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11B1454L0024C48 – 4P CONTACTOR 48V C/W LATCH 48VDC
Lovato 11B1454L0024C48 four-pole industrial contactor with integrated G495 mechanical latch, 250 A AC-1 current rating, 24 V AC/DC coil and 48 V DC latch for industrial power switching applications.
Why Choose the Lovato 11B1454L0024C48 Four-Pole Latching Power Contactor?
The Lovato 11B1454L0024C48 is a heavy-duty four-pole industrial latching power contactor designed for reliable switching of high-current electrical loads in motor control, power distribution and industrial automation systems. As part of the robust Lovato B145 contactor series, this model is supplied with a factory-fitted mechanical latch, providing secure maintained switching without continuous coil energisation.
Designed for OEM machine builders, switchboard manufacturers and industrial maintenance engineers, the contactor combines durable contact materials with a high-performance electromagnetic operating mechanism for dependable switching under demanding operating conditions. It features a 24 V AC/DC operating coil together with a 48 V DC mechanical latch, making it ideal for specialist industrial control applications requiring maintained contact operation.
With a 250 A AC-1 thermal current rating, a 150 A AC-3 operational current, four normally open (4NO) main contacts, an integrated mechanical latch and a 24 V AC/DC control coil, the 11B1454L0024C48 is suitable for switching large motors, resistive loads and industrial power circuits. Its heavy-duty screw-mounted construction enables secure installation within industrial control panels and switchboards.
Key Advantages
- Heavy-duty four-pole industrial latching contactor.
- Factory-fitted mechanical latch maintains contact position without continuous coil power.
- 250 A AC-1 thermal current with 150 A AC-3 operational rating.
- 24 V AC/DC control coil with 48 V DC mechanical latch.
- Four normally open (4NO) main contacts.
- Designed for demanding industrial automation and power switching applications.
Key Features
- Lovato B145 power contactor series.
- Factory-fitted mechanical latch.
- Four-pole (4NO) configuration.
- 250 A conventional thermal current (AC-1).
- 150 A operational current (AC-3).
- 24 V AC/DC operating coil.
- 48 V DC mechanical latch supply.
- 1000 V rated insulation voltage (Ui).
- 8 kV rated impulse withstand voltage (Uimp).
Reliable Switching with Mechanical Latching
The Lovato B145 latching contactor series is designed for applications where contact position must remain mechanically maintained without continuous coil energisation. This reduces control power consumption while ensuring reliable switching performance for industrial automation and power distribution systems.
The 11B1454L0024C48 is ideal for installation within industrial control panels, motor control centres, OEM machinery and power distribution equipment where dependable maintained switching is required.
Typical Applications
- Industrial motor control centres.
- Power distribution equipment.
- Industrial automation systems.
- Load switching applications requiring maintained contacts.
- Pumps, compressors and conveyor systems.
- OEM electrical control panels and switchboards.
Technical Specifications
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| Coil Type | AC, AC/DC, DC | |
|---|---|---|
| Coil Voltage Range | 24 V | |
| Voltage | 24 V | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| Poles | 4-pole | |
| Device Type | Contactor | |
| Current AC-1 | 250 A | |
| Series | B145 | |
| Product type | Four-pole industrial contactor with mechanical latch | |
| Rated thermal current (AC-1) | 250 A | |
| Maximum operational voltage | 690 V AC | |
| Control coil voltage | 24 V AC/DC | |
| Mechanical latch voltage | 48 V DC | |
| Number of poles | 4 | |
| Type of coil | AC/DC coil | |
| Mounting type | Screw mounting | |
| Protection rating | IP20 terminals | |
| Weight | approx. 7.06 kg | |
| Operating temperature | -50 °C to +70 °C | |
| EAN | 8013975155813 | |
| Standards | IEC/EN 60947-1, IEC/EN 60947-4-1 |
Frequently Asked Questions
What is the Lovato 11B1454L0024C48 used for?
It is used for switching high-current industrial electrical loads where a mechanically maintained contact position is required.
What makes this model different from a standard contactor?
This version includes a factory-fitted mechanical latch and uses a 48 V DC latch circuit while the operating coil is rated at 24 V AC/DC.
What control voltage does this model require?
The operating coil is rated for 24 V AC/DC, while the mechanical latch operates from 48 V DC.
What current rating does the contactor support?
It provides a 250 A AC-1 thermal current rating together with a 150 A AC-3 operational current rating.
Where is this contactor typically installed?
It is commonly installed inside industrial control panels, switchboards, motor control centres and industrial power distribution equipment.
Trusted by Industrial Engineers Worldwide
Lovato B145 latching contactors are trusted by OEM manufacturers, panel builders and industrial engineers for dependable maintained switching, robust construction and long operational service life.
