Toshiba G2020 Series Installation And Operation Manual page 49

6. Procedure for Cable Connections for Parallel Operation System
(1) Confirm the number of units to be connected in parallel. Identify the input/output power terminal blocks and
control wire connections for parallel operation systems as shown in the appropriate Figure 5-1 and Figure 5-2.
(2) Connect the external control wire and power wire.
!
NOTE
a.) Control wire connection
Parallel configuration wiring (Refer to Figure 5-5 to Figure 5-11)
-
- Parallel control signal for TLAx, TLBx, CAx, and CBx as shown in Figure 5-6 to Figure 5-11.
b.) Power wire connection
From UPS AC Output Terminals to Toshiba Tie Cabinet (TTC) (Refer to Figure 5-1 and Figure 5-2)
G2020 Series UPS Installation and Operation Manual – 94861-004
Straight through, shielded CAT5 cables with metal shrouded RJ-45 plugs on both sides are
to be used for the parallel control signal cables. Use of any other cables could cause
erroneous communication failures.
52L control signal from Toshiba Tie Cabinet (TTC) to UPS-n IOAU-09
(TN1– 5, 6).
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