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SM1RE1800 Lovato MANUAL STARTER 13-18A TYPE E
Lovato SM1RE1800 Type E manual motor starter and three-pole motor protection circuit breaker with a 13-18 A adjustable thermal trip range and 100 kA breaking capacity at 400 V AC.
£76.16
Why Choose the Lovato SM1RE1800 Manual Motor Starter?
The Lovato SM1RE1800 is a robust Type E manual motor starter and motor protection circuit breaker designed to provide reliable switching, overload protection and short-circuit protection for electric motors in industrial control systems. As part of the Lovato SM1R motor protection circuit breaker series, it combines thermal and magnetic protection in a compact three-pole device.
Designed for demanding machinery and automation applications, the SM1RE1800 features an adjustable thermal trip range of 13–18 A, phase-failure sensitivity and a rotary operating mechanism. Its high short-circuit breaking capability makes it suitable for installations where dependable protection and straightforward manual motor isolation are required.
The SM1RE1800 has a rated current of 18 A, a rated insulation voltage of 690 V and an ultimate short-circuit breaking capacity of up to 100 kA at 400 V AC. It is UL Type E approved as a manual self-protected combination motor controller and can be mounted on a standard 35 mm DIN rail or by screws.
Key Advantages
- Combined manual motor starter and motor protection circuit breaker.
- Adjustable 13–18 A thermal trip range for matching motor full-load current.
- Magnetic and thermal protection against short circuits and overloads.
- High 100 kA Icu breaking capacity at 400 V AC.
- UL Type E approved manual self-protected combination motor controller.
- Phase-failure sensitivity helps protect three-phase motors against abnormal supply conditions.
- Compact rotary-operated design for industrial control panels and machinery.
Key Features
- Lovato SM1R series motor protection circuit breaker.
- 13–18 A adjustable thermal trip range.
- 18 A rated current.
- 3-pole construction for three-phase motor circuits.
- 13 × In magnetic trip.
- Class 10A tripping characteristic.
- 690 V rated insulation voltage.
- 6 kV rated impulse withstand voltage.
- Rotary knob manual control.
- DIN rail or screw mounting.
Reliable Motor Protection for Industrial Machinery
Manual motor starters such as the Lovato SM1RE1800 combine switching and protective functions in a single compact device. The adjustable thermal release protects motors against sustained overload conditions, while the magnetic release provides rapid disconnection during high-current short circuits.
The SM1R series is designed for integration into industrial machinery, control panels and motor starter assemblies. Its Type E self-protected configuration, high breaking capacity and phase-failure sensitivity help provide dependable motor circuit protection while reducing the number of separate protective components required.
Typical Applications
- Industrial motor starter panels.
- Pumps, fans and ventilation systems.
- Conveyors and material handling equipment.
- Compressors and processing machinery.
- Packaging and manufacturing equipment.
- OEM machinery and industrial automation systems.
Technical Specifications
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| Current | 18 A | |
|---|---|---|
| Device Type | Motor protection breaker | |
| Application | Motor protection | |
| Actuator Type | Rotary | |
| Terminal Type | Screw Terminal | |
| Current Range | 10–16 A, 16–25 A | |
| HS Code | 85362010 | |
| Manufacturer | Lovato Electric | |
| Series | SM1R | |
| Model | SM1RE1800 | |
| Product type | Type E manual motor starter / motor protection circuit breaker | |
| Number of poles | 3 | |
| Thermal trip adjustment range | 13–18 A | |
| Rated current | 18 A | |
| Protection type | Magnetic and thermal | |
| Magnetic trip | 13 × In | |
| Trip class | 10A | |
| Phase-failure sensitivity | Yes | |
| Rated insulation voltage | 690 V | |
| Rated impulse withstand voltage | 6 kV | |
| Rated frequency | 50 / 60 Hz | |
| Ultimate short-circuit breaking capacity Icu at 400 V AC | 100 kA | |
| Service short-circuit breaking capacity Ics at 400 V AC | 100 kA | |
| Control type | Rotary knob | |
| UL Type E approved | Yes | |
| Front protection rating | IP20 | |
| Operating temperature | -20 to +60 °C | |
| Maximum altitude | 3000 m | |
| Mounting | Screw or 35 mm DIN rail | |
| Weight | approx. 390 g |
Frequently Asked Questions
What is the Lovato SM1RE1800 used for?
The SM1RE1800 is used for manual switching and protection of electric motors against overloads, short circuits and phase-failure conditions in industrial machinery and control panels.
What current range does the SM1RE1800 support?
The thermal overload release is adjustable from 13–18 A, with a rated current of 18 A.
What is the breaking capacity of the SM1RE1800?
The SM1RE1800 has an ultimate short-circuit breaking capacity of up to 100 kA at 400 V AC.
Is the Lovato SM1RE1800 UL Type E approved?
Yes. The SM1RE1800 is approved as a UL Type E manual self-protected combination motor controller.
How is the SM1RE1800 mounted?
The motor protection circuit breaker can be mounted using screws or on a standard 35 mm DIN rail inside an electrical control panel or motor starter enclosure.
Trusted by Industrial Automation Professionals
Lovato SM series motor protection circuit breakers are widely used in industrial control systems to provide dependable motor switching, overload protection and short-circuit protection in compact, easy-to-integrate devices.
