Eaton 93E 30EBC, Installation Manual

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32 Eaton 93E External Battery Cabinet Installation Manual P-164000057—Rev 05
3. Install conduit between the UPS cabinet and the EBC. If installing a second EBC, install conduit between
the first and second EBCs.
4. Route the battery cables (positive, negative, and ground) through the conduit on the back of EBC 1 to the
UPS DC and ground terminal blocks on EBC 1. See
Figure 18 or Figure 20 for wiring access information
and terminal locations. See paragraph 3.3.2 EBC Power Wiring Preparation , Table 3 , and Table 4 for wiring
and termination requirements.
WARNING
Verify polarity of connections. Risk of personal injury and damage to equipment from arc flash if connections
are reversed.
5. Connect the positive and negative power wiring to the UPS DC (+) and UPS DC (-) terminals on EBC 1.
Connect the ground wiring to the ground terminal on EBC 1. See
Figure 19 or Figure 21 .
6. Route the other end of the battery cables (positive, negative, and ground) to the UPS cabinet external
battery input and ground terminals. Refer to the applicable Eaton 93E UPS Installation and Operation
manual listed in paragraph
1.7 For More Information for UPS cabinet terminal locations and termination
requirements.
7. Connect the positive, negative, and ground power wiring to the UPS cabinet external battery input and
ground terminals. Refer to the applicable Eaton 93E UPS Installation and Operation manual listed in
paragraph
1.7 For More Information for UPS cabinet termination requirements.
8. If installing a second EBC, proceed to Step 9 ; otherwise, proceed to Step 13 .
9. Route the battery cables (positive, negative, and ground) through the conduit on the back of EBC 2 to the
UPS DC and ground terminal blocks on EBC 2. See
Figure 18 or Figure 20 for wiring access information
and terminal locations. See paragraph 3.3.2 EBC Power Wiring Preparation , Table 3 , and Table 4 for wiring
and termination requirements.
10. Connect the positive and negative power wiring to the UPS DC (+) and UPS DC (-) terminals on EBC 2.
Connect the ground wiring to the ground terminal on EBC 2. See Figure 19 or Figure 21 .
11. Route the other end of the battery cables (positive, negative, and ground) to the DC IN and ground terminal
blocks on the EBC 1. See Figure 18 or Figure 20 for wiring access information and terminal locations. See
paragraph 3.3.2 EBC Power Wiring Preparation , Table 3 , and Table 4 for wiring and termination
requirements.
12. Connect the positive and negative power wiring to the DC IN (+) and DC IN (-) terminals on EBC 1. Connect
the ground wiring to the ground terminal on EBC 1. See Figure 19 or Figure 21 .
13. Install the power terminal cover top using the provided hardware (see Figure 23 ).
14. Install the power terminal cover right and left sides using the provided hardware (see Figure 23 ).
15. Proceed to Step 31 .
16. Route the battery cables (positive, negative, and ground) to the EBC 1 UPS DC and ground terminal blocks.
See Figure 18 or Figure 20 for wiring access information and terminal locations. See paragraph
3.3.2 EBC Power Wiring Preparation , Table 3 , and Table 4 for wiring and termination requirements.
17. Connect the positive and negative power wiring to the UPS DC (+) and UPS DC (-) terminals on EBC 1.
Connect the ground wiring to the ground terminal on EBC 1. See Figure 19 or Figure 21 .
NOTE Do not tie wrap the DC battery cables to the AC input or output cables in the power
terminal cover base wiring channel. Place the DC battery cables at the bottom of the
channel.
18. Route the other end of the battery cables (positive, negative, and ground) through the EBC 1 and UPS
power terminal cover base wiring channels (see Figure 22 ) to the UPS cabinet external battery input and
Installation