Question 46
The alarms of all devices can be displayed on the NetEco, but the corresponding alarm automatic formation work orders cannot be sent to the processor.
Question 47
What are the reasons for the excessive noise of the NetCol5000-C fan? (multiple choice)
Question 48
In the stable operation of the NeCol5000-A35kW air conditioner compressor, the oil level observed by the oil sight is regarded as qualified at the ( ) position.
Question 49
When the Huawei air-cooled air-conditioning compressor is turned on for the first time, the crankcase heating belt needs to be warmed up for more than ( ) hours.
Question 50
The UPS5000-E accepts input voltage frequency in a range of () Hz.