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3.5.5 Remove the STS Module
Warning
1.
Only qualified service personnel can perform the following procedures.
2.
The STS Module has been pre-installed in the factory. Only remove the STS Module
when maintenance or replacement is necessary.
3.
When the UPS is in Bypass Mode and its critical loads are connected, removing the
STS Module without turning off the Bypass Breaker could generate high voltage,
which may melt its connectors.
4.
If the UPS is in Bypass Mode, cutting off the bypass AC source will terminate power
supply to the critical loads.
5.
The STS Module is heavy (>30 kg). At least two people are required for handling.
Please follow the steps below to remove the STS Module.
1.
Turn OFF the Bypass Breaker.
2.
Use a Screwdriver to remove the four screws from the two sides of the STS Module.
3.
Two people together pull out and remove the STS Module.
NOTE:
Reverse the steps above to insert the STS module.
3.5.6 Battery Installation
Please follow below charts to install and connect wires to internal battery modules and external
battery cabinet.
Internal Battery Module Connection
