Delta HPH-100K, Руководство пользователя, Страница: 46 / 80

4 2
Ultron HPH Series UPS
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Dual Input (Single Unit)
When there are two AC power sources, single unit wiring procedures are as follows.
1
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QRWHWKDWRQO\TXDOL¿HGVHUYLFHSHUVRQQHOFDQPRGLI\VLQJOHLQSXWGXDOLQSXWVHWXS
2
Please follow steps
1
a
5
stated in section Single Input (Single Unit) .
3
Ensure that the input breaker and bypass breaker are in the
OFF
position.
4
According to the capacity and the model of your UPS, select proper input and output
cables. Please refer to Table 6-1 .
5
Connect the main AC source/ bypass source/ output/ external battery cabinet cables
to the wiring terminal block (please refer to Figure 6-12~6-14 ).
NOTE:
Regarding Figure 6-12~6-14
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the TN system and a 3-pole protective device is installed between the UPS and
the utility AC power. If your utility AC power is the TT system, please install a 4-pole
protective device between the UPS and the utility AC power.
6
Ground the UPS.
(Figure 6-12: 60kVA Model - Single Unit Dual Input Wiring Diagram)
R S T R S T R S T
N N N
AC INPUT BYPASS INPUT UPS OUTPUT
AC INPUT BYPASS INPUT UPS OUTPUT
I
O
ON
OFF
I
O
ON
OFF
I
O
ON
OFF
I
O
ON
OFF
I
O
ON
OFF
I
O
ON
OFF
I
O
ON
OFF
I
O
ON
OFF
I
O
ON
OFF
INPUT BREAKER
R
BYPASS BREAKER MANUAL BYPASS
BREAKER
OUTPUT BREAKER
S T N R S T R S T R S T
I
O
ON
OFF
I
O
ON
OFF
I
O
ON
OFF
240V DC 240V DC
BATTERY INPUT
N T S R N N T S R T S R
-
N
+
For the UPS
grounding
3-pole
protective
device
3-pole
protective
device 3-pole
protective
device
Connects the
main AC source
Connects the
bypass source
Connects the external
battery cabinet
Connects the
critical loads
For the critical
loads’ grounding ( )
For the external
battery cabinet’s
grounding ( )
3-pole
protective
device
(Front) (Rear)