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LZZ‑10 10kV Indoor Cast Resin Current Transformer

The LZZ-10 type current transformer is suitable for AC power systems with a rated frequency of 50Hz or 60Hz and a rated voltage of 10kV, and is used for electric energy metering, voltage measurement and relay protection.
The product execution standards are GB20840.1-2010 and GB20840.2-2014.

    Model and its meaning

    LZZ-10.jpg

    Summarize

    The LZZ-10 current transformer features a column-type construction, enhancing mechanical stability and overall efficiency. Its fully enclosed design, cast in epoxy resin, ensures the transformer's resistance to environmental factors such as pollution and moisture. This feature is particularly beneficial for installations in tropical regions, where humidity and pollutants can severely impact the performance and lifespan of electrical equipment. Designed to withstand harsh conditions, the LZZ-10 current transformer ensures long-term reliable operation.

    Among the many products on the market, the LZZ-10 current transformer stands out for its robust design and superior performance. Designed for AC power systems with a rated frequency of 50Hz or 60Hz and a rated voltage of 10kV, it is ideal for energy metering, voltage measurement, and relay protection.

    Normal service condition

    Installation site: Indoor

    Ambient temperature: The maximum temperature is 40℃, the minimum temperature is -25℃, and the daily average temperature does not exceed 30℃.

    Atmospheric conditions: There is no severe pollution in the atmosphere.

    Technical parameters

    Product
    model

    Rated primary
    current

    Accuracy level
    combination

    Rated
    output

    Rated short-term
    thermal current

    Rated dynamic
    stability current

    LZZ-10

    10

    0.2、0.5

    10、15

    0.9

    2

    15

    1.35

    3

    20

    1.8

    4

    30

    2.7

    6

    40

    3.6

    8

    50

    4.5

    10

    75

    6.75

    15

    100

    9

    20

    150

    13.5

    30

    200

    18

    40

    300

    24.5

    45

    400

    24.5

    45

    500

    32

    59

    600

    32

    59

    Secondary current: 5A/1A

    Rated insulation level: 12/42/75 kV

    Structure and characteristics

    This series of current transformers adopt a pillar structure and are fully enclosed with epoxy resin by epoxy casting. They are resistant to pollution and moisture and are also suitable for use in tropical regions. The transformers do not require special maintenance and are safe and reliable. The product body is equipped with grounding bolts and four installation holes for installation.

    LZZ-10.jpg