H12-425 Exam Question 156
When connecting the refrigerant pipe, to prevent the pipe from being oxidized, it is necessary to introduce a small amount of nitrogen gas during welding.
H12-425 Exam Question 157
You cannot search for an alarm by setting a filter condition on NetEco's Current Alarms page.
H12-425 Exam Question 158
If the customer load cannot be de-energized, pay attention to ( ) when disconnecting the maintenance bypass switch after the repair is completed.
H12-425 Exam Question 159
Backup time of battery depends on discharge current of battery.
H12-425 Exam Question 160
When a fire occurs in the cabinet and the fire extinguishing device releases the extinguishing agent into the protection zone, what will display the words "Don't let in".