Xtreme Power Conversion Corporation
M90U-80 & 140 User’s Manual
Page 18
Uninterruptible Power Supply
Power Module
Each Power Module is shipped with its own packaging. It must be installed during the UPS system installation.
The capacity of each Power Module is 20kVA/20kW or 15kVA/15kW. It includes a power factor correction rectifier,
a battery charger, an inverter and control circuit.
Figure 2-19 M90U-PWRM
No. Item
Description
1
Fan
The Power Module uses forced convection cooling by these fans. Cooling air enters
the module through ventilation grills and exhalation exhausts through grills located
at the rear of the module. Please do not block the ventilation area.
2
Ready Switch
Unlock it before removing the Power Module. Lock it when the Power Module is
installed.
3
DIP Switches
There are three DIP switches for Power Module address setting. Each Power Mod
-
ule ID MUST be exclusive.
4
Battery Start Button When AC input is not available, use this button to start battery power for UPS.
5
FAULT LED
ON
The Power Module is in fault condition or the Ready Switch is
unlocked.
ON/OFF 0.5 sec
The Power Module IDs conflict.
ON/OFF 0.15 sec The static switch is not found.
6
RUN LED
ON
The Power Module operates as a slave module.
ON/OFF 0.5 sec
The Power Module operates as a master module.
ON/OFF 0.15 sec The CAN Bus communication doesn’t work.
DIP switch setting and Module Address
Module Address
DIP SWITCH
Module Address
DIP SWITCH
00
1
2
3
01
1
2
3
02
1
2
3
03
1
2
3
04
1
2
3
05
1
2
3
06
1
2
3
07
1
2
3
Table 2-1 DIP switch setting and Module Address
