- Eaton UPS User's Guide

BATTERY CABINET INSTALLATION

Eaton 9170

UPS (3–18 kVA) User's Guide S 164201393 Rev E www.eaton.com/powerquality

Cable Assembly

Backplane

Ring Terminal

Compression Lug

Bus-Bar Extension Assembly

Figure 44. Bus-Bar Extension Installation

6. Remove the nuts holding the +DC and the –DC bus bars to the

backplane as shown in Figure 44. Remove the ring terminal and the

compression lug from the –DC bolt.

7. Position the bus-bar extension assembly onto the +DC and –DC

bolts as shown in Figure 44. Replace the compression lug onto the

–DC bolt of the bus-bar extension assembly. Secure the assembly

by replacing the two nuts removed in Step 6.

8. Use the bolt and nut supplied with the cable assembly to attach the

ring terminal to the empty hole in the –DC bus bar.

9. Torque all three bolts to 8.5–9.6 Nm (75–85 lb in).

10. Loosen the three large nuts on the end of the cable assembly (see

Figure 44).

11. Slip the terminals of the cable assembly onto the tabs of the

bus-bar extension, putting the tabs between the stud block and the

fuse end and between the other stud block and the cable terminal.