase | Three Phase | |
| Poles | 3-pole | |
| Device Type | Motor protection breaker | |
| Breaking Capacity | 100 kA | |
| Manufacturer | Lovato Electric | |
| Series | SM1R | |
| Model | SM1R0063 | |
| Product type | Motor protection circuit breaker | |
| Rated current | 0.63 A | |
| Thermal trip adjustment range | 0.40 to 0.63 A | |
| Number of poles | 3 | |
| Type of protection | Magnetic and thermal | |
| Type of control | Rotary knob | |
| Short-circuit breaking capacity Icu at 400 V AC | 100 kA | |
| Rated insulation voltage Ui | 690 V AC | |
| Rated impulse withstand voltage Uimp | 6 kV | |
| Frequency | 50 / 60 Hz | |
| Tripping class | 10A | |
| Protection rating | IP20 | |
| Mounting type | 35 mm DIN rail | |
| Weight | approx. 278 g | |
| HS Code | 85362010 |
Frequently Asked Questions
What is the Lovato SM1R0063 used for?
The Lovato SM1R0063 is used to protect small three-phase motors against overloads, short circuits and phase failure conditions.
What current range does the SM1R0063 cover?
The SM1R0063 has an adjustable thermal trip range of 0.40 to 0.63 A.
What is the breaking capacity of this motor protection circuit breaker?
The Lovato SM1R0063 has a short-circuit breaking capacity of 100 kA at 400 V AC.
How is the SM1R0063 operated?
It is operated using a rotary knob control, providing clear manual ON/OFF switching.
Where is the Lovato SM1R0063 typically installed?
It is typically installed on a 35 mm DIN rail inside electrical control panels, motor control centres and automation enclosures.
Trusted by Panel Builders Worldwide
Lovato SM1R motor protection circuit breakers are widely used by panel builders, machine builders and maintenance engineers for dependable motor protection in industrial automation and control systems.
