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DOLR5.5400 Lovato reversing dol starter 5.5kw plastic enclosed 400vac
Lovato DOLR5.5400 reversing Direct-On-Line motor starter with forward-stop-reverse operation, 400 V AC coil, IP65 enclosure and 5.5 kW motor rating for industrial motor control applications.
£136.45
Why Choose the Lovato DOLR5.5400 Reversing DOL Starter?
The Lovato DOLR5.5400 is a compact and dependable reversing direct-on-line (DOL) motor starter designed to provide reliable forward and reverse control of three-phase induction motors in industrial and commercial applications. As part of the trusted Lovato L-Starter range, this enclosed starter combines dependable AC-3 switching performance with a robust enclosure for demanding environments.
Designed for industrial motor control systems requiring directional motor operation, the DOLR5.5400 incorporates integrated Forward, Stop and Reverse push button controls within a durable IP65 insulated enclosure. Its reversing contactor arrangement enables safe motor direction changes, making it ideal for conveyors, positioning systems, industrial doors and material handling equipment.
With a rated motor power of 5.5 kW, a 12 A AC-3 operational current and a 400 V AC control coil, the DOLR5.5400 delivers reliable and cost-effective reversing motor control. A compatible Lovato RF38 thermal overload relay is selected separately to match the motor full load current for optimum protection.
Key Advantages
- Reliable reversing direct-on-line motor starter for industrial applications.
- 5.5 kW motor capacity at 400 V.
- Forward, Stop and Reverse motor operation.
- 400 V AC control coil.
- 12 A AC-3 operational rating.
- Durable IP65 insulated enclosure suitable for demanding environments.
- Compatible with Lovato RF38 thermal overload relays.
Key Features
- Lovato L-Starter series.
- Reversing direct-on-line starter.
- 5.5 kW rated motor power.
- 12 A AC-3 operational current.
- 400 V AC control voltage.
- Forward / Stop / Reverse push button control.
- IP65 insulated plastic enclosure.
- Heavy-duty BF series contactors.
- Surface mounting design.
- Requires RF38 thermal overload relay.
Reliable Motor Direction Control
Reversing direct-on-line starters apply full supply voltage directly to the motor while allowing safe selection of forward or reverse rotation. This simple and dependable method of motor control is widely used where full-voltage starting is suitable and reliable directional control is essential.
The Lovato DOLR5.5400 provides dependable performance for OEM machinery, industrial automation systems and manufacturing equipment. By selecting the correct RF38 thermal overload relay, the starter can be matched precisely to the connected motor for effective overload protection.
Typical Applications
- Conveyor systems.
- Industrial doors and gates.
- Material handling equipment.
- Packaging machinery.
- Machine tools.
- Positioning systems.
- General industrial automation.
Technical Specifications
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| With Isolator | No | |
|---|---|---|
| Starter Type | Reversing | |
| Power | 5.5 kW | |
| Current | 12 A | |
| Voltage | 400 V | |
| Phase | Three Phase | |
| IP Rating | IP65 | |
| Coil / Supply Voltage | 400 V AC | |
| Series | L-Starter | |
| Product type | Reversing Direct-On-Line starter | |
| Motor power at 400 V | 5.5 kW | |
| Horsepower rating | 7.5 HP | |
| Maximum motor current AC-3 | 12 A | |
| Control voltage | 400 V AC | |
| Protection rating | IP65 | |
| Enclosure type | Insulated plastic enclosure | |
| Control functions | Forward / Stop / Reverse | |
| Dimensions (H × W × D) | approx. 225 × 110 × 148 mm | |
| Weight | approx. 1.5 kg | |
| Motor type | Three-phase induction motor | |
| Overload relay required | RF38 series | |
| Installation type | Surface mounting | |
| Standards compliance | IEC/EN 60947-1 and IEC/EN 60947-4-1 |
Frequently Asked Questions
What is the Lovato DOLR5.5400 used for?
It is used to start, stop and reverse three-phase induction motors in industrial machinery and automation systems.
What motor size is this starter suitable for?
The DOLR5.5400 is designed for motors rated up to 5.5 kW.
What control voltage does this model use?
This version is fitted with a 400 V AC control coil.
Does the starter include overload protection?
No. A compatible Lovato RF38 thermal overload relay must be selected separately to match the motor full load current.
Where is this starter commonly installed?
It is typically surface mounted on industrial machinery, conveyors, material handling equipment and production systems requiring reversing motor control.
Trusted for Industrial Motor Control
Lovato L-Starter reversing motor starters are trusted by industrial electricians, panel builders and OEM manufacturers for dependable forward and reverse motor control, robust construction and long-term reliability.
