Service manual

Always On UPS Systems Inc
85
FROM INVERTER T O BYPASS
PROCEDURE:
1. PUSH T HE INVERTER OFF SWITCH
(RIGHT & MIDD LE OF IN VERT ER
SWITCH).
2. OPEN THE BATTERY BREAKER.
3. OPEN THE RECTIFIER BREAKER.
4. WAI T 5min FOR DC C APACITOR INSIDE
TO DISCHARGE.
5. C LO SE TH E B YP AS S BR EA KE R.
6. OPE N THE R ESERVE BREAKER.
7. LOCK THE DOOR.
SHUTDOWN PRO C ED U R E:
1. PUSH T HE INVERTER OFF SWITCH
(RIGHT & MIDD LE OF IN VERT ER
SWITCH).
2. OPEN THE BATTERY BREAKER.
3. OPEN THE RECTIFIER BREAKER.
4. WAI T 5min FOR DC C APACITOR INSIDE
TO DISCHARGE.
5. OPEN THE RESERVE BREAKER .
6. LOCK THE DOOR.
START PROCEDURE:
1. C LO SE T HE R E SERV E BR EA KER .
2. C LO SE T HE R E CTIFIER BREAKER.
3. WAI T 30sec FOR D C VOLTAGE RISE UP.
4. C LO SE T HE B AT TE RY BR EAK ER .
5. PUSH INVERTER ON SWI TCH (L EFT &
MIDDLE OF INVERTER SWI TCH ).
6. THE LOAD WILL TRANSFER TO
INVERTER OUTPUT AFTER 7sec.
7. LOCK THE DOOR.
FROM BYP ASS TO INVERTER
PROCEDURE:
1. C LO SE T HE R E SERV E BR EA KER .
2. OPE N THE BYPASS BREAKER.
3. C LO SE T HE R E CTIFIER BREAKER.
4. WAI T 30sec FOR D C VOL TA G E R I SE UP.
5. C LO SE T HE B AT TE RY BR EAK ER .
6. PUSH INVERTER ON SWI TCH (L EFT &
MIDDLE OF INVERTER SWITCH).
7. THE LOAD WILL TRANSFER TO
INVERTER OUTPUT AFTER 7sec.
8. LOCK THE DOOR.
Figure 31.11
Front view of system with door open