Hioki 9605-01, Инструкция по эксплуатации, Страница: 83 / 100

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Item Mode 1P2W 1P3W 3P3W 3Ｖ3A 3P4W
Voltage rms value
U
(i)
= Σ{U
(i)s
}
2
1
M
M-1
s=0
U
(i)
U
(i+1)
U
(i+2)
U
(i)
U
(i+1)
U
(i)
U
(i+1)
U
(i)
U
(i+1)
U
(i+2)
U
(i)
U
(i+1)
U
(i+2)
Current rms value
I
(i)
= Σ{I
(i)s
}
2
1
M
M-1
s=0
Ｉ
(i)
Ｉ
(i+1)
Ｉ
(i+2)
Ｉ
(i)
Ｉ
(i+1)
Ｉ
(i)
Ｉ
(i+1)
Ｉ
(i)
Ｉ
(i+1)
Ｉ
(i+2)
Ｉ
(i)
Ｉ
(i+1)
Ｉ
(i+2)
Active rms value
P
(i)
= Σ{U
(i)s
I
(i)s
}
2
1
M
M-1
s=0
P
(i)
P
(i+1)
P
(i+2)
P
(i)
P
(i+1)
P
(i)+P(i+1)
P
(i)
P
(i+1)
P
(i+2)
P
(i)+
P
(i+1)
P
(i)
P
(i+1)
P
(i+2)
P
(i)+
P
(i+1)
P
(i)
P
(i+1)
P
(i+2)
P
(i)+
P
(i+1)+
P
(i+2)
・
(i), (i+1), and (i+2) are the measurement channel numbers.
・ M is the number of samples; s is the sample point number.
・
The active power of 3P3W and 3V3A channel are displayed but there is no meaning. However, only a
sum value (Additional value) has a meaning.
(5) Basic Calculation Formulas