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16
7. Installation
The Power Module’s LED indicator displays its operational status as follows:
No. Behavior LED Display
1 Indicates the system is abnormal FAULT – constant red LED
2 Indicates the parallel system is abnormal
FAULT – flashing red LED
3 Normal operation of the primary UPS POWER – flashing green LED
4 Normal operation of the subordinate UPS POWER – constant green LED
7.2.2 Removing a Power Module
WARNING
Before removing any Power Module, ensure the remaining Power Modules can support the attached load and the UPS is
in Line or Bypass mode.
1. Place the ready switch on the front panel of the Power Module to the unlocked position by rotating the knob counterclockwise.
2. The Power Module FAULT LED (RED) will be lit to indicate the Power Module output is off and disconnected from UPS.
3. Wait 5 minutes after unlocking the power module to service.
4. Remove the four screws from the fixing bracket.
5. Fully remove the Power Module from the frame.
Notes:
• The Power Module is heavy; two people are required to remove it.
• When a power module is removed from the frame, the “Redundancy Set Fail” alarm will sound. Refer to Section 9.3.6.2: System to adjust the Total Power and
Redundancy settings based on power modules removed.
To replace a Power Module, refer to the procedure in Section 11.1: Power Module Replacement.
7.2.3 Installing a Battery Module
Each Battery Module is comprised of four battery trays. Trays are shipped separately in individual boxes (four boxes per module), fully assembled.
Refer to Section 9.3.6.3: Battery for instructions on configuring Amp Hour rating when adding battery modules. The default is 9Ah. For Medium
and Small Frames, each additional battery module installed (4 x trays) is 9Ah.
1. Insert the battery tray into an open slot in the frame position and slide it into the cabinet, ensuring the +/- connectors make full contact.
2. Secure each battery tray with two screws (provided in accessory bag).
Figure 7.3
7.2.4 Removing a Battery Module
Remove the two bottom screws on front panel of the battery tray and pull out the battery module using the handle provided.
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