零序电流互感器

用两零序电流互感器的漏电保护原理

Analysis for Drain Protection Principle by Using Two Residual Current Mutual-inductor

高性能零序电流互感器的设计

Design of Zero - sequence Current Transformer with High Performance

正确选择和安装零序电流互感器；

Correct selections and installation of zero sequence current transformer ;

零序电流互感器变比的测量

The Measurement of Zero Sequence Current Transformer Rated Ratio

本型零序电流互感器为环氧树脂浇注户内型产品。

The zero current transformer of the type LXK is casting resin and indoor product .

多根电缆零序电流互感器二次线圈串并联的研究

Study on the Secondary Coil Series-parallel connection of Multi-cables Zero - sequence Current Mutual Inductor

详细叙述了漏电开关零序电流互感器及其铁芯，脱扣器的工作特性、材料选用。

The properties and selection of the zero-phase sequence current transformer core and tripper for GFCI are in detail described .

有多根电缆的同一回路中零序电流互感器的选择和二次线圈的连接方式

Preliminary Discussion on Selection of Zero-sequence Current Transformers and Connection of their Secondary Coils on the Same Circuit with Multi-Cable

漏电保护电路，对所述零序电流互感器的二次绕组输出的漏电信号进行处理；

The earth leakage protection current is composed of a voltage multiplying rectifier , voltage detector , triggering lead and an adjusting current and so on .

介绍了一种以独特的设计方法设计的新型零序电流互感器的技术指标和性能参数，与传统产品相比，它具有结构独特、灵敏度高、角特性好的优点。

A new type zero - sequence current transformer is introduced . Comparing with traditional products , the new concept design provides unique structure , high sensitivity and good phase character .

本型零序电流互感器为全封闭式。二次绕组及铁芯均浇注在聚脂树脂内。中间窗孔供三相电缆穿过。

The zero sequence current transformer is full enclosed type . The secondary windings and iron core are insulated by epoxy resin . The middle hole is used for cable going through .

通过对选择性漏电保护与两零序电流互感器的零序电流方向的漏电保护分析，说明两零电流互感器漏电保护更易判断保护范围内的漏电故障。

Through drain protection principle for choosing drain protection and residual current direction protection by using two residual current mutual-inductor , proves that it is easier to determine drain faults by using the latter in protection range .

变压器零序差动保护电流互感器极性校对方法探讨商用布局软件的目标，往往是零时序差异或有限的时序差异。

Probe into Proofreading Method of Polarity of Transformer Zero-sequence Differential Protection Current Transformer The objective of commercially available layout tools is often zero skew or a fixed skew bound .

通常有2种途径可以得到系统的零序电流：一是直接通过零序电流互感器（TA），二是将三相TA接成零序过滤器形式。

There are 2 ways to acquire zero-sequence current : One is to use zero-sequence TA , the other is to connect the 3-phase TAs to the zero-sequence filter style .

由于变压器中性点零序微机保护编程很灵活，因而，变压器中性点零序微机保护的电流互感器（TA）接线和整定的方式也很多。

The programming for computer-based transformer neutral zero-sequence protection is very flexible , which diversifies the wiring and setting modes of current transformers of the protection .