Procedure For Cable Connections; Table 3.3 Maximum Permitted Fault Current - Toshiba G9000 SERIES Installation And Operation Manual

D) External Battery Supply
Please refer to the following when installing and maintaining batteries:
1. The customer shall refer to the battery manufacturer's installation manual for
!
battery installation and maintenance instructions.
2. The maximum permitted fault current from the remote battery supply, and the
DC voltage rating of the battery supply over-current protective device are
NOTE
shown in Table 3.3.
UPS Capacity
(kVA)
80
100
160
225
300
500
750
3.3

PROCEDURE FOR CABLE CONNECTIONS

1. Confirm the capacity of the UPS being installed. Identify the input/output power
terminal blocks accordingly as shown in the Figures 3.1 through 3.5.
2. Connect the internal control wire and power wire.
(1) Control wire Inter-connect
1. CB2 UVR to terminal TN1-1, 2 of external I/F PCB IOAU-09.
2. CB2 ON Auxiliary to terminal TN1-3, 4 of external I/F PCB IOAU-09.
(2) Power wire (AC input, Bypass input, AC output) Inter-connect
a.) From user's distribution panel
1. X1 (A-phase) to A bus bar in UPS
2. X2 (B-phase) to B bus bar in UPS
3. X3 (C-phase) to C bus bar in UPS
b.) DC Input to UPS
1. Positive cable to BP bus bar in UPS
2. Negative cable to BN bus bar in UPS
46

TABLE 3.3 Maximum Permitted Fault Current

DC Voltage
Rating (V)
480
480
480
480
480
480
480
Maximum Fault
Current Permitted (A)
25,000
25,000
25,000
25,000
25,000
25,000
25,000
G9000 Installation and Operation Manual