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SM2R5000 Lovato rotary motor protection circuit beaker 34-50 amp
Lovato SM2R5000 motor protection circuit breaker with thermal and magnetic protection, 34-50 A adjustable trip range, 50 A rated current and 50 kA breaking capacity at 400 V AC for industrial motor circuits and control panels.
£175.26
Why Choose the Lovato SM2R5000 Motor Protection Circuit Breaker?
The Lovato SM2R5000 is a robust motor protection circuit breaker designed to provide reliable thermal and magnetic protection for industrial motor circuits, machinery and automation panels. As part of the durable Lovato SM2R series, it is ideal for panel builders, OEM machine manufacturers and maintenance engineers requiring dependable motor protection for higher current applications.
This breaker combines adjustable thermal overload protection with fast magnetic short-circuit tripping, helping protect motors, cables and connected electrical equipment from damaging fault conditions. Its rotary knob control provides clear ON/OFF operation, while the three-pole construction supports use in demanding three-phase motor control installations.
With a 34-50 A thermal trip adjustment range, 50 A rated current and a 50 kA breaking capacity at 400 V AC, the SM2R5000 is well suited to industrial machinery, motor starter assemblies and control panels requiring compact, high-performance motor circuit protection.
Key Advantages
- Heavy-duty motor protection circuit breaker for industrial motor circuits.
- 34-50 A adjustable thermal trip range for motor overload protection.
- 50 A rated current for higher current applications.
- 50 kA breaking capacity at 400 V AC for demanding installations.
- Thermal and magnetic protection for overload and short-circuit faults.
- Rotary knob control for simple and clear local operation.
Key Features
- Lovato SM2R motor protection circuit breaker series.
- 34-50 A thermal trip adjustment range.
- 50 A rated current.
- 50 kA Icu at 400 V AC.
- Thermal and magnetic protection.
- Magnetic tripping at approximately 13 × In.
- Three-pole construction.
- Rotary knob operating control.
Reliable Thermal and Magnetic Protection for Motor Circuits
Motor protection circuit breakers such as the Lovato SM2R5000 help protect motors by disconnecting the circuit during overload and short-circuit fault conditions. Thermal protection responds to sustained overloads, while magnetic protection provides rapid interruption during short-circuit events.
The SM2R series is designed for industrial motor control panels, machinery and starter assemblies where dependable protection, compact installation and clear manual operation are required. Its adjustable trip range allows the breaker to be matched to the motor current for accurate protection.
Typical Applications
- Industrial motor control circuits.
- Motor starter assemblies.
- OEM machinery and automation systems.
- Pumps, fans and conveyor systems.
- Electrical control panels and switchgear.
- Manufacturing and process machinery.
Technical Specifications
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| Current | 50 A | |
|---|---|---|
| Application | Motor protection | |
| Actuator Type | Rotary | |
| Terminal Type | Screw Terminal | |
| Current Range | 32–40 A, 40–63 A | |
| Phase | Three Phase | |
| Poles | 3-pole | |
| Device Type | Motor protection breaker | |
| Breaking Capacity | 50 kA | |
| Manufacturer | Lovato Electric | |
| Series | SM2R | |
| Model | SM2R5000 | |
| Product type | Motor protection circuit breaker | |
| Rated current | 50 A | |
| Thermal trip adjustment range | 34-50 A | |
| Protection type | Thermal and magnetic | |
| Breaking capacity (Icu) | 50 kA at 400 V AC | |
| Operating voltage | 230-690 V AC | |
| Rated insulation voltage | 1000 V AC | |
| Rated impulse withstand voltage | 6 kV | |
| Rated frequency | 50 / 60 Hz | |
| Number of poles | 3 | |
| Control type | Rotary knob | |
| Protection rating | IP20 | |
| Mounting type | DIN rail or panel mounting | |
| Dimensions (H × W × D) | approx. 140 × 55 × 145 mm | |
| Weight | approx. 1040 g | |
| HS Code | 85362010 |
Frequently Asked Questions
What is the Lovato SM2R5000 used for?
The SM2R5000 is used to provide thermal overload and magnetic short-circuit protection for industrial motor circuits and three-phase machinery.
What is the current range of the SM2R5000?
The breaker has an adjustable thermal trip range of 34-50 A and a rated current of 50 A.
What breaking capacity does this breaker provide?
The SM2R5000 provides a 50 kA breaking capacity at 400 V AC.
What type of protection does the SM2R5000 offer?
This model provides thermal and magnetic protection, helping protect against both overload and short-circuit fault conditions.
How is the SM2R5000 installed?
It is designed for DIN rail or panel mounting inside an electrical enclosure, motor control cabinet or industrial switchgear assembly.
Trusted by Industrial Panel Builders Worldwide
Lovato SM2R motor protection circuit breakers are widely used by panel builders, machine manufacturers and automation engineers to deliver reliable motor protection, high breaking capacity and long-term performance in industrial installations.
