American Power Conversion VT ISX Power Supply User Manual


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2 Smart-UPS® VT ISX 20-30 kVA, 208/220/480V Operation
Overview
System Overview
LOAD ON
LOAD ON
ON-BA
ON-BA
TT
TT
BYP
BYP
ASS
ASS
F
AUL
AULT
ESC
?
H
U
B
B
E
L
2
0
A
1
2
0
/
2
0
8
V
3
fl
Y
H
U
B
B
E
L
2
0
A
1
2
0
/
2
0
8
V
3
fl
Y
H
U
B
B
E
L
2
0
A
1
2
0
/
2
0
8
V
3
fl
Y
H
U
B
B
E
L
2
0
A
1
2
0
/
2
0
8
V
3
fl
Y
H
U
B
B
E
L
2
0
A
1
2
0
/
2
0
8
V
3
fl
Y
H
U
B
B
E
L
2
0
A
1
2
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/
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0
8
V
3
fl
Y
UPS without isolation/step-
down transformer and PDU
UPS with isolation/step-down
transformer and PDU
UPS without isolation/step-
down transformer and PDU
UPS with isolation/step-down
transformer and PDU
UPS (front view)
UPS (rear view)
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