Carries on the installment instruction to the customer, the telephone communication trouble clearing, the UPS powersupply system the installation and trial run.
对客户进行安装指导，电话沟通排除故障，UPS供电系统的安装调试。
2
Fitted with intelligent micro-processor control unit, when the powersupply anomalies or stopped, file will be completely automated rising bar, save the trouble of manually adjustment.
配合装有智能微型处理器的控制单元，当电力供应异常或停止，档杆会完全自动升起，省却人手调校的麻烦。
3
Faults of controller include hardware trouble, soft hitch, and failure brought by questions of powersupply.