Section 8
Measurement functions
8.1.11.6
8.1.11.7
8.1.12
8.1.12.1
930
Technical data
Table 841:
P, E Technical data
Characteristic
Operation accuracy
Suppression of harmonics
1) |PF| >0.5 which equals |cosφ| >0.5
2) |PF| <0.86 which equals |sinφ| >0.5
Technical revision history
Table 842:
P, E Technical revision history
Technical revision
B
C
D
Single-phase power and energy measurement SP, SE
Identification
Function description
Single-phase power and energy
measurement
Value
At all three currents in range 0.10...1.20 × I
At all three voltages in range 0.50...1.15 × V
At the frequency f
±1.5% for apparent power S
±1.5% for active power P and active energy
±1.5% for reactive power Q and reactive energy
±0.015 for power factor
DFT: -50 dB at f = n × f
Change
Demand values added to Monitored data. Recorded
data added to store minimum and maximum demand
values with timestamps.
Internal improvement.
Internal improvement.
IEC 61850
IEC 60617
identification
identification
SPEMMXU
SP, SE
1MAC059074-MB A
n
n
±1 Hz
n
1)
, where n = 2, 3, 4, 5,...
n
ANSI/IEEE C37.2
device number
SP, SE
615 series ANSI
Technical Manual
2)