11G355 lovato mechanical interlock side by side

11G355 lovato mechanical interlock side by side

Lovato 11G355 mechanical interlock accessory for B series contactors with side-by-side mounting for safe industrial switching applications.

SKU: 11G355Alt SKU: G355MPN: 11G355
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Why Choose the Lovato 11G355 Mechanical Interlock?

The Lovato 11G355 is a robust mechanical interlock accessory designed for use with Lovato B series contactors in industrial motor control and automation applications. It provides mechanical prevention of simultaneous contactor operation, making it ideal for reversing starters, changeover systems and applications requiring safe interlocked switching.

This accessory is designed for side-by-side mounting between compatible Lovato B series contactors, creating a reliable mechanical locking arrangement without requiring additional electrical control logic. Its compact construction allows straightforward installation in motor starter assemblies and industrial control panels.

The Lovato 11G355 is suitable for use with 11B series contactors and provides a dependable solution for preventing unwanted simultaneous energisation of paired contactors in industrial switching systems.

Key Advantages

  • Reliable mechanical interlock for Lovato B series contactors.
  • Prevents simultaneous operation of paired contactors.
  • Designed for side-by-side contactor mounting.
  • Ideal for reversing and changeover starter applications.
  • Compact accessory design for industrial control panels.
  • Improves safety and reliability of contactor assemblies.

Key Features

  • Lovato G355 mechanical interlock accessory.
  • For Lovato B series contactors.
  • Side-by-side mounting arrangement.
  • Mechanical locking function between contactors.
  • Suitable for motor reversing starter assemblies.
  • Compatible with B115–B630 contactor ranges.
  • Compact lightweight construction.

Reliable Contactor Interlocking for Motor Control Systems

Mechanical interlocks such as the Lovato 11G355 are used in contactor assemblies where two contactors must never operate simultaneously. This is particularly important in reversing motor starters, where electrical and mechanical protection work together to prevent incorrect switching conditions.

The 11G355 provides a simple and effective way to improve the safety and reliability of industrial motor control equipment by mechanically linking compatible Lovato contactors within the starter assembly.

Typical Applications

  • Forward/reverse motor starters.
  • Changeover switching systems.
  • Industrial automation panels.
  • Motor control centres.
  • Heavy-duty machinery control systems.
  • Industrial electrical assemblies.

Technical Specifications

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Device Type Accessory
HS Code 85365080
Manufacturer Lovato Electric
Series G accessories
Model 11G355
Product type Mechanical interlock
Accessory type Contactor interlock
Compatible contactors Lovato B series contactors
Mounting type Side-by-side mounting
Application Mechanical interlocking of two contactors
Standards compliance IEC/EN 60947-1, IEC/EN 60947-4-1
Certifications CSA, UL
Weight approx. 26 g

Frequently Asked Questions

What is the Lovato 11G355 used for?

The Lovato 11G355 is a mechanical interlock used to prevent simultaneous operation of two compatible Lovato B series contactors.

Which contactors are compatible with the 11G355?

The 11G355 is designed for use with Lovato B series contactors, including B115 to B630 ranges.

Where is the 11G355 installed?

The accessory is installed between contactors using a side-by-side mounting arrangement.

Why is a mechanical interlock required?

A mechanical interlock prevents two contactors from closing at the same time, improving safety in reversing and changeover applications.

Is the Lovato 11G355 an electrical accessory?

No, the 11G355 is a mechanical interlock accessory that provides physical locking between contactors.

Trusted by Industrial Automation Engineers

Lovato mechanical interlocks provide reliable protection and improved safety for industrial contactor assemblies, motor starters and automation systems.