BHZ51防爆負(fù)荷開(kāi)關(guān)廠家適用范圍:

                       ·爆炸性氣體混合物危險(xiǎn)場(chǎng)所：1區(qū)、2區(qū)                                    

                       ·爆炸性氣體混合物為：ⅡA，ⅡB,ⅡC  

                             ·溫度組別：T1-T6

                       ·戶內(nèi),戶外(IP54,可按用戶要求達(dá)到IP65)                                          

                       BHZ51防爆負(fù)荷開(kāi)關(guān)廠家型號(hào):          

                                  □ H 3- □ □

                             B-ⅡB級(jí)隔爆                       F1-防中等腐蝕

                             C-ⅡC級(jí)隔爆                       F2-防強(qiáng)腐蝕

                                  負(fù)荷開(kāi)關(guān)                    額定電流

                                      極數(shù)  

 主要參數(shù):

·適用于電壓380V,電流10-200A電氣裝置和配電設(shè)備中作不頻繁接通,分?jǐn)嘭?fù)荷電路及短路保護(hù)用.

·鑄鋁合金外殼,表面噴塑.

·開(kāi)關(guān)由刀開(kāi)關(guān)和熔斷器組合而成,帶有灰弧裝置,能快速分?jǐn)嗪徒油?

·可鋼管布線或電纜布線,電纜布線須配電纜夾緊密封接頭.