Name: LMI-13 Mechanical Interlock
Brand: Chint

LMI-13 Mechanical Interlock

The LMI-13 Mechanical Interlock is designed for use with two-stage or multi-stage circuit breakers to prevent simultaneous operation of two power sources. It ensures safe manual switching between dual power supplies in low-voltage distribution systems. With a compact 9mm width, wide –35°C to +70°C temperature range, and simple DIN-rail mounting, the LMI-13 provides reliable mechanical isolation for residential, commercial, and industrial electrical installations

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FAQs

What is the main purpose of the LMI-13 Mechanical Interlock?

It ensures that two main circuits cannot be operated at the same time, providing safe manual switching between dual power sources such as mains and generator supplies.

Where can the LMI-13 be used?

It is ideal for residential buildings, hotels, business clubs, shopping malls, and similar installations requiring controlled switching between two power lines.

How is the LMI-13 installed?

The device is assembled between two or more stage circuit breakers using a DIN-rail mounting system, allowing for quick integration and reliable mechanical interlocking.

What environmental conditions can it operate in?

It performs reliably in temperatures from –35°C to +70°C, with humidity tolerance up to 90% at +20°C and altitudes up to 3000 meters.

What makes the LMI-13 a safe interlocking solution?

Its mechanical design prevents accidental simultaneous circuit operation, providing a simple yet effective fail-safe switching mechanism without the need for auxiliary power.

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LMI-13 Mechanical Interlock

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