1
IMPORTANT SAFETY INSTRUCTIONS – SAVE THESE INSTRUCTIONS - This manual contains
important instructions that should be followed during installation and maintenance of the UPS
and batteries.
1. Rear Panel View
NOTE:
Before installation, please inspect the unit for shipping damage.
NEMA TYPE
1.
Programmable outlets: connect to non-critical loads.
2.
Output receptacles: connect to mission-critical loads.
3.
AC input cord
4.
Network/Fax/Modem surge protection
5.
USB communication port
6.
RS-232 communication port
7.
SNMP intelligent port
8.
Emergency power off function connector (EPO)
9.
External battery connection (not supported)
1.1 Operation
The UPS is composed of mains input, EMI/RFI filters, rectifier/PFC, inverter, battery charger,
DC-to-DC converter, battery, dynamic bypass, and UPS output.
EMI / RFI
Fi l t er s
Bat t er y
Char ger
Bat t er y
DC- t o- DC
Conver t er
I nver t er
Rect i f i er
/ PFC
I nput
Out put
The UPS i s composed of mai ns i nput ,
EMI / RFI f i l t er s, r ect i f i er / PFC,
i nver t er , bat t er y char ger , DC- t o- DC
conver t er , bat t er y, dynami c bypass and
UPS out put .
Dynami c
Bypass
