Procedure For Cable Connections; Table 3.3 Maximum Permitted Fault Current - Toshiba T90S3S08KS6XSN 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
shown in Table 3.3.
NOTE
UPS Capacity
(kVA)
80
100
160
225
3.3

PROCEDURE FOR CABLE CONNECTIONS

1. Confirm the capacity of the UPS being installed. Identify the input/output power
terminal blocks as shown in the appropriate Figures 3.1 through 3.3.
2. Connect the internal control wire and power wire.
(1) Control wire Inter-connect
1. CB2 UVT to terminal TN1-1, 2 of external I/F PCB IOAU-09.
2. CB2 ON Auxiliary to terminal
(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
38

TABLE 3.3 Maximum Permitted Fault Current

DC Voltage
Rating (V)
480
480
480
480
TN1-
Maximum Fault
Current Permitted (A)
25,000
25,000
25,000
25,000
3, 4 of external I/F PCB IOAU-09.
G9000 Installation and Operation Manual