Henan Energy Electric Equipment Co., Ltd. was established in 2011 and is an excellent and reliable power equipment manufacturer in China. The company mainly develops and produces oil-immersed transformers, dry-type transformers, box-type substations, high-voltage switches, and medium and low voltage complete sets of equipment. The equipment put into production and operation of the project advocates energy saving, intelligence, informatization, and mechanization. The company has established the Henan Triangle Energy-saving Transformer Engineering Technology Research Center, with 71 utility model patents and 15 invention patents. With years of accumulation in the transformer industry and strong technological innovation capabilities, HZEC products are sold to the Middle East, North America, South America, Europe, Southeast Asia, Africa, and other regions, covering more than 40 countries.
Product Description
LZZBJ9-10s Current transformer (hereinafter referred to as transformer) is suitable for power system with rated frequency of 50Hz and rated voltage of 10kV, power supply gas measurement and electrical protection. The transformer of this model is an epoxy resin cast completely closed structure, its core is made of microcrystalline alloy or high-quality magnetic conductive silicon steel sheet wound into a ring, and the secondary wire is evenly wound on the top. The primary conductor is wrapped with reinforced insulation to avoid short circuit between turns. The base plate of the product is provided with a ground bolt and a mounting hole for installation.
Product Parameters
Rated primary current(A)
|
Accuracy Combination
|
Rated secondary output (VA) |
1a thermal current (kA)
|
Rated dynamic current (kA)
|
0.2S |
0.2(0.5) |
5 |
0.2S
0.5S
0.2
0.5
|
10
|
10
|
0.9 |
2.25 |
10 |
1.8 |
6.75 |
15 |
2.7 |
5.6 |
20 |
3.6 |
9 |
25 |
4.5 |
11.25 |
30 |
5.4 |
13.5 |
40 |
7.2 |
18 |
50 |
9 |
22.5 |
75 |
13.5 |
33.75 |
100 |
18 |
45 |
150 |
27 |
66 |
200 |
33
45 |
80
90 |
300 |
400 |
500 |
56 |
100 |
600 |
Insulation level: 12/42/75kV
Service Environment
1. Temperature: -5ºC~+40ºC,daily average does not exceed 30ºC;
2. Altitude: No more than 1000m;
3. Installation site: Indoor;
4. Atmosphere: In the atmosphere, there are no dirty, corrosive and explosive media that seriously affect the insulation performance of the transformer;
5. Grounding way: Neutral point non-effective grounding system.
Outline Diagram Examples