DAHU electrical specializes in the production of 0.5-40.5kv transformers. It has cooperated with many national power bureaus for 10 years and exported to foreign markets. If there is any quality problem within the warranty period, it can be replaced free of charge.
About LZZBJ9-12C2 type 12KV high voltage current transformer, the following are its main technical parameters and product information:
Product Description:
LZZBJ9-12C2 type current transformer is a kind of epoxy resin casting insulation fully enclosed indoor type products, used for 12kV and below AC 50/60Hz lines for current measurement and relay protection.
It is used for current measurement and relay protection in 12kV and below AC 50/60Hz lines.
Model code meaning:
L: current transformer
ZZ: pillar type, epoxy resin casting
B: with protection level
J: Reinforced
9:Design serial number
12:Maximum voltage of equipment
C2: Structure code
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Technical Parameters:
Rated insulation level: 12/42/75kV
Rated frequency: 50/60Hz.
Rated frequency: 50/60Hz
Rated frequency: 50/60Hz.
Product standards: GB/T 20840.1, GB/T 20840.2, IEC 61869-1, IEC 61869-2 and DL/T726.
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Conditions of use:
Installation place: indoor.
Ambient temperature: -25ºC to +40ºC.
Altitude: not more than 2000m, more than 2000m need to confirm with the manufacturer
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Ambient humidity: the average value of relative humidity in 24 hours does not exceed 95%.
Filth level: Class II.
The installation place should be free from serious vibration and bumps.
The ambient air should be free from obvious dust, smoke, corrosive gases, vapors or salt.
The ambient air shall be free from obvious dust, smoke, corrosive gases, vapor or salt.
Structure Overview:
This type of current transformer is a pillar-type fully enclosed epoxy resin casting insulation, the product of the outgoing line marking: primary for P1, P2, secondary for 1S1, 1S2, 2S1, 2S2 ..., this model has a total of 12 secondary terminals, and up to support 6 secondary winding (depending on the specific parameters)
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Rated primary current and accurate level combination:
Rated primary current I1n (A) ranges from 20A to 2500A, accuracy level combinations include 0.5/5P10, 0.2/5P20, etc., and rated secondary current I2n (A) is 1(5)
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Capacity (VA):
The capacity (VA) varies according to different accuracy level combinations, for example, the capacity of 0.5/5P10 level combination is 15/15VA
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The above information provides a detailed description and key technical parameters of the LZZBJ9-12C2 type 12KV high voltage current transformer.
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About LZZBJ9-12C2 type 12KV high voltage current transformer, the following are its main technical parameters and product information:
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