SECTION III
Operation
Page 3.20
BP+2.9X
11/95
Table 3.2 (continued)
Screen Message
Description
Corrective Action
out cur high
Output current high
Reduce load on the UPS
out cur norm*
Output current normal
No action required
out bkr open
UPS Output Circuit Breaker
(Switch) open
Follow Startup procedure to close
out bkr clsd*
UPS Output Circuit
Breaker_(Switch)_closed
No action required
sbs pwr norm*
Static Bypass Switch
power normal
No action required
sbs pwr falA
Static Bypass Switch
power supply failure –
Phase A
Test/replace SBS drive board on Al
power assembly.
sbs pwr faIB
Static Bypass Switch
power supply failure –
Phase B
Test/replace SBS drive board on A2
power assembly.
sbs pwr faIC
Static Bypass Switch
power supply failure -
Phase C
Test/replace SBS drive board on A3
power assembly.
bypass open*
Bypass Circuit Breaker Open
No action required
bypass clsed
Bypass Circuit Breaker closed
Follow Startup pro-cedure to open
sbs on
Static Bypass Switch on (closed)
Follow Startup procedure to return to
Normal.
sbs oft*
Static Bypass Switch off (open)
No action required
sbs disabled
Static Bypass Switch disabled
Enter SBS Maintenance Menu and
enable transfer (Step 6)
sbs enabled*
Static Bypass Switch enabled
No action required
ups amb high
UPS ambient temp. high
Room is too hot. Lower temperature
ups amb norm
UPS ambient temp. normal
No action required
*
Not an alarm condition.
