ABB RELION 620 Series Technical Manual page 678

Section 8
Power quality measurement functions
8.1.7
Table 510: PQI Non group settings
Parameter Values (Range)
Operation 1=enable
5=disable
Demand interval 0=1 minute
1=5 minutes
2=10 minutes
3=15 minutes
4=30 minutes
5=60 minutes
6=180 minutes
Demand window 1=Sliding
2=Non-sliding
TDD alarm limit 1.0...100.0
Initial Dmd current 0.10...1.00
8.1.8
672
Settings
Unit Step
% 0.1
xIn 0.01
Monitored data
Table 511: PQI Monitored data
Name Type
Max demand TDD IA FLOAT32
Max demand TDD IB FLOAT32
Max demand TDD IC FLOAT32
Time max dmd TDD Timestamp
IA
Time max dmd TDD Timestamp
IB
Time max dmd TDD Timestamp
IC
3SMHTDD_A FLOAT32
DMD_TDD_A FLOAT32
3SMHTDD_B FLOAT32
DMD_TDD_B FLOAT32
3SMHTDD_C FLOAT32
DMD_TDD_C FLOAT32
Default Description
1=enable Operation Disable / Enable
2=10 minutes Time interval for demand calculation
1=Sliding Demand calculation window type
50.0 TDD alarm limit
1.00 Initial demand current
Values (Range) Unit
0.00...500.00 %
0.00...500.00 %
0.00...500.00 %
0.00...500.00 %
0.00...500.00 %
0.00...500.00 %
0.00...500.00 %
0.00...500.00 %
0.00...500.00 %
1MAC504801-IB E
Description
Maximum demand TDD for
phase A
Maximum demand TDD for
phase B
Maximum demand TDD for
phase C
Time of maximum demand
TDD phase A
Time of maximum demand
TDD phase B
Time of maximum demand
TDD phase C
3 second mean value of TDD
for phase A
Demand value for TDD for
phase A
3 second mean value of TDD
for phase B
Demand value for TDD for
phase B
3 second mean value of TDD
for phase C
Demand value for TDD for
phase C
620 series ANSI
Technical Manual