欢迎来到寰标网! 客服QQ:772084082 加入会员
当前位置: 首页 > 标准详情页

SN EN 61779-3:2000现行

Electrical Apparatus For The Detection And Measurement Of Flammable Gases - Part 3: Performance Requirements For Group 1 Apparatus Indicating A Volume Fraction Up To 100 % Methane In Air

出版:Swiss Standards

获取原文 如何获取原文?问客服 获取原文,即可享受本标准状态变更提醒服务!

专家解读视频

基本信息
标准编号: SN EN 61779-3:2000
发布时间:2000/6/1 0:00:00
标准类别:Standard
出版单位:Swiss Standards
标准页数:0
标准简介

Gives the requirements for group 1 portable, transportable and fixed apparatus for detecting and measuring the methane concentrations in mine air. This apparatus, or parts of apparatus are meant for use in mines susceptible to firedamp. Applicable to apparatus meant for detecting and measuring the volume ratios of methane in air from a volume fraction of 0% up to 100%.