Section 7 PROGRAMMING
(2)
List of buffer memories to be used
Buffer memory
Phase wire system
U0\G0
Primary voltage
U0\G1
Primary current
U0\G2
Current demand time
U0\G3
Electric power demand time
U0\G4
Primary voltage of VT
U0\G5
Secondary voltage of VT
U0\G6
Primary current of CT
U0\G7
Alarm 1 monitoring factor
U0\G11
Alarm 1 monitoring value
U0\G12, 13
Alarm 1 reset method
U0\G14
Alarm 1 delay time
U0\G15
Alarm 2 monitoring factor
U0\G21
Alarm 2 monitoring value
U0\G22, 23
Alarm 2 reset method
U0\G24
Alarm 2 delay time
U0\G25
Period of measured
U0\G60, 61
data acquisition clock
Multiplying factor of electric
U0\G100
energy
Electric
U0\G102, 103
(consumption)
Average current
U0\G218, 219
Average voltage
U0\G314, 315
Electric power
U0\G402, 403
Reactive power
U0\G502, 503
Power factor
U0\G702, 703
Frequency
U0\G802, 803
1-2 harmonic voltage (Total)
U0\G1022, 1023
Phase 1 harmonic current
U0\G1222, 1223
(Total)
1-2
U0\G1411
distortion (Total)
Phase 1 current harmonic
U0\G1611
distortion (Total)
Latest error code
U0\G3000
Table 7.3.2-2 List of buffer memories to be used
Description
energy
voltage
harmonic
132
Setting
value
3
Three-phase 3-wire
2
220 V
3
250 A (EMU-CT250-A)
30
30 sec
30
30 sec
0
When Primary voltage (Un\G1) is except 0
0
When Primary voltage (Un\G1) is except 0
0
When Primary current (Un\G2) is except 0
1
Current demand upper limit
100000
100 A
1
Self-reset
5
5 sec
1
Current demand upper limit
120000
120 A
0
Self-retention
5
5 sec
1000
1 sec
Stores multiplying factor of electric energy
-
Stores electric energy
-
Stores Average current
-
Stores Average voltage
-
Stores active energy
-
Stores reactive energy
-
Stores power factor
-
Stores frequency
-
Stores 1-2 harmonic voltage (Total)
-
Stores phase 1 harmonic current (Total)
-
Stores 1-2 voltage harmonic distortion
-
(Total)
Stores phase 1 current harmonic distortion
-
(Total)
Stores latest error code
-
RE81WH
Remarks