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- Achievement of selective leakage protection system in underground tunneling face power supply networks 煤矿掘进工作面供电系统选择性漏电保护的实现
- Research on Selective Leakage Protection Based on Zero Sequence Current Direction 基于零序电流方向选择性漏电保护的研究
- The Selective Leakage Protection System of High-voltage Distribution Network for Mine Based on Current Compensation Method 基于电流补偿法的矿井高压电网漏电保护系统
- Study of Principle of Selective Leakage Protection of Zero Sequence DC of Low-voltage Power Network Underground and Its Implementation 矿井低压电网零序直流选择性漏电保护原理的研究及实现
- SELECTIVE LEAKAGE PROTECTIVE SYSTEM BASED ON ZERO SEQUENCE CURRENT DIRECTION 基于零序电流方向的选择性漏电保护系统的研究
- Selective Leakage Protective System Based on Zero Sequence Power Direction 基于零序功率方向的选择性漏电保护系统
- selective leakage protection 选择性漏电保护
- DC Examination and Selective Leakage Protective System in Underground LV Distribution Network 井下低压电网直流检测式选择性漏电保护
- With overload and shortcircuit protection, leakage protection is. 漏电分励脱扣等保护装置。
- DC Examination and Selective Leakage Protective System in Underg round LV Distribution Network 井下低压电网直流检测式选择性漏电保护
- The primary and mating seal faces are lapped to a maximum of 3-helium light bands flatness to provide effective sealing and leakage protection. 主密封面和配套密封面叠加成最多3层的轻型带状平面,提高密封和防泄漏效果。
- Unique protection system to avoid electromagnetic conduction and radiation intervention and power leakage protection function. 独有可防止电磁传导和辐射干扰系统，以及漏电保护功能。
- Fe-based nanocrystalline cores can replace permalloy, and can be applied to electronic or electromagnetic leakage protection switching transformers. 铁基纳米晶铁芯替代坡莫合金，应用于电子式或电磁式漏电保护开关互感器铁芯。
- Yuyao changyuan Key Factory os an enterprise specilizing in telephone case, various hey such as double color and crystal etc. as well as electricity leakage protection socket. 余姚市长元按键厂是一家以生产电话机机壳，双色及水晶等各种按键为主，兼营漏电保护插座的企业。
- The operating value of earth leakage protection can be changed with the mains voltage,but the operating value of cables insulation resistance is held the line. 该设计可以根据电网电压的波动调整动作值,从而保证电缆绝缘电阻的动作值不变;
- The cart has overvoltage protecting and power leakage protecting functions. 本收放车具有过压断电保护和漏电保护功能。
- Since the earth leakage protection circuit of KV level power supply system was frequently out of order in Huozhou mining bureau,the reform of the circuit was done. 针对霍州矿务局千伏级供电系统漏电保护电路,经常发生故障的现象,提出对该漏电保护电路进行改造,对于改制的原理及方法都进行了较为详尽地阐述。
- Distribution parameter theory is applied to study earth leakage protection of DC trolley network and a mathematic model of trolley network is established. 应用分布参数理论，研究直流架线电网漏电保护问题，建立了架线电网的数学模型。
- selective earth leakage protection 选择性漏电保护
- This paper introduces the principle of leakage protection unit of mine vacuum feed switch in detail,emphatically analyzes the testing process of higher-level leakage protection of feed loop. 本文详细地介绍了矿用真空馈电开关漏电保护单元电路的原理,重点分析了馈电回路上级漏电保护的测试过程。
