Fluke 1750 Operator's Manual page 28

1750
Operators Manual
ØA
/L1
ØC/L3
Example: Industrial power in countries that use the IT (Isolated Terra) system, such as
Norway.
20
GND
ØB/L2
1750 POWER RECORDER
POWER
100-240 V
47-63 Hz
ON
Figure 9. Three-Phase IT
VOLTAGE
A B C N
CURRENT
LINK
A/L1
GND
B/L2
C/L3
SD
ETHERNET
BUSY
azd12f.eps