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What Is LMK8(BH)-0.66 Current Transformer？
LMK8(BH)-0.66 current transformer is mainly used indoors, in AC circuits with rated voltage up to 0.66kV and rated frequency of 50Hz, for current and electric energy measurement or metering protection. The product is a moulded-case current transformer, widely used in switchgear assemblies. Its installation methods include busbar fixing and base plate fixing, suitable for horizontal or vertical installation. Compared with type I and II, it has advantages such as large capacity, high accuracy, impact resistance, and easy installation.
Working Conditions of the LMK8(BH)-0.66 Current Transformer
- Installation sites: Indoor
- Ambient temperature:-5~40'c
- Ambient humidity: ≤ 80%
- Altitude: s1000m
- Atmospheric conditions: no serious impurity in the atmosphere.
Product Parameters
| Product Model | Current Ratio (A) | Secondary Load (VA) (10P10) | Primary Turns (Through-Core) |
|---|---|---|---|
| LMK8(BH)-0.66 30 | 150/5 | 2.5 | 1 |
| LMK8(BH)-0.66 30 | 200/5 | 2.5 | 1 |
| LMK8(BH)-0.66 30 | 250/5 | 2.5 | 1 |
| LMK8(BH)-0.66 30 | 300/5 | 2.5 | 1 |
| LMK8(BH)-0.66 30 | 400/5 | 2.5 | 1 |
| LMK8(BH)-0.66 30 | 500/5 | 2.5 | 1 |
Why Choose LMK8(BH)-0.66 current transformer?
Reliable Performance
Designed specifically for indoor AC circuits with a rated voltage up to 0.66kV and 50Hz frequency, this current transformer delivers stable and accurate performance for both measurement and protection applications.
Compact Moulded-Case Design
This moulded-case current transformer is engineered for seamless integration into standard switchgear assemblies. Its robust, enclosed housing protects internal components from dust, moisture, and mechanical stress, while its compact footprint saves valuable panel space.
Flexible Installation Options
Offering dual installation methods—busbar fixing and base plate fixing—this current transformer adapts to your project’s unique requirements. It supports both horizontal and vertical mounting, making it easy to integrate into new or existing switchgear assemblies without custom modifications or complex rework.
Superior Capacity
Larger capacity to handle higher loads without performance degradation Higher accuracy for precise current measurement and energy metering Enhanced impact resistance to withstand harsh electrical environments and transient events
Easy Installation and Maintenance
With user-friendly design features, this current transformer minimizes on-site installation time and effort. Its clear marking and standardized dimensions simplify wiring and setup, while the durable moulded case reduces the need for frequent maintenance, lowering long-term operational costs.
الأسئلة الشائعة
What applications is the LMK8(BH)-0.66 current transformer suitable for?
This current transformer is primarily designed for indoor use in AC circuits with a rated voltage up to 0.66kV and 50Hz frequency. It is ideal for current measurement, electric energy metering, and metering protection in switchgear assemblies, making it a common choice for low-voltage power distribution systems in commercial and industrial facilities.
What are the key installation methods for this moulded-case current transformer?
The LMK8(BH)-0.66 current transformer supports two primary installation methods: busbar fixing (direct mounting to the main busbar) and base plate fixing (securing to a panel or base). Both methods allow for horizontal or vertical installation, providing flexibility to fit different switchgear layouts and space constraints.
How does this current transformer compare to older Type I and II models?
Compared to Type I and II current transformers, the LMK8(BH)-0.66 model offers improved performance across key metrics: larger capacity to handle higher currents, higher accuracy for precise measurement, better impact resistance to withstand electrical transients, and easier installation to reduce on-site work.
Can this current transformer be used for both measurement and protection purposes?
Yes, this LMK8(BH)-0.66 current transformer is engineered to support both functions. It provides accurate current and electric energy measurement for metering applications, while also delivering reliable metering protection to safeguard circuits and equipment from overloads or faults.
What are the benefits of the moulded-case design for this current transformer?
The moulded-case construction of this current transformer offers multiple advantages: it protects internal components from environmental contaminants like dust and moisture, enhances mechanical strength for impact resistance, simplifies integration into switchgear assemblies, and contributes to a compact, low-maintenance design that supports long-term, reliable operation.
