Service manual

Always On UPS Systems Inc
79
Figure 31.2
Front view of s
y
stem with door close
d
Figure 31.3
Front view of s
y
stem with door o
p
en
1. Turn off the IN VERTER modul e byP pressi ng &
on the LCD panelP s imultaniou sly.P2. Open the
BATTERY breaker/P fuses.P3. Open the RECTIFIER
bre ak er . P4 . Wa it 5 mi n ute s f o r DC Pc ap aci t or t o
dis cha rge. P5. Open t he RES ERVE br ea ker. P6 . Open
the INPUT breaker. P7. Lock the door.
1. Close the INPUT breaker.P2. Close the RESERVE
bre ak er.P 3. Cl os e the RE CTI F I ER breaker.P4. Wait 30
secound for the DC bu s P v o ltage to rise .The warni ng
LEDsP " BAT LOW" and 'BAT LOW STOP" P on th e fron t
panel wi ll turn o ff .P5. Cl ose the BATT ERY brea ker/ P
fuses .P6. S tart t he INV ERTER mod ule byP pr essing &
on the LCD panelP simultaniou sly.P7. The lo ad wil l
transfer to invert erP outp ut in ap proximately 7
seco nds. P8 . Lo ck t he d oor .
Operating Procedure
W
arning: For Installation & First Time Startup, Please Se
Sta rtup Pr ocedure Shutdown Procedure
Inverter to Manual Bypass Procedure Manual Bypass to InverterP Procedure
1. Turn off the IN VERTER modul e byP pressing &
o n the LCD panelP s imultani ously.P2. Open the
BATTERY breaker/P fuses.P3. Open the RECTIFIER
bre ak er .P4 . Wa it 5 minute s fo r DC c apacitors P to
dis cha rge.P 5. Close the bypass breaker. P6. Open
the Reserv e br eaker. P 7. The UPS is now in manual
byp as s.
1. Close a ll fus es be hind the cont rolP module door.P2.
Clos e the RE SERV E br ea ker. P3 . Ope n the B y p as s
bre ak erP 4. C l os e t he R ECT IF I E R br e aker . P5. Wai t 3 0
seconds for the DC bus P voltage to rise .The warni ng
LEDs P " BAT LOW" a nd 'B AT LOW S TO P" P on t h e f r on t
panel w i ll t urn o ff .P 6. Cl ose t he BA TTE R Y breaker/P
fuses.P7. Start the INVERTER module byP pressing &
on the LCD panelP simultaniously.P8 . T he lo ad wi l l
tran sf e r t o in ver t erP out p ut i n ap pro xi m atel y 7
seco nds. P 9. Lo ck t he d oor.
B efo re Ma i n te na nc e b eg in s PO n UP S
1. Open a ll f u ses be hind the cont rol P module
doo r .
W
ARNI NG
!
Dan gerous AC & DCPHIG H
VOLTAGE !
INPU T RECT IFIER RE SERVE BY PASS