Xtreme Power Conversion Corporation
XPRT 6kVA & 10kVA User’s Manual
Page 43
Uninterruptible Power Supply
Startup 10kVA UPS Parallel System
1.
Ensure that all breakers on the UPS are off.
2.
In case external battery packs are used, switch on the battery pack circuit breaker.
3. Ensure that the bypass circuit breaker on the UPS is turned to the “UPS” position, or that the protection
bar is still mounted.
4. Close all switches and breakers upstream from the UPS.
5.
Switch the INPUT CIRCUIT BREAKER placed on the rear side of the UPS to “ON” position in sequence. The
GREEN “UTILITY INPUT” LED will be illuminated.
6.
Wait 45 seconds to allow the output voltage to stabilize.
7. Press the keypad “UPS ON” for 1 second. Within a few seconds “OPERATION” LED will be illuminated and
“BYPASS” LED will be extinguished.
REPEAT STEPS FOR ADDITIONAL 10KVA UPS IN PARALLEL CONFIGURATION
8. Close the OUTPUT CIRCUIT BREAKER on the rear side of the UPS.
REPEAT STEP FOR ADDITIONAL 10KVA UPS IN PARALLEL CONFIGURATION
9. The UPS is now in operation; equipment connected to the UPS output can now be switched on.
10.
Load % will be shown on the “LOAD” LED BAR.
Normal Operation Conditions
1.
The UTILITY INPUT is present and within the tolerance as show in Specification section of this manual.
2.
The UPS is turned ON.
3. The LOAD does not exceed the capacity of the UPS.
4. The OPERATING TEMPERATURE is below alarm level.
Switching the UPS OFF
1.
Make sure that the load has been shut down in an orderly manner.
2.
Turn the OUTPUT CIRCUIT BREAKER to OFF position.
3. Press the keypad for 1 second to switch the UPS to BYPASS.
TO TURN THE UPS OFF
Press the keypad for a second time for 1 second to switch the UPS OFF.
4. Turn the INPUT CIRCUIT BREAKER to OFF position.
If electrical isolation is required (e.g. for maintenance purposes) proceed with the following steps
