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SM1RM0400 Lovato magnetic manual motor starter 2.5-4.0 amp
MPN: SM1RM0400
Special Price
£67.72
£56.43
Regular Price
£112.86
Why Choose the SM1RM0400?
Designed for reliable motor protection, the Lovato SM1RM0400 motor protection circuit breaker delivers 4 A rated current with a 100 kA Icu at 400 V. The SM1RM0400 features magnetic protection and a rotary knob control for straightforward operation, helping safeguard motors and feeders against short-circuit faults in industrial control panels and machinery.
Conforming to IEC/EN 60947-1, 60947-2 and 60947-4-1, plus UL60947-4-1 and CSA C22.2, this SM1RM-designated unit is engineered for dependable service. With Ui 690 V, Uimp 6 kV and a mechanical life of 100000 cycles, it withstands industrial demands. Operating from -20 to +60 °C and up to 3000 m altitude, it integrates reliably into UK control panels.
Key Benefits
- 100 kA Icu at 400 V for robust short-circuit fault interruption
- 4 A rated current for dependable motor circuit protection
- Magnetic protection ensures fast response to short-circuit events
- Rotary knob control enables quick local operation
- Ui 690 V and Uimp 6 kV support demanding industrial environments
- Wide -20 to +60 °C operating range for on-site versatility
- 100000-cycle mechanical life supports reduced maintenance downtime
- Conforms to IEC/EN, UL and CSA standards for broad acceptance
Technical Specification
- Product type designation: SM1RM
- Rated insulation voltage Ui (IEC/EN): 690 V
- Rated impulse withstand voltage Uimp: 6 kV
- Mechanical life: 100000 cycles
- Terminal tightening torque: 2.5 to 3 Nm
- Operating temperature: -20 to +60 °C
- Storage temperature: -50 to +80 °C
- Max altitude: 3000 m
- Weight: 390 g
What’s Included
- Lovato SM1RM0400 motor protection circuit breaker
- Manufacturer datasheet (download)
- Protective packaging
Applications
- Motor feeders and branch circuits in industrial control panels
- Pumps, fans and compressors requiring short-circuit protection
- Conveyor and material handling motor circuits
- HVAC plant rooms and building services motor distribution
- OEM machinery requiring IEC/EN-compliant motor protection
Frequently Asked Questions
What is the rated current of the SM1RM0400?
The rated current is 4 A.
What is its short-circuit breaking capacity at 400 V?
It has an Icu of 100 kA at AC 400 V per IEC/EN.
What protection and control types does it use?
It provides magnetic protection and uses a rotary knob for control.
What environmental and installation limits apply?
Operating temperature is -20 to +60 °C, with installation up to 3000 m altitude.
Is it UL Type E certified and what standards does it meet?
It is not UL Type E certified. It conforms to IEC/EN 60947-1/-2/-4-1, UL60947-4-1 and CSA C22.2 n° 60947-4-1.
Safety note: Installation must be performed by qualified personnel with power isolated. Tighten terminals to 2.5–3 Nm and follow applicable IEC/EN standards and the manufacturer’s instructions.
| Manufacturer Part Number | SM1RM0400 |
|---|---|
| Barcode | 8013975228074 |
| Manufacturer | Lovato |
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