Wiring; Overview - Toshiba G8000 Series Installation Manual

11. Wiring

11.1 Overview

Figure 11.1 shows the external wiring diagram of G8000 UPS. Wiring work is summarized below.
1) Power cable connection for AC input, Bypass Input, AC output, and DC input at terminal blocks or
buses.
2) External breaker provision at AC input, Bypass Input, AC output, and DC input.
3) Earth ground wire at grounding electrode.
4) Control wire terminal TB1 (Battery cabinet and Bypass Breaker).
See corresponding section to each wiring term.
To TB1
Bypass
3 4W
Bypass
Breaker
AC Input
3 3W
Input
Breaker
Ground
Wire
< UPS >
Input
Contactor
Rectifier
Chopper
Charger
DC input
< Battery Cabinet >
Figure 11.1 - External Wiring Diagram.
Contactor + Thyristor
Bypass
Contactor
Inverter Inverter
Contactor
TB1
Battery
Breaker
27
Output
3 4W
Output
Breaker
To Bypass
Breaker