112
Delta Conversion Function
Y–
Δ
conversion
This function can be enabled in 3P4W wiring mode.
This can measure line voltages when phase voltages are inputted from a Y-connected circuit.
The voltage waveforms, various measured voltage values, and harmonic voltages are all inputted
as phase voltages; however, they are calculated as line voltages.
Conceptual diagram of Y–
Δ
conversion
In 3P4W wiring mode
U3
U1
U2
A
C
B
U3
U1
U2
A
C
B
• The vector diagram shown on the wiring screen is the same as the 3P3W3M vector diagram.
• Peak-over judgment and the voltage peak value display range are determined using not-
converted values.
• When the voltage range is set to auto-ranging, voltage range switching is determined using
converted measured values.
Display screen
[INPUT]
>
[CHANNEL]
1
1
1
Tap the channel detail display area for
the channel you wish to configure to
open the settings window.
2
2
3
3
2
Tap the
[
Δ
Conv.
]
box to set Y–
Δ
conversion to
[ON]
.
3
Tap
[
×
]
to close the setting window.
HIOKI PW8001A961-00
Содержание PW8001-01
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