1
2
3
4
5
6
7
8
9
11
Connecting to Lines to be Measured
4.2 Connection Methods
47
4.2.1 Single-Phase System Connections
Source side
L
O
A
D
Load side
A
N
G
Black
Red
S
O
U
R
C
E
Face the arrow toward the Load
A: Line, N: Neutral, G: Ground
Black
Gray
U- U+ U- U+ U- U+
U- U+
U INPUT
I INPUT
CH1 CH2 CH3 CH4CH1 CH2 CH3 CH4
Ground line mea
surement, etc.
Single-phase 2-wire (1P2W)
U1=100 V
I1=15 A
U4=10 V
I4=1.5 A
Source side
S
O
U
R
C
E
L
O
A
D
Load side
A
N
B
Black
Red
Yellow
Black
G
A: Line, N: Neutral, G: Ground
Black
Gray
U- U+ U- U+ U- U+
U- U+
U INPUT
I INPUT
CH1 CH2 CH3 CH4CH1 CH2 CH3 CH4
Ground line mea
surement, etc.
Face the arrow toward the Load
Single-phase 3-wire (1P3W)
U1=U2=100 V
I1=I2=15 A
U4=10 V
I4=1.5 A