Lovato GLC0400C1 IEC/EN three-pole changeover switch 400A

Why Choose the Lovato GLC0400C1 Changeover Switch?

The Lovato GLC0400C1 is a heavy-duty three-pole changeover switch designed for reliable manual transfer between two electrical supply sources in demanding industrial and commercial low-voltage systems. As part of the Lovato GLC changeover switch series, it provides dependable AC switching, isolation and source selection for distribution panels, generator changeover systems and electrical control cabinets.

This switch is engineered for high-current applications where safe source transfer, robust construction and clear switching positions are essential. Its screw-on-plate mounting design supports secure installation inside electrical panels, while the I-0-II switching positions allow operators to select between source one, off and source two with confidence.

With a rated conventional free air thermal current of 400 A, a three-pole configuration and suitability for AC systems up to 690 V, the GLC0400C1 is ideal for industrial switchboards, mains-to-generator changeover, machinery power distribution and high-load electrical switching applications.

Key Advantages

• Heavy-duty 400 A three-pole changeover switch.
• Designed for manual transfer between two AC power sources.
• I-0-II switching positions for clear source selection and isolation.
• Screw-on-plate installation for secure panel mounting.
• Suitable for industrial switchboards and generator changeover systems.
• Manufactured to recognised IEC/EN low-voltage switching standards.

Key Features

• Lovato GLC series changeover switch.
• 400 A IEC conventional free air thermal current Ith.
• Three-pole configuration for three-phase systems.
• AC operating voltage switching capability.
• Rated operational voltage up to 690 V AC.
• Manual I-0-II changeover operation.
• Screw-on-plate mounting method.
• M10 x 25 terminal connections.

Technical Specifications

• Manufacturer: Lovato Electric
• Series: GLC
• Model: GLC0400C1
• Product type: Changeover switch
• Number of poles: 3
• Rated current Ith: 400 A
• Operating voltage type: AC
• Switching AC voltage: 690 V AC
• Rated insulation voltage: 1000 V
• Rated impulse withstand voltage: 12 kV
• Switching positions: I-0-II
• Installation type: Screw on plate
• Mounting type: Screw mounting
• Terminal type: M10 x 25
• Mechanical durability: 10,000 operating cycles
• Operating temperature: -25°C to +55°C
• Dimensions (H × W × D): approx. 154.9 × 212.5 × 212.5 mm
• Weight: approx. 7.18 kg
• EAN: 8013975267141
• Standards: IEC/EN 60947-1, IEC/EN 60947-3, IEC/EN 60947-6-1

Reliable Changeover Switching for Power Distribution

Changeover switches such as the Lovato GLC0400C1 allow operators to manually transfer electrical loads between two separate supply paths. This is commonly required where equipment must be switched between mains power, standby generators or alternative distribution circuits.

The GLC series is designed for dependable low-voltage switching in industrial and commercial installations. Its high current rating, robust mechanical construction and clear source selection positions help support safe operation in demanding electrical distribution environments.

Typical Applications

• Mains-to-generator changeover systems.
• Industrial power distribution panels.
• Commercial electrical switchboards.
• Manual source selection in control cabinets.
• Motor control centres and machinery panels.
• Maintenance and service isolation circuits.

Trusted by Electrical Panel Builders Worldwide

Lovato GLC changeover switches are trusted by electrical engineers, panel builders and maintenance teams for reliable manual source transfer, robust construction and dependable operation in industrial power distribution systems.