Procedure For Cable/Wire Connections (4400 Series Ups); Customer Supplied Equipment (Not Included With Ess) - Toshiba 288V Installation And Operation Manual

7.6

Procedure for Cable/Wire Connections (4400 Series UPS)

1. Follow all customer supplied wiring connections shown in Figure 7.5 for control and signal connections between the
UPS and SCiB ESS and between the individual SCiB ESS cabinets.
2. Connect 208VAC from distribution fed by UPS output to the orange connector in the SCiB as shown in Figure 7.5.
Toshiba provides the connector CN-UPS-1 and CN-UPS-2. Strip the wire and firmly press into the connector. Use
only one conductor per port. Ensure the wire is not exposed after firmly pushing into the connector.
3. DC Power Cable Connection:
a. Size cables according to the Installation Planning Guide in Appendix C of the 4400 UPS IO Manual.
b. Connect positive cables to Battery + terminal in UPS (TB1-11).
c. Connect negative cables to Battery - terminal in UPS (TB1-12).
d. Refer to Figure 7.8 and Figure 7.9 when paralleling multiple SCiB ESS cabinets and routing cables from ESS lugs
to UPS terminals.
7.7

Customer Supplied Equipment (Not Included with ESS)

1. CAT 6 SSTP Cables – Cables for cabinet to cabinet communication (if using more than one ESS cabinet)
2. Control Wiring – 208VAC control power should be supplied from MBS (2-wire, 208VAC). See Figure 7.2.
Control Wiring Recommendations
Wire Type
Solid
Stranded
Stranded Tin-Bonded
288V SCiB Energy Storage System Installation and Operation Manual – 203810-000
Wire Size
#12 – #14
#12 – #14 (19 Strand or Less)
#12 – #14 (19 Strand or Less)
Recommended Breaker Size
Trip Rating
10A, 2-Pole
Voltage
600VAC
600VAC
600VAC
Voltage
600VAC
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