Fluke 1744 User Manual
1744/1743
Users Manual
18
Connections in 3-Phase 4-Wire (Wye) Systems
The following figure shows the connections for logging 3-phase 4-wire (Wye)
systems:
systems:
L1
L2
L3
N
POWER LOGGER
1743
START
STOP
POWER
2
3
2
S
R
I
N
I
3
I
2
I
1
V
3
V
2
V
1
CURRENT INPUT
10 V
RMS
MAX
L1/A
L2/B
L3/C
N
L2/B
L3/C
N
5 VA
45 -65 Hz
MEASUREMENT INPUT
SUPPLY INPUT
830 V
RMS
MAX CAT
600 V CAT
300 V CAT
300 V CAT
100 -350 V
660 V MAX
88 -660 V
88 -660 V
egb003.eps
Figure 4. Logging in a 3-Phase 4-Wire (Wye) System