ABB TruONE ATS - Page 22

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TruONE® ATS, INSTALLATION AND OPERATING INSTRUCTION
1
Phase A
Phase B
High Leg
Phase C
240
Vac
240
Vac
208
Vac
240
Vac
120
Vac
120
Vac
Neutral
Phase A
D
Phase B
Neutral
Phase A
E
D
D
Phase A
Phase B
Phase C
F
F
F
Phase A
Neutral
Phase C
Phase B
D
D
F
D
F
F
Single-phase, two-wire Two-phase, three-wire
Three-phase, four-wire Three-phase, three-wire
Three-phase, with high leg delta
D E F
200...480 Vac L-N 200...480 Vac L-L 200...480 Vac L-L
A07482
Phase A
Phase B
High Leg
Phase C
240
Vac
240
Vac
208
Vac
240
Vac
120
Vac
120
Vac
Neutral
Phase A
D
Phase B
Neutral
Phase A
E
D
D
Phase A
Phase B
Phase C
F
F
F
Phase A
Neutral
Phase C
Phase B
D
D
F D
F
F
—
Fig. 2.4 Possible supply phase scenarios