Accura 3300E User Guide
Chapter 4 Measurements
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Page 75
Single Phase 2 Wire Connection
Fig 4.5 Connection with 1 PT and 1 CT, Wiring Mode = 1P2U (1P2W Connection)
Voltage Measurement
Vector Diagram
Item
Description
V
3
V
N
V
1
V
N
:
Voltage of connected N terminal
Sensing of line to
neutral voltage
▶
Sensing line to neutral voltage[V1]
based on connected N terminal voltage
(real line to neutral voltage)
V
A
= V1
V
B
= 0 (by 1P2W configuration)
V
C
= 0 (by 1P2W configuration)
Calculation of line
to line voltage
V
AB
= V
A
V
BC
= 0 (by 1P2W configuration)
V
CA
= 0 (by 1P2W configuration)
Provided Measurement Data
Item
L-N Voltage [rms]
L-L Voltage [rms]
Current [rms]
Active Power
Phase A
V
A
V
A
I
A
(I1)
P
A
= V
A
* I
A
* PF
A
Phase B
0
0
0
0
Phase C
0
0
0
0
Average/ Total
V
A
V
A
I
A
P
A
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