Three-Phase UPS (10kVA-160kVA) Series
User Manual
1 Safety Instructions
5
1.1.4 Grounding Requirements
High leakage risk! The device must be grounded before electrical connection. The grounding
terminal must be connected to earth.
When installing, connect the grounding wire first; when dismantling, the grounding wire must be
removed at last.
It is prohibited to damage the grounding conductor.
The UPS must be connected with protection earthing permanently. Before operating, please
check the electric connection and ensure the device has been connected to earth reliably.
1.1.5 Safety Warning Label Setting
To avoid irrelevant person close to or misoperate the UPS, during installation or daily maintenance,
please comply with the related standards.
Set warning labels at the switches of input end and output end to avoid wrongly switch on and
even cause accident.
Set warning label or safety warning area to avoid irrelevant person entering and cause human
injury or device damage.
After maintenance, ensure that pull out the key of the UPS and save it properly.
1.1.6 Measure with Electricity
There is dangerous high voltage, contacting by accident may lead to deadly danger. So, when
measure with electricity, it is necessary to do the protection (such as wear insulated gloves, etc.)
The measure meter must accord with the following requirements.
The range and use condition of the measure meter should conform to the site requirements.
Ensure that connection of the measure meter is proper and normative, which is to avoid the
danger of electric arc, etc.
