正压型防爆装置工作原理及实例分析

Operational Principle of Pressurized Equipment and the Case Analysis

在遵循GB 3836国家标准的基础上 ,通过对正压型防爆配电柜的实物分析 ,详细介绍了正压型防爆装置的防爆原理、电气控制原理、产品结构及组成部分。

Based on meeting the requirements of GB3836 standards, this paper makes detailed introduction on the principle of explosion protection, electric control principle, product structure and structural element of the pressurized electrical equipments, taking the Ex switch cupboard as the example.