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Low Current Instrument Transformer LMK3(BH)-0.66 - China Suppliers & Factory, Accuracy 0.2/0.2s/0.5/0.5s, Ratio 100/5-5000/5A CT

The LMK3(BH)-0.66 type current transformer is specifically designed for indoor use in AC circuits with a rated voltage of 0.66kV or less and a frequency of 50Hz. This versatile transformer is ideal for current and energy measurement as well as relay protection applications. As a molded case current transformer, it is extensively utilized within complete cabinet systems. Installation is convenient with options for busbar fixation or base plate fixation, making it suitable for various installation orientations. Manufactured in compliance with the GB/T 20840 standard, this product stands as a reliable choice among China suppliers and is produced in our state-of-the-art factory. Invest in the LMK3(BH)-0.66 current transformer for quality and performance you can trust.

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Outline and Installation Dimension Drawing

Model and Its Meaning

LMK3(BH)-0.66 Current Transformer Model and Meaning Diagram

Scope of Application

The LMK3(BH)-0.66 current transformer is primarily used in indoor environments and is suitable for AC circuits with a rated voltage of 0.66kV or below and a rated frequency of 50Hz. It is mainly used for current and energy measurement and relay protection.

This product features a molded housing design, providing excellent insulation and durability, and is widely used in the cabinets of various complete sets of equipment. Its installation is flexible and versatile, allowing for busbar fixing or base plate fixing, and is suitable for installation in any direction, facilitating user layout according to actual needs.

Furthermore, the design of this current transformer considers safety and reliability, ensuring stable operation under various working conditions, providing an effective solution for power system monitoring and protection.

Normal Working Conditions and Installation Conditions

Installation Location

To ensure the normal operation and safety of the equipment, the installation location should be indoors.

Ambient Temperature

The suitable ambient temperature range is -5℃ to +40℃, allowing stable performance in cold or hot environments.

Ambient Humidity

Relative humidity should be controlled within a range not exceeding 80% to prevent malfunction or moisture damage.

Altitude Limit

The installation location should not exceed 1000 meters to avoid the impact of air pressure changes.

Atmospheric Conditions

A clean atmospheric environment with no serious air pollutants is required to maintain long-term stability.

Order Instructions

When ordering, the user should provide the following information:

Product Model and window width
Rated current ratio
Rated output and the corresponding accuracy level

Example: Order the LMK3 (BH)-0.66 type, with a window width of 80mm, a rated current ratio of 1500/5, a rated output of 10VA, and an accuracy class of 0.5.

Order Code: LMK3 (BH)-0.66, 80 1500/5 10VA 0.5

* If there are special requirements, can be customized with the manufacturer.

Frequently Asked Questions (FAQ)

What is the rated voltage and frequency for the LMK3(BH)-0.66?

It is suitable for AC circuits with a rated voltage of 0.66kV or below and a rated frequency of 50Hz.

What are the primary applications of this current transformer?

It is primarily designed for indoor current and energy measurement as well as relay protection in complete sets of equipment cabinets.

What installation methods are supported?

The transformer offers flexible installation options, supporting busbar fixing or base plate fixing in any direction according to layout needs.

What are the operating temperature and humidity limits?

The operating ambient temperature ranges from -5℃ to +40℃, and the relative humidity should not exceed 80%.

Can the LMK3(BH)-0.66 current transformer be customized?

Yes, if there are special technical requirements or specifications, customized solutions can be arranged with the manufacturer.