SW 5550A•SW 3700A•SW 1850A
Installation
Operation Manual
2-11
MAXIMUM
LINE
CURRENT
MAXIMUM
NEUTRAL
CURRENT
F1-F3
FUSE
RATING
RECOMMENDED
CIRCUIT BREAKER
RATING (MAX.)
SW 5550A (SW 5550M, SW 5550S)
PFC
USA
27A RMS
Not Required
40A
40A RMS
PFC
INTL
14A RMS
14A RMS
20A
20A RMS
RECT
USA
42A RMS
Not Required
50A
50A RMS
RECT
INTL
42A RMS
72A RMS
50A
50A RMS
SW 3700A
PFC
USA
27A RMS
Not Required
40A
40A RMS
PFC
INTL
14A RMS
14A RMS
20A
20A RMS
RECT
USA
28A RMS
Not Required
40A
40A RMS
RECT
INTL
28A RMS
48A RMS
40A
40A RMS
SW 1850A
PFC
USA
15A RMS
Not Required
20A
20A RMS
PFC
INTL
14A RMS
14A RMS
20A
20A RMS
RECT
USA
14A RMS
Not Required
20A
20A RMS
RECT
INTL
14A RMS
25A RMS
20A
20A RMS
Table 2–7 Input Currents for 3-Phase Input Power
REQ’D INPUT
TERMINAL
JUMPER
CONNECTIONS
CONNECT 1-
PHASE INPUT
POWER TO
VOLTAGE
MAXIMUM
INPUT
CURRENT
F1-F3
FUSE
RATING
RECOMMENDED
CIRCUIT BREAKER
RATING (MAX.)
SW 5550A
PFC* USA
F1 to F2
F1, F3
187-264
VRMS, L-L 30A RMS
40A
40A RMS
PFC INTL
F1 to F2,
F2 to F3
F1, Neutral
187-264
VRMS, L-N 45A RMS
20A
40A RMS
SW 3700A
PFC USA
F1 & F2
F1, F3
187-264
VRMS L-L 30A RMS
40A
40A RMS
PFC INTL
F1 to F2,
F2 to F3
F1, Neutral
187-264
VRMS L-N 30A RMS
20A
40A RMS
SW 1850A
PFC USA
None
F1, F3
187-264
VRMS L-L 15A RMS
20A
20A RMS
PFC INTL
None
F1, Neutral
187-264
VRMS L-N 15A RMS
20A
20A RMS
* Only Phase A and Phase B are present at the output.
Table 2–8 Single-Phase Input Configurations