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LZZBJ9-35/250W1 Current transformer

The LZZBJ9-35/250W1 Current Transformer is a pivotal component in modern electrical systems, designed to ensure accurate measurement and monitoring of electrical currents. This device is particularly essential in high-voltage applications, where precision and reliability are paramount. The transformer operates by converting high currents into lower, manageable values that can be easily measured and analyzed. This capability is crucial for the protection and control of electrical systems, making the LZZBJ9-35/250W1 an indispensable tool for engineers and technicians alike.

    Model and meaning

     Model and meaning.jpg

    Product Overview

    One of the standout features of the LZZBJ9-35/250W1 is its short-time thermal stability current ratings. The transformer is engineered to withstand various short-circuit conditions, with thermal stability ratings ranging from 2/1 kA/s to 40/4 kA/s. This range indicates the device’s ability to endure short bursts of high current without sustaining damage, ensuring that it can operate effectively even in challenging conditions. The transformer’s design allows it to handle these short-time thermal stresses, making it suitable for applications where sudden surges in current are expected.

    In addition to its thermal stability, the LZZBJ9-35/250W1 also boasts impressive rated dynamic stability current capabilities. With ratings from 5 kA to 100 kA, this transformer is capable of managing significant dynamic loads. This feature is particularly beneficial in environments where electrical currents can fluctuate rapidly, such as in industrial settings or during fault conditions. The ability to maintain stability under dynamic conditions ensures that the transformer can provide accurate readings and protect the system from potential overloads or failures.

    Product Parameters

    Rated primary current (A)

    Short-time thermal stability current (kA/s)

    Rated dynamic stability current (kA)

    Accuracy level combination

    Rated secondary output (VA)

    Surface creepage distance (mm)

    Weight(kg)

    0.2.0.2S

    0.5.0.5S

    10P10

    10P15

    10P20

    10

    2/1

    5

    0.2S/10P
    0.2/10P
    0.5/10P
    0.5S/10P
    0.2S/0.2
    0.2S/0.5
    0.2/0.5

    10

    10

    30

    20

    15

    820

    58

    15

    3/1

    7.5

    20,25

    4/1

    10

    30

    6/1

    15

    40

    8/1

    20

    50,60

    10/1

    25

    75

    1/15

    37.5

    100

    1/20

    50

    150

    31.5/1

    80

    200,250

    31.5/1

    80

    300

    31.5/2

    80

    400

    500

    600,630

    31.5/4

    80

    15

    20

    50

    30

    20

    700,800

    1000

    1200,1250

    1500

    40/4

    100

    20

    30

    50

    40

    30

    2000

    2500

    Appearance and installation dimensions

    Appearance and installation dimensions.jpg