真空断路器是电力系统中压领域的一种开关设备，它担负着控制和保护的双重任务。
The vacuum circuit breaker is a kind of switch equipment which is used in the middle-voltage field in the power system, which undertakes double tasks of controlling and protecting.
我公司是生产高、低压成套开关设备和控制设备的高新技术企业。
Our company is the production of high -, Low-voltage switchgear and control equipment high-tech enterprises.
讨论数字光电量测系统原理和技术，基于此技术的智能集成开关设备系统和控制与保护集成的自动化系统结构。
Based on the principle and technology of digital electro-optical measurement, the intelligent integrated switchgear system and control as well as protection combined automation system are discussed.
符合IEC439《低压成套开关设备和控制设备》，GB 7251《低压成套开关设备》等标准。
With IEC439 "Low-voltage switchgear and control equipment", GB7251 "set of Iow-voltage switchgear" and other standards.
本开关柜符合IEC439 - 1《低压成套开开关设备和控制设备》、GB7251《低压成套开开关设备和控制设备》等标准。
The switch meets standards of IEC439-1 "Low-voltage complete switch equipment and controller" GB7251 "Low-voltage complete switch equipment and controller" and other standards.
本开关柜符合IEC439 - 1《低压成套开关设备和控制设备》，GB 7251《低压成套开关设备和控制设备》等标准。
The switch meets standards of IEC439-1 "Low-voltage complete switch equipment and controller" GB7251 "Low-voltage complete switch equipment and controller" and other standards.
本开关柜符合IEC439 - 1《低压成套开关设备和控制设备》，GB 7251《低压成套开关设备和控制设备》等标准。
The switch meets standards of IEC439-1 "Low-voltage complete switch equipment and controller" GB7251 "Low-voltage complete switch equipment and controller" and other standards.
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