Table 5 - Control Functions.
No. | Device | Name / Function | Normal Position |
Remarks | |||
|
|
| During Operation |
| “8A” | Control power source switch |
| |
1 | When AC input is normal, this switch energizes the | ON | ||
Switch | ||||
|
| control circuit. |
| |
|
|
|
| |
| “EPO” | Emergency power off switch |
| |
2 | Whenever this switch is pressed, UPS will stop | OFF | ||
Switch | ||||
| operation, and all the breakers will be tripped/opened. |
|
BYPASS | 83BF |
|
|
| |
INPUT |
|
|
|
| 83MC2 |
52R |
| AC OUTPUT |
AC INPUT |
| |
RECTIFIER | INVERTER | 83MC1 |
CHOPPER |
|
|
CHARGER |
|
|
| 72B |
|
| BATTERY |
|
Figure 9 - UPS Circuit Configuration. | ||
31
