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易燃易爆粉塵環境中所用防爆標志的具體含義 2019-09-03

  易燃易爆粉塵環境中所用防爆標志的具體含義

  FANGBAOBIAOZHISHIZHIYONGYUMIAOSHUFANGBAODIANQISHEBEIDEFANGBAODENGJI、WENDUZUBIE、FANGBAOXINGSHIYIJISUOSHIYONGQUYUDEBIAOSHI。XIAMIANWOMENJUTIFENXIYIXIAFENCHENHUANJINGZHONGFANGBAOBIAOZHILIMIANGEGEZIMUDEJUTIHANYI。

  一、爆炸性粉塵環境用電氣設備防爆型式分類

  BAOZHAXINGFENCHENHUANJINGZHONG,FANGBAOBIAOZHIZHONGDEFANGBAOXINGSHIFENWEIBENZHIANQUANXING“iD”、WAIKEBAOHUXING“tD”、JIAOFENGBAOHUXING“mD”、ZHENGYABAOHUXING“pD”DENG。

  WAIKEBAOHUXING“tD”

北京赛车pk10登录平台  WAIKEBAOHUXINGDIANQISHEBEIDEFANGBAOANQUANXINGNENG,ZHUYAOSHIKAOSHEBEIWAIKELAIBAOZHENGBAOZHAXINGFENCHENCENGHUOFENCHENYUNJINRUSHEBEINEIBU,CONGERFANGZHIFENCHENCENGHUOFENCHENYUNBEIDIANRAN。

北京赛车pk10登录平台  BENZHIANQUANXING“iD”

  BENZHIANQUANXINGDIANQISHEBEIDEFANGBAOANQUANXINGNENG,ZHUYAOSHIYONGXIANZHIDIANLUNENGLIANGDEFANGFALAISHIXIANFANGBAODE。ZAIZHEZHONGDIANQISHEBEIZHONG,JISHIDIANLUFASHENGDUANLU、KAILU、JUEYUANJICHUANDENGGUZHANGYINQIDEDIANQIFANGDIANYIJIREXIAOYINGDENGDOUBUNENGYINQIBAOZHAXINGFENCHENHUNHEWUDIANRAN。

  ZHENGYABAOHUXING“pD”

  ZHENGYABAOHUXINGDIANQISHEBEIDEFANGBAOANQUANXINGNENG,SHIKAODUIDIANQISHEBEINEICHONGRUJUYOUYIDINGYALIDEBAOHUXINGQITI,SHITANEIBUKENENGCHANSHENGHUOHUA、DIANHU、HEWEIXIANWENDUDEDIANQIYUANQIJIANCHUYUBAOHUXINGQITIZHIZHONG,ZHEYANG,KERANXINGFENCHENYUNJINRUBULESHEBEINEIBU,ZHEXIEYUANQIJIANJIUBUHUIFASHENGDIANRANBAOZHAXINGFENCHENHUNHEWUDEWEIXIAN。

北京赛车pk10登录平台  JIAOFENGBAOHUXING“mD”

  JIAOFENGXINGDIANQISHEBEIDEFANGBAOANQUANXINGNENG,SHISHIYONGJIAOFENGHUAHEWUJIANGBEIBAOHUDEDIANQIYUANQIJIANJIAOFENGQILAI,ZUZHIZHEXIEYUANQIJIANYUZHOUWEIDEKERANXINGFENCHENJIECHU,CONGERBIMIANTADIANRANZHOUWEIDEBAOZHAXINGFENCHENHUANJING。

  二、爆炸性粉塵環境用電氣設備使用環境分類

  ⅢLEIDIANQISHEBEIYONGYUCHUMEIKUANGYIWAIDEBAOZHAXINGFENCHENHUANJING

北京赛车pk10登录平台  ⅢLEIDIANQISHEBEIZAIFENLEI:

