SKU: GLCMB0100A230ULMPN: GLCMB0100A230UL
GLCMB0100A230UL Lovato 3 Pole 100A 690V Motorised Changeover Switch

GLCMB0100A230UL Lovato 3 Pole 100A 690V Motorised Changeover Switch

Lovato GLCMB0100A230UL motorised three-pole changeover switch with 100 A UL rating, 208 to 277 V AC motor supply and UL 1008 certification for automatic transfer switch applications.

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Why Choose the Lovato GLCMB0100A230UL Motorised Changeover Switch?

The Lovato GLCMB0100A230UL is a high-performance motorised three-pole changeover switch designed for automatic transfer between two power sources in commercial, industrial and critical infrastructure applications. Certified to the UL 1008 standard, it delivers reliable source switching for standby generators, UPS systems and emergency power installations.

As part of the trusted Lovato GLCM series, this motorised changeover switch combines robust switching performance with dependable automation. Its integrated motor operator provides rapid and reliable transfer between power sources, while the compact design simplifies installation within switchboards and power distribution panels.

With a 100 A UL current rating, three-pole configuration and a 208 to 277 V AC motor supply, the GLCMB0100A230UL is ideal for automatic transfer switch (ATS) systems where continuous power availability is essential.

Key Advantages

  • Motorised automatic changeover switch for standby power applications.
  • 100 A UL rated current suitable for commercial and industrial installations.
  • Three-pole configuration for three-phase power systems.
  • Certified to UL 1008 for transfer switch applications.
  • Fast automatic source transfer improves system availability.
  • Compact design simplifies switchboard integration.

Key Features

  • Lovato GLCM motorised changeover switch series.
  • 100 A UL current rating.
  • Three-pole construction.
  • 208 to 277 V AC motor operating voltage.
  • Maximum operating voltage of 600 V AC (UL).
  • 160 A IEC thermal current (Ith).
  • 100 kA short-circuit withstand rating with suitable fuse protection.
  • Mechanical life of up to 20,000 operating cycles.
  • Screw fixing with front power terminals.
  • Suitable for automatic transfer switch (ATS) systems.

Reliable Automatic Power Source Transfer

Motorised changeover switches automatically transfer electrical loads between the primary utility supply and a secondary power source, such as a standby generator or UPS. This minimises downtime during power interruptions and helps maintain continuous operation of essential electrical equipment.

The Lovato GLCMB0100A230UL is engineered for demanding automatic transfer applications, providing dependable switching performance, high short-circuit withstand capability and long mechanical life for critical power systems.

Typical Applications

  • Automatic transfer switch (ATS) panels.
  • Standby generator systems.
  • UPS installations.
  • Commercial buildings.
  • Industrial power distribution.
  • Critical infrastructure and emergency power systems.

Technical Specifications

Current 100 A
Voltage 690 V
Phase Three Phase
IP Rating IP00
Manufacturer Lovato Electric
Series GLCM
Model GLCMB0100A230UL
Product type Motorised changeover switch
UL standard UL 1008
Rated current (UL) 100 A
IEC thermal current (Ith) 160 A
Number of poles 3
Motor operating voltage 208 to 277 V AC
Operating voltage range 166 to 332 V AC
Maximum operating voltage 600 V AC (UL)
Rated insulation voltage (Ui) 1000 V
Impulse withstand voltage (Uimp) 12 kV
Short-circuit rating 100 kA rms with suitable fuse protection
Mechanical life 20,000 cycles
Mounting type Screw mounting
Operating temperature -25°C to +55°C
Protection standard UL 1008
Weight Approx. 8.15 kg
HS Code 85365080

Frequently Asked Questions

What is the Lovato GLCMB0100A230UL used for?

It is used to automatically transfer electrical loads between two power sources, such as the mains supply and a standby generator.

What is the rated current of this changeover switch?

The GLCMB0100A230UL has a 100 A UL rated current.

How many poles does the switch have?

This model features a three-pole configuration for three-phase electrical systems.

What control voltage does the motor operator require?

The integrated motor operator is designed to operate from a 208 to 277 V AC supply.

Which applications is this switch suitable for?

It is ideal for automatic transfer switch panels, standby generators, UPS systems and other installations requiring uninterrupted power transfer.

Trusted by Power Distribution Professionals

Lovato motorised changeover switches are widely used by electrical engineers, panel builders and OEMs to deliver dependable automatic source transfer, reliable operation and long-term performance in critical power distribution systems.

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