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- According the application experience of the project such as Nanjing Subway,some characteristics and advantage of Siemens optical longitudinal differential protection device 7SD610 are illustrated an. 结合南京地铁一号线等项目的工程应用经验,阐明了7SD610光纤纵差保护装置的一些特点和优势,并提出了一些建议。
- differential protective device 差动保护装置
- We feel safe with a protective device in the house. 我们因为家里有了防护装置而感到安全。
- Analysis and Resolution to Misoperation of Transformer differential Protection Device Caused by Connection Problem 变压器差动保护因接线误动作的分析及处理
- A protective device for absorbing shocks or impeding contact. 用来减少冲击或阻碍性联系的保护设施。
- Respiratory protective devices - Classification. 呼吸保护装置。分类。
- Double cut off protection device. 双重断电保护装置。
- Safety power cut off protection device. 安全断电保护装置。
- Which cause the maloperation of current differential protection. 谐波含量高，造成电流波形畸变，并最终导致了变压器差动保护的误动。
- This paper proposes differential protective criterions used superimposed current components available for T-connection transmission lines. 本文提出了基于电流故障分量的T接线路差动保护判据。
- Ref. Plant to be done protection device test and cooling-down test. 冷藏机组保护装置试验及打冷试验。
- Job elements in vertical differential protect of electric transformer and protect bound in course of electric transformer are introduced. 介绍了电力变压器纵联差动保护的工作原理和变压器在运行中保护装置的保护范围。
- Do protective devices comply with pump motor amp rating? 保护设备是否符合泵电机的额定电流?
- Our hot protecting device has obtained UL and VDE approval. 热保护器获得UL和VDE认证。
- It presents several principles of differential protection for generators. 介绍了各种微机发电机差动保护的原理。
- Special instruction: in order to use safely, make sure install the residual carrent iperated protective device. 特别提示:为了用电安全,用户的电源总制请安装漏电保护开关。
- With overload protection device, the machine works safely. 有过载保护装置，保证设备安全运行。
- Influence on optical fiber differential protection devices from operation and maintenance of optical communication equipment 光通信设备的运维对光纤差动保护装置的影响
- Gas protection device for evacuating high-boiling working media. 在较宽的压力范围内有较大的抽速；
- According to the application comprehensive of the shield,equipotential bonding and surge protective device,the combi... 综合应用屏蔽、等电位连接和电涌保护器等基本防护措施,实现了自动化系统的雷电综合防护。