  ⅢALEI:KERANXINGFEIXU。

北京赛车pk10登录平台  ⅢBLEI:FEIDAODIANXINGFENCHEN。

北京赛车pk10登录平台  ⅢCLEI:DAODIANXINGFENCHEN。

  GENJUBAOZHAXINGFENCHEN/KONGQIHUANJINGCHUXIANDEPINCIHECHIXUDESHIJIAN,BAOZHAXINGFENCHENHUANJINGHUAFENCHANGSUOYOUFENWEI20QU、21QU、22QU。

  20QU:KONGQIZHONGBAOZHAXINGHUANJINGYIKERANXINGFENCHENYUNDEZHUANGTAILIANXUCHUXIAN、CHANGSHIJIANCUNZAIHUOPINFANCHUXIANDECHANGSUO。

北京赛车pk10登录平台  21QU:ZAIZHENGCHANGCAOZUOGUOCHENGZHONG,KONGQIZHONGBAOZHAXINGHUANJINGYIKERANXINGFENCHENYUNDEZHUANGTAIKENENGCHUXIANHUOOUERCHUXIANDECHANGSUO。

北京赛车pk10登录平台  22QU:ZAIZHENGCHANGCAOZUOGUOCHENGZHONG,KONGQIZHONGBAOZHAXINGHUANJINGYIKERANXINGFENCHENYUNDEZHUANGTAIBUKENENGCHUXIANDECHANGSUO,RUGUOCHUXIANJINSHIDUANSHIJIANCUNZAIDECHANGSUO。

  三、爆炸性粉塵環境用電氣設備最高表面溫度

北京赛车pk10登录平台  GUIDINGDEZUIGAOBIAOMIANWENDUYINGGAIGAOYUCEDEDEZUIGAOBIAOMIANWENDU,DIYUNISHIYONGDEJUTIDEKERANXINGFENCHENCENGHUOFENCHENYUNDEDIANRANWENDU。

  四、爆炸性粉塵環境用電氣設備保護級別分類

  Da—JUYOU“HENGAO”DEBAOHUJIBIE,SHEBEIZAIZHENGCHANGYUNXING、CHUXIANYUQIGUZHANGHUOHANJIANGUZHANGSHIBUSHIDIANRANYUAN。

  Db—JUYOU“GAO”DEBAOHUJIBIE,SHEBEIZAIZHENGCHANGYUNXINGHUOCHUXIANYUQIGUZHANGBUSHIDIANRANYUAN。

  Dc—JUYOU“YIBAN”DEBAOHUJIBIE,SHEBEIZAIZHENGCHANGYUNXINGZHONGBUSHIDIANRANYUAN,YEKECAIQUYIXIEFUJIABAOHUCUOSHI,BAOZHENGZAIDIANRANYUANYUQIJINGCHANGCHUXIANDEQINGKUANGXIA,BUHUIXINGCHENGYOUXIAODIANRAN。

北京赛车pk10登录平台  TONGGUOYISHANGCHANSHUSHANGKEYIKANCHU,FENCHENFANGBAOBIAOZHIHEQITIFANGBAOBIAOZHIYOUHENDUODEGONGTONGDIAN,QIFANGBAOSHIYANXIANGMUHENDUOYEDOUSHIXIANGTONGDE,ZAIZHELIBUZAIZHUISHU。

北京赛车pk10登录平台  LAIKESIRUANGUANYOUXIANGONGSIZHUYAOCONGSHIFANGJINGDIANRUANGUAN、GONGYERUANGUANDEYANFA、ZHIZAOJIXIAOSHOUFUWU,WEIXIANGGUANXINGYETIGONGQUANMIANDEFANGJINGDIAN、DAOJINGDIANRUANGUANFUWU。GONGSIDEZHUYAOCHANPINYOUFANGJINGDIANRUANGUAN、PUNAIMOFANGJINGDIANSUJINRUANGUAN、FANGJINGDIANGANGSIRUANGUAN、FANGJINGDIANTONGSIRUANGUAN、DAOJINGDIANXICHENRUANGUANLEIJIQITAGONGYERUANGUANXIANGGUANCHANPIN。

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