Chapter 8 Options 119
Liebert EXM 80kVA ~ 200kVA UPS User Manual
5. Place the three inductors (A, B, C) in the installation position and fix them with twelve hexagon sems
screw M8 × 20, as shown in Figure 8-9.
Inductor LA-1 LB-1 LC-1
Installation hole
LB-2
LC-2
LA-2
A
B
C
Figure 8-9 Installing bypass load sharing inductors
6. Use hexagon sems screw M8 × 20 (6 pcs), plain washer 8 (6 pcs) and hexagon nut M8 (6 pcs) to
respectively connect cables (W61, W62 and W63) to the terminals (LA-1, LB-1, LC-1) of the bypass load
sharing inductors.
7. Then connect one end of the cable (W81, W82 and W83) to the terminals (LA-2, LB-2, LC-2) of the
bypass load sharing inductors, and the other end to the terminals (bA, bB, bC).
8. After finishing the above procedures, you should check that cables are connected correctly.
The installation and connection of the bypass load sharing inductor assembly for EXM 80kVA ~ 120kVA
UPS is complete.
EXM 160kVA ~ 200kVA
1. Disconnect all input power of the UPS, such as battery and load.
2. All the TOUCHSCREENS are off, wait five minutes for the internal DC bus capacitors of the UPS
complete discharging.
3. Remove the left panel, front panel and rear panel of the UPS cabinet, reserve the removed screws.
4. Remove the cables W61, W62 and W63 from terminals bA, bB and bC, see Figure 8-10.
Summary of Contents for EXM 0080kTK16FN01000
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