免维护蓄电池及先进的充电设备为变电所的安全运行及维护提供了可靠的保障。
Maintenance free accumulator and advanced charging equipment provide reliable security for safety running and maintenance of a substation.
主要介绍广州地铁2号线事故照明装置的使用情况和逆变器设备的运行特点以及蓄电池的维护要点。
This article introduces the operation of the devices for emergency illumination adopted on the line 2 of Guangzhou metro, and the running features of inverters as well as the maintenance of batteries.
本文针对目前联通公司通信基站蓄电池组运行的问题，提出了一套新的设备维护方案——专业公司代维护。
A novel maintenance scheme for battery in telecom base station, which called maintain-substituting, is presented in this article.
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