18
3.4. Terminal Block Explanation
●
L12-N1
: the terminal for Utility Input to provide the power source when the
UPS is working under Utility mode.
●
G1:
the terminal for UPS Input Ground.
●
L21
、
N22:
the terminals for UPS Output.
●
G2:
the terminal for UPS Output Ground.
Remarks:
1. When the Isolation transformer and Maintenance Bypass Switch is installed:
a. For 200/100Vac, 220/110Vac, 230V/115Vac, or 240/120Vac system.
For 240/208/120Vac system.
●
Use Mounting Cable Tie to fix cables.
DC Breaker
30A 250Vdc
To UPS /
External Battery
External Battery
+
-
G
+
-
G
+
-
G
Se nso r for
& M TB S
T r. Tem p.
INV
BYPASS
G
N22
L22
N11
L11
N2
UPS
OUTPUT
UPS INPUT
30A MAX.
TR OUTPUT
UTILITY INPUT
To UPS
OUTPUT 15A M AX.
OUTPUT
BREAKER
PUSH TO RESET
OUTPUT
BREAKER
PUSH TO RESET
OUTPUT
20A MAX.
OUTPUT
30A M AX.
20A MAX.
15A M AX.
OUTPUT
BREAKER
PUSH TO RESET
15A M AX.
30A
20A
DC Breaker
30A 250Vdc
To UPS /
External Battery
External Battery
+
-
G
+
-
G
+
-
G
Se nso r for
& M TB S
Tr. Tem p.
INV
BYPASS
G
N22
L22
N11
L11
N2
UPS
OUTPUT
UPS INPUT
30A MAX.
TR OUTPUT
UTILITY INPUT
To UPS
OUTPUT 15A MAX.
OUTPUT
BREAKER
PUSH TO RESET
OUTPUT
BREAKER
PUSH TO RESET
OUTPUT
20A MAX.
OUTPUT
30A MAX.
20A MAX.
15A MAX.
OUTPUT
BREAKER
PUSH TO RESET
15A MAX.
30A
20A
19
3.5. Operation Test and Installation Instruction
3.5.1
Start Up in Normal Mode
3.5.1.1 Open the terminal block cover on the rear panel (refer to 2.3.2) Before
start the installation, please ma ke sure t he g rounding is connected
properly.
3.5.1.2 Make sure Utility breaker, UPS’ Utility breaker is On “Off” position.
3.5.1.3 Make sure the voltage of U tility matches with the input voltage window
of the UPS.
3.5.1.4 Connect the Utility separately to the terminal blocks of UPS’ Utility and
Bypass In puts. Switc h on the Po wer Br eaker of the distribution panel
and the breaker of the UPS’ Utility Inputs, and then the UPS starts up.
Green L EDs
&
light up to show the Utility and Bypass Inputs
are normal and the LCD display will illustrate from drawing A to drawing
B.
A.
B.
3.5.1.5 Then, the UPS is on B ypass Mode now and it will proceed self-tes t
automatically. If there is no abnormal message occurred, it means the
pre-startup of the U PS is s uccessful an d th e c harger s tarts to c harge
the batteries.
3.5.1.6 Press the UPS On Switch
for approx. 3 seconds, then the Buzzer
sounds twice and the LCD display changes from drawing B t o drawing
C.
C