GE D25 - Page 160

D25
User's Manual
GE Grid Solutions
160
994-0081-3.00-21 GE Information
Conversion Formulas, Continued
Table: AC
Analog &
Accumulator
Formulas
Formulas for converting AC analog and accumulator input values from raw
system database counts to engineering units:
Input Type Engineering Value Calculation Engineering
Unit
Voltage:
(RMS, Symmetrical
Components)
000132768
52
,
VnomRawCount.
∗
∗∗
Vnom = Nominal input voltage
kV
Current:
(RMS, Symmetrical
Components)
32768
16 Inom
RawCount ∗
∗
Inom = Nominal input current
A
Phase Angle
32768
360
RawCount
∗
Degrees
Frequency
50 Hz Circuit
( )
45
32766
101
+
∗−RawCount
Hz
60 Hz Circuit
( )
55
32766
10
1
+
∗−
RawCount
Power (per phase):
Active, Reactive,
Apparent
000000132768750 ,,.
InomVnomRawCount
∗∗
∗∗
MW,
MVAr,
MVA
Power (per circuit):
Active, Reactive,
Apparent
000000132768
4
,,
InomVnomRawCount
∗
∗∗∗
MW,
MVAr,
MVA
Energy (per phase):
Active, Reactive,
Apparent
000132768
7503600
65536
,
.Freq
InomVnomRawCount
∗∗∗
∗
∗∗∗
kWh,
kVArh,
kVAh
Energy (per circuit):
Active, Reactive,
Apparent
0001327683600
465536
,Freq
InomVnomRawCount
∗∗∗
∗∗∗∗
kWh,
kVArh,
kVAh
THD, Voltage
Unbalance
32768
100 RawCount
∗
%
Power Factor
32767
RawCount
References
RawCount