zero-sequence direction relay 零序方向元件
zero-sequence direction criterion 零序方向判据
zero-sequence direction protection 零序方向保护
zero sequence direction components 零序方向元件
longitudinal zero-sequence direction 纵联零序方向
zero sequence direction power components 零序功率方向元件
zero-sequence direction pilot relay protection 纵联零序方向
zero-sequence direction over current protection 零序方向过电流保护
Zero-sequence offset power direction 零序偏移功率方向
It mainly focuses on analysis and determining method of zero sequence power direction relay.
重点介绍零序功率方向继电器的分析及判定方法。
This device use the principle of additional DC power supply in main feeding switch, and use the principle of direction of zero sequence power in branch feeding switch.
该装置在总馈电开关处的漏电保护装置使用附加直流电源原理，在分支馈电开关处的漏电保护装置使用零序功率方向式保护原理。
The phase comparison error is the primary factor leading to mistaken action in the selective leakage protective system of underground LV networks based on zero sequence current direction.
在基于零序电流方向原理的矿井低压电网选择性漏电保护中，比相误差是导致保护误动的主要因素。
应用推荐