Overview
This model volt and current combined transformer (another name is melering tank) is applied to three-phase circuit of Ac50Hz and rated voltage 35kv to be used tor volt, current and energy measuring as well as protective relaying, itis suitable for urban, rural outdoor transformer substation as well as kinds of volt transformer substations in industrial enterprise. Adding active, reactive energy meter onto combine transformers named as high volt power metering tank. this product can replace oi-immersed combined transformer (Measuring box).
Type designation
技术参数 Technical data
- The combined transformer conforms to given provisions in GB20840.4-2015combined transformer”;
- Current transformer conforms to the provisions in GB20840.2-2014.20840.1-2010《curenttransformer》
- The voltage transformer conforms to given provisions in GB20840.3-2013,20840.1-2010 voltage transformer;
- The zinc oxide arrester must be installed at certain position with less-than one meter distance away from product’s installation place, for lighting protection.
电压互感器 Volage transformer
| 型号(Type) | 额定电压比 Rated voltage ratio (V) | 准确级 Accuracy classes | 额定输出 Rated output (vA) | 极限输出 Limit output (vA) | 额定绝缘水平 Rated insulation level (kV) |
|---|---|---|---|---|---|
| JLSZY-35 | 35000/100 | 0.2 | 30 | 500 | 42/95/195 |
| 0.5 | 50 |
电流互感器 Current transformer
| 型号 Type | 额定电压比 Rated voltage ratio (A) | 准确级 Accuracy classes | 额定输出 Rated output (vA) | 额定短时热电流 Rated short-time thermal current (kA) | 额定动稳定电流 Rated dynamic current (kA) | 额定绝缘水平 Rated insulation level (kV) |
|---|---|---|---|---|---|---|
| JLSZY-35 | 5-200/5 | 0.2S | 10 | 100 I 1n | 2.5 I 1th | 42/95/195 |
| 0.2 | 10 |
外形尺寸 Overall Dimension
JLSZW,-35KV“Y/Y0”接法三相四线三元件
JLSZW,-35KV “Y/Y0” wiring mode: three-phase, four-ine, three-compnent.
订货须知 When ordering, please specify the following:
1.型号、电压比;
2.准确级及相应的二次负荷;
3.绝缘等级及使用环境。
- The voltage ration;
- Accuracy class and secondary output;
- Insulation class and service conditior .
