Why Choose the Lovato DOLSW11400 Direct-On-Line Starter with Isolator?
The Lovato DOLSW11400 is a dependable direct-on-line (DOL) motor starter with integrated rotary isolator designed for the safe starting, stopping and isolation of three-phase induction motors. As part of the proven Lovato L-Starter range, this enclosed starter combines reliable motor control with an integrated main isolating switch, making it an excellent choice for industrial machinery, pumps, compressors and manufacturing equipment.
The built-in rotary isolator enables the motor circuit to be safely disconnected for maintenance and servicing, eliminating the need for a separate external isolator in many installations. Housed within a durable IP65 insulated polycarbonate enclosure, the DOLSW11400 offers excellent protection against dust and water ingress while ensuring long-term reliability in demanding industrial environments.
With a rated motor power of 11 kW, a 25 A AC-3 operational current and a 400 V AC control coil, the DOLSW11400 is suitable for a wide variety of industrial motor control applications. A compatible Lovato RF38 thermal overload relay is selected separately to provide accurate overload protection matched to the connected motor.
Key Advantages
- Reliable direct-on-line motor starter with integrated rotary isolator.
- 11 kW motor rating for three-phase induction motors.
- 25 A AC-3 operational current.
- 400 V AC control coil.
- Integrated Start / Stop controls with rotary isolator.
- IP65 insulated polycarbonate enclosure for demanding industrial environments.
- Compatible with Lovato RF38 thermal overload relays.
Key Features
- Lovato L-Starter series.
- Standard direct-on-line starter with rotary isolator.
- 11 kW rated motor power.
- 25 A AC-3 operational current.
- 400 V AC control voltage.
- Integrated Start / Stop push-button controls.
- Heavy-duty BF series contactor.
- Padlockable rotary main isolator.
- IP65 insulated polycarbonate enclosure.
- Requires RF38 thermal overload relay.
Reliable Motor Starting with Integrated Isolation
Direct-on-line starters provide a simple and effective method of starting three-phase induction motors by applying full line voltage directly to the motor terminals. The integrated rotary isolator allows the motor supply to be safely isolated before maintenance or servicing, helping improve electrical safety while simplifying installation.
The Lovato DOLSW11400 is widely used by panel builders, OEM manufacturers and maintenance engineers requiring dependable motor control, integrated isolation and long service life in industrial environments.
Typical Applications
- Industrial pumps and booster systems.
- Compressors and refrigeration equipment.
- Conveyor systems.
- HVAC and ventilation equipment.
- Machine tools.
- Industrial automation systems.
- General-purpose three-phase motor control.
