Chapter 8 Troubleshooting and Maintenance
Shenzhen Hpmont Technology Co., Ltd.
-58-
HD09 Series User Manual V1.1
8.2
Maintenance
•
Must be maintained by professionally trained and authorized professionals.
•
Before the inverter is inspected and maintained, the input power of the inverter is completely disconnected.
See Check that the input power is fully disconnected, page 9.
•
For a converter with a storage time of more than 2 years, the power supply should be boosted by the regulator.
•
Do not leave metal objects such as wires, tools, screws, etc. inside the drive.
•
Do not modify the inverter internally.
•
Do not touch the IC device with static-sensitive IC device inside the inverter.
Daily Maintenance
HD09 must be operated in the specified environment, see section 3.2 Requirement for the Installation
Site, page 6.
Users should follow the table below to do routine maintenance work in order to detect abnormal
phenomena in time to extend the life of the inverter.
Items
Content
Criteria
Running
environment
Temperature andhumidity
-10 - +40°C, derating at40 - 50°C
Less than 95%RH, non-condensing
Dust and water dripping
No conductive dust accumulating, no water dripping
Gas
No strange smell
HD09
Oscillation and heating
Stable oscillation and proper temperature
Noise
No abnormal sound
Motor
Heating
No overheat
Noise
Low and regular noise
Running status
parameters
Output current
Within rated range
Output voltage
Within rated range
Danger
Warning