Specifications

16
3-3 Connecting the RS-232/Dry contact
Connect the interface signal cable between the RS-232/Dry contact port on the
rear panel of UPS and COM1 or COM2 of computer if necessary (Show as
Figure 3-4.1 and 3-4.2). Refer to section four for more information.
Figure 3-4.1 UPS Connection for 1KVA:
1. Connect to RS232 Port.
2. Connect to PC.
3. AC input utility supplies power to
the UPS.
Figure 3-4.2 UPS Connection for 2KVA or 3KVA:
1. Connect to RS232 Port.
2. Connect to PC.
3. AC input utility supplies power to
the UPS.
3-4 Connecting the load
1. Calculate power consumption of your loads to ensure that the overload
condition will not happen.
2. Plug the power cord of the equipment into the output receptacles on the rear
panel of the UPS.
Caution: Do not connect a laser printer to the UPS.
!
REPO
INPUT
INPUT
BREAKER
SURGE PROTECTOR
OUTIN
LOAD 1
SNMP SLOT
24V DC
40A
RS232
LOAD 2
INPUT
BREAKER
INPUT
SURGE PROT ECTOR
OUT
LOAD 3
SNMP SLOT
IN
72V DC
40A
LOAD 2LOAD 1
REPO
RS232
17