59
Ultron NT Series
4.9.8 260/ 400kVA Output 220/ 380Vac Terminal Wiring
Diagram
Single input: When there is only one input source, the wiring diagram is as follows.
T
S
R
OUTPUT
Battery Cabinet
Ground
Ground
N
T
S
R
OUPUT N
INPUT
Battery
INPUT N
COPPER BARS
+
-
Dual input: When there are two input (mains and reserve) sources, remove the
cooper bars connected between the INPUT and RESERVE terminals, connect the
mains source to the INPUT terminals (R/ S/ T/ N) and connect the reserve source to
the RESERVE terminals (R/ S/ T/ N). The wiring diagram is as follows.
N
T
S
R
INPUT
OUTPUT N
T
S
R
Reserve
T
S
R
OUTPUT
BATTERY
INPUT N
Battery Cabinet
Ground
Ground
+
-