IPM balancedpower plus - Page 47

SECTION III
Operation
Page 3.16
BP+2.9X
11/95
3.6 UPS Operating Procedures (continued)
3.6.2 Alarm Identity/History (continued)
Table 3-2
Screen Message Description Corrective Action
inp bkr open Input Circuit Breaker open Follow System Startup procedure to
close Input Circ. Brkr.
inp bkr clsd* Input Circuit Breaker closed Verifies that Input Circuit Brkr. is closed
bat bkr open Battery (DC Disconnect) switch
open
Follow System Startup procedure to
close Battery (DC Disconnect) switch
bat bkr clsd* Battery (DC Disconnect) switch
closed
Verifies that Battery (DC Disconnect)
switch is closed
inp vlt high Input voltage too high Verify correct UPS inputvoltage.
Decrease if necessary.
inp vlt low Input voltage too low Verify correct UPS input voltage.
Increase if necessary.
inp vlt norm* Input voltage normal No action required
inp freq hi
‘
Input frequency too high Verify correct UPS input frequency.
inp freq low
‘
Input frequency too low Verify correct UPS input frequency.
inp frq norm* Input frequency normal No action required
inp cur high Input current too high Reduce load on UPS output.
inp cur imbl Input current out of balance Verify correct UPS input volt-age and
current.
inp cur normA Input current normal No action required
dc volt high DC (battery) voltage
too high
Verify correct battery voltage. Decrease
if necessary.
dc volt low DC (battery) voltage
too low
UPS is operating off battery.