This paper sums up the main points of installation and shakedown test of the fan at site and its saving energy result combined with the application in a mine.
本文结合应用实例，总结该风机现场安装调试要点及良好的节能效果。
The application of PDB belt breakage protector effectively prevents the belt from "flying failure". The paper introduces its applicable conditions, main structure and main points of installation.
前言：应用PD B断带保护器有效地防止了胶带的“飞带”事故。本文介绍其适用条件、主要结构及安装要点。
One is the main points for attention in the design and installation of the equipment, another is the unprotected space which is easily be neglected by the users.
一是设计安装时注意的问题；二是多数使用单位忽视的防护死区问题。
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