Toshiba G9000 SERIES Installation And Operation Manual page 53

(3) Connect the external signal terminal block as desired. Refer to Section 2.4 and Figure 2.10 for
functional description. 14 AWG (2mm
1. Confirm that all UPS internal contactors (breakers) "CB1", "CB2", and "CB3" are
!
open before energizing UPS.
2. UPS power terminals are supplied with stud type fittings.
It is recommended that compression lugs be used to fasten all input/output power cables.
NOTE
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 thru Figure 5-8.
(2) Connect the external control wire and power wire.
!
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.
NOTE
a.) Control wire connection
Parallel configuration wiring (Refer to Figure 5-13 to Figure 5-20)
52L control signal from Toshiba Tie Cabinet (TTC) to UPS-n IOAU-09 (TN1– 5, 6).
-
a.1) 100-225kVA
- Parallel control signal for CN94 as shown in Figure 5-14.
- Parallel control signal for CN96 and CN95 as shown in Figure 5-14.
a.2) 300-750kVA
- Parallel control signal for CN941, CN942, CN943, CN944, CN951, CN952, CN953,
CN954 as shown in Figure 5-15 to Figure 5-20.
- Parallel control signal for CN96, CN97, CN98 and CN99 as shown in
Fig. 3.7.2 – 4.
b.) Power wire connection
From UPS AC Output Terminals to Toshiba Tie Cabinet (TTC) (Refer to Figure 5-1 thru
Figure 5-8)
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2
), or less, shielded conductor is recommended.