User Manual for Lead Acid Interactive UPS
04/22v.1
Page 10
VD-Series (5000VA-10kVA)
Chatsworth Products (CPI)
2.2.2 Installation of Maintenance Bypass Distribution Module
Unpacking and Inspection
Unpack the package and check the package contents. The shipping package contains:
• Maintenance bypass distribution module x 1
• Quick guide x 1
• Mains power cord x 1
• Screws and mounting ears
NOTE
: Before installation, please inspect the unit. Be sure that nothing inside the package is damaged
during transportation. Do not turn on the unit and notify the carrier and dealer immediately if there is
any damage or lacking of some parts. Please keep the original package in a safe place for future use.
Initial Setup
The Installation and wiring must be performed in accordance with the local electric laws/regulations and
execute the following instructions by professional personnel.
1) Make sure the mains wire and breakers in the building are enough for the rated
capacity of UPS to avoid the hazards of electric shock or fire.
NOTE:
Do not use the wall receptacle as the input power source for the UPS, as its
rated current is less than the UPS’s maximum input current. Otherwise, the receptacle may be burned
and destroyed.
2) Switch off the mains switch in the building before installation.
3) Turn off and shut down the connected UPS.
4) Prepare wires based on the following table:
UPS Model
Wire Spec (AWG)
5K/6K
10
10K
8
NOTE 1
: The cable for 10K should be able to withstand over 63A current. It is recommended to
use 8AWG or thicker wire for safety and efficiency.
NOTE 2
: The selections for color of wires should be followed by the local electrical laws and regulations.
5) Remove the terminal block cover on the rear panel of the module. Then connect the wires
according to the following terminal block diagrams:
Connect to the AC INPUT AND UPS
Plug the input power cord of the unit to the AC INPUT. Connect a power cord from UPS input to UPS
input socket on the unit. Use one power cord to connect UPS output to UPS output socket on the unit.