Eaton 9PXM, User Manual, Page: 49 / 130

4–20kVA Users Guide P-164000669 4–20kVA Users Guide P-164000669—Rev 09 35
NOTE 1 If the UPS remains in Manual Bypass mode and incoming AC power is lost, the load is
automatically dropped. The UPS must be in Normal mode to provide battery backup
power.
NOTE 2 If you have any questions or problems with the bypass operation, call the Help Desk at
one of the telephone numbers in
11.2 Service and Support and ask for a UPS technical
representative.
• Press the button on the front panel display. The main menu screen appears (see ).
• Press the button to select Control.
• Press the button. Control menu displays.
• Press the button to select Go back normal.
• Press the button to select Yes and press to return to normal (UPS) mode.
• Press ESC twice to return to the Status Menu. The UPS is now in Normal mode.
NOTE 1 The UPS should transfer from internal bypass to normal operation after a period of one
minute automatically provided the Input signals are set correctly. See
Figure 23 .
NOTE 2 To disconnect AC input power during maintenance or service, turn the bypass switch to
the SERVICE position.
NOTE 3 Table 4 shows the bypass switch models available for the Eaton 9PXM UPS.
Table 4. BPM Dimensions
Model
Height Width Depth Weight
(A) (B) (C)
BPM125XX
130 mm
21.0”
440 mm
(14.0”)
663 mm
(6.8”)
17 kg
(38 lb)
No Break Transfer from Service Bypass to UPS Mode