? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?大成恒業（北京）機電設備有限公司

? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? 專業自動化設備維修服務商

? ? ?大成恒業（北京）科技有限公司為天津大成恒業機電設備有限公司的分公司，致力于世界先進電氣產品代理，為您提供的工業自動化設備。公司憑借在電氣自動化的專業經驗和雄厚的經營實力，為各企業的電氣自動化提供設備供應、編程、調試、維修等全方位服務.

? ? 西門子變頻器基本故障維修： CPU故障維修；I/O電路故障維修；電源電路故障維修；欠壓/過壓/過流故障維修；IGBT損壞維修；整流橋故障維修；逆變電路故障維修；通訊故障維修。 技術特點：對各種設備電路板進行無圖紙芯片級維修；使用先進的維修測試儀器，可以在線對集成電路元器件進行功能測試；對可編程件進行存儲，燒錄。維修產品種類多，工程師經驗豐富，器件資料齊全；維修費用低、方便快捷保修期長

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聯系人：許工 ???

手機: 155-3169-5601 微信同步 ??

商務QQ：959869309