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LZZBJ9‑10A4G 10kV Instrument CT Epoxy Cast Current Transformer

The LZZBJ9-10A4G current transformer is designed for power systems with a rated frequency of 50Hz or 60Hz and a rated voltage of 10kV. It is primarily used in critical applications such as energy metering, current measurement, and relay protection. This device operates stably in high-voltage environments, providing accurate data support for power systems, ensuring effective energy management and system safety.
The product execution standards are GB20840.1-2010 and GB20840.2-2014.

    Model and its meaning

    LZZBJ9-10A4G.jpg

    Summarize

    The LZZBJ9-10A4G current transformer features clean lines and an aesthetically pleasing design. This design not only enhances its appearance but also improves the device's overall efficiency and effectiveness. Its compact size and flexible mounting options make it ideal for indoor environments where space is limited. The transformer's easy-to-clean surface ensures it remains in optimal condition for extended periods, which is crucial for maintaining accurate measurements.

    Normal service condition

    The equipment should be installed indoors and able to operate normally in temperatures ranging from a maximum of 40°C to a minimum of -5°C, with the average daily temperature not exceeding 30°C. Furthermore, the atmosphere in the installation environment must be free of significant pollutants to ensure the stability and reliability of the equipment.

    Technical parameter

    Product
    model

    Rated primary
    current

    Accuracy level
    combination

    Rated
    output

    Rated short-term
    thermal current

    Rated dynamic
    stability current

    LZZBJ9-10A4G

    5

    0.2/10P10
    0.5/10P10
    0.2S/0.2S

    10/15
    15/15
    15/15

    0.45

    1

    10

    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

    44

    400

    24.5

    44

    500

    32

    59

    600

    32

    59

    800

    32

    59

    1000

    45

    110

    Rated secondary current: 5A or 1A, rated insulation level: 12/42/75kV.

    Structure and characteristics

    The LZZBJ9-10A4G current transformer features a fully enclosed epoxy resin-cast structure, exhibiting excellent insulation and moisture resistance. Not only does it have a sharp outline and aesthetically pleasing appearance, but it also offers easy surface cleaning and maintenance. The baseplate is equipped with a grounding bolt and four mounting holes for easy installation.

    LZZBJ9-10A4G.jpg