56 4–20kVA Users Guide P-164000669 4–20kVA Users Guide P-164000669—Rev 09
Figure 49. UPS Input Control Signal Wiring (For External Controls)
EPO
(CN7)
To EBM(s)
UPS
ROO and On Generator
(CN6)
External CAN
(CN4)
To previous (upstream)
EBM CN4
Signal cables and
connectors (supplied)
EBM 1
EBM 2
CAN OUT
(CN3)
CAN OUT
(CN3)
CAN IN
(CN4)
CAN IN
(CN4)
9. Connect the CAN cable ground wires to the EBM chassis (see Figure 50 ).
NOTE Connect each CAN ground wires to separate screws on the chassis.
10. If an additional battery cabinet is to be connected to the first, in a daisy-chain configuration, use another
external battery cabinet cable assembly for the connections between the battery cabinets and connect as
per Step 1 to Step 9 above.
11. Install CAN communication wires between EBM to EBM and the EBM to UPS chassis (see Figure 50 ).
12. Install the green terminal jumper in to the spot labeled ‘Last EBM Jumper” in the last EBM of the daisey
chain configuration.
Connected Battery Cabinet Option
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