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GLCMB0125T4D024 Lovato 4 Pole 125A 690V Motorised Changeover Switch
Lovato GLCMB0125T4D024 motorised four-pole changeover switch with a 125 A current rating and 24 V DC motor operator for automatic power transfer applications.
£1,065.81
Why Choose the Lovato GLCMB0125T4D024 Motorised Changeover Switch?
The Lovato GLCMB0125T4D024 is a robust motorised four-pole changeover switch designed to automatically transfer electrical loads between two independent power sources in commercial, industrial and critical infrastructure applications. As part of the reliable Lovato GLCM motorised changeover switch series, it provides dependable performance for generator changeover systems, automatic transfer switch (ATS) panels and low-voltage power distribution.
Featuring an integrated 24 V DC motor operator, this changeover switch enables reliable remote operation through PLCs, automatic transfer controllers and building management systems. Automated switching helps minimise downtime, improve operational safety and maintain continuity of power in demanding electrical installations.
With a conventional free-air thermal current rating of 125 A, a four-pole switching configuration and operation on systems up to 690 V AC, the GLCMB0125T4D024 is ideal for applications requiring the switching of both phase conductors and neutral. Its durable construction and compliance with recognised IEC standards ensure long-term reliability.
Key Advantages
- Motorised four-pole changeover switch for automatic source transfer.
- 125 A conventional thermal current rating for industrial applications.
- Four-pole switching including neutral switching.
- 24 V DC motor operating voltage.
- Supports remote operation through PLCs and ATS controllers.
- Provides reliable switching between mains and standby power supplies.
Key Features
- Lovato GLCM motorised changeover switch series.
- 125 A IEC conventional free-air thermal current.
- Four-pole power switching configuration.
- 24 V DC motor operating voltage.
- Motor operating voltage range of 19.2-31.2 V DC.
- 1000 V insulation voltage and 12 kV impulse withstand voltage.
- Mechanical life of up to 20,000 operating cycles.
- Complies with IEC/EN/BS 60947-3 and IEC/EN/BS 60947-6-1.
Reliable Automatic Power Transfer
Motorised changeover switches automatically transfer electrical loads between utility supplies and standby generators, helping maintain power continuity while reducing manual intervention. Four-pole versions are particularly suitable where the neutral conductor must also be switched for improved installation flexibility and electrical safety.
The Lovato GLCM range is designed for switchboard manufacturers, OEMs and industrial engineers who require dependable automatic source transfer. Its integrated motor operator and durable switching mechanism provide reliable long-term performance in demanding electrical environments.
Typical Applications
- Automatic transfer switch (ATS) systems.
- Mains to generator changeover panels.
- Industrial power distribution.
- Commercial building electrical installations.
- Critical infrastructure and standby power systems.
- OEM electrical control panels.
Technical Specifications
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| Power | 55 kW | |
|---|---|---|
| Device Type | Motorised changeover switch | |
| Operation | Motorised | |
| Mounting Type | Base mounting | |
| Current | 125 A | |
| Voltage | 690 V | |
| Phase | Three Phase | |
| IP Rating | IP00 | |
| Poles | 4-pole | |
| Manufacturer | Lovato Electric | |
| Series | GLCM Motorised Changeover Switches | |
| Model | GLCMB0125T4D024 | |
| Product type | Motorised changeover switch | |
| Number of poles | 4 | |
| Conventional thermal current (Ith) | 125 A | |
| Maximum operating voltage | 690 V AC | |
| Motor operating voltage | 24 V DC | |
| Motor operating voltage range | 19.2-31.2 V DC | |
| Rated motor current | 2.7-3.3 A | |
| In-rush current | 5.4-6.6 A | |
| Rated insulation voltage (Ui) | 1000 V | |
| Rated impulse withstand voltage (Uimp) | 12 kV | |
| Rated operational power (AC-23A, 400 V) | 55 kW | |
| Rated operational power (AC-23A, 690 V) | 110 kW | |
| Conditional short-circuit current | 100 kA | |
| Protection rating | IP00 | |
| Operating temperature | -25 to +55 °C | |
| Maximum altitude | 3000 m | |
| Mounting type | Screw mounting | |
| Dimensions (H × W × D) | approx. 371 × 253 × 220 mm | |
| Weight | approx. 7.1 kg | |
| EAN | 8013975326664 | |
| HS Code | 85365080 |
Frequently Asked Questions
What is the Lovato GLCMB0125T4D024 used for?
It automatically transfers electrical loads between two independent power sources, such as a utility supply and a standby generator.
What current rating does this changeover switch support?
The GLCMB0125T4D024 has a conventional free-air thermal current rating of 125 A.
What motor supply voltage is required?
The integrated motor operator is designed for a 24 V DC control supply with an operating range of 19.2-31.2 V DC.
Why does this model have four poles?
The four-pole design switches all three phases and the neutral conductor, making it suitable for installations where complete source isolation is required.
Which standards does the GLCMB0125T4D024 comply with?
It complies with IEC/EN/BS 60947-3 and IEC/EN/BS 60947-6-1 for low-voltage switchgear and transfer switching equipment.
Trusted for Critical Power Switching
Lovato motorised changeover switches are trusted by electrical engineers, switchboard manufacturers and industrial system integrators to provide reliable automatic power transfer in commercial and industrial electrical installations.
