公开(公告)号：US09520698B2

公开(公告)日：2016-12-13

申请号：US14618009

申请日：2015-02-10

Applicant: ABB Technology AG

Inventor： Denis Pare ,  Martin Stefanka

IPC: H02B1/28

CPC classification number: H02B1/28 ,  H02B5/00 ,  H02B13/025

Abstract: An outdoor enclosure for housing power distribution equipment is disclosed herein. The outdoor enclosure includes improved means for evacuating arc flash gases from inside the enclosure to the atmosphere, comprising an expansion chamber and improved chimney. The chimney includes a chimney base and chimney capping structure arrangement designed to allow for the safe ventilation of arc fault gases to the atmosphere, while maintaining weather-proof characteristics.

Abstract translation: 这里公开了用于容纳配电设备的室外机壳。 室外机箱包括用于将电弧闪蒸气体从外壳内部排出到大气中的改进装置，包括膨胀室和改进的烟囱。 烟囱包括烟囱底座和烟囱盖结构布置，其设计为允许电弧故障气体到大气的安全通风，同时保持防风雨特性。