Toshiba 4400 Series Installation And Operation Manual page 44

TABLE 8.3: 15-30KVA UPS COMPONENT LOCATION AND
IDENTIFICATION (CONT.)
No.
13 PCB 2 – Converter Board
14 PCB 1 – Control Board
15 PCB 3 – Inverter Board
16 Test Switch SW 4
17 PCB 4 – Charger Board
18 PCB 5 – Bypass Driver Board
19 AC Input Fuses
20 AC Output fuses
21 DC Contactor
22 DC Power supply for PCB-9A
(Display Control Board)
23 AC Input EMI Filter
24
(This Number Not Used)
25 AC Output EMI Filter
26 TB1 with (from bottom to top)Primary Input,
Output, and Backup DC Supply Lugs
27 (Optional) TB4 with Secondary Input Power
Lugs
28 TB3 – Terminals for Battery Cabinet Breaker
Shunt Trip and Aux.
29 Ground Bus
30 Shunt Trip DC Power Supply
31 Bottom Cable Access Port
32 Side Cable Access Ports
33 Top Cable Access Port
34
Description
33
13
19
28
16
22
30
7 6
23
32
31
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