Datakom DKM-411 - Page 63

DKM-411 User Manual Rev_01 Firmware V-1.0
K46D03-EN - 63 -
THD-I High Alarm Limit
%
0
50
0
If the THD of any current channel goes
over this limit, this will generate a
HIGH THD-I alarm.
THD-I High Alarm
Duration
sec
0
255
30
When the THD-I goes over the limit,
the HIGH THD-I alarm will occur after
this timer.
THD-I High Alarm Lock
Enable
-
0
1
0
0: HIGH THD-I alarm disappears when
the THD-I is below limit
1: HIGH THD-I alarm persists until
manually reset.
Voltage Unbalance
Alarm Limit
%
0
50
0
If the Voltage Unbalance goes over
this limit, this will generate a
VOLTAGE UNBALANCE alarm.
Voltage Unbalance
Alarm Duration
sec
0
255
30
When Voltage Unbalance goes over
the limit, the VOLTAGE UNBALANCE
alarm will occur after this timer.
Voltage Unbalance
Alarm Lock Enable
-
0
1
0
0: Voltage Unbalance alarm
disappears when the Voltage
Unbalance is below limit
1: Voltage Unbalance alarm persists
until manually reset.
Current Unbalance
Alarm Limit
%
0
50
0
If the Current Unbalance goes over this
limit, this will generate a CURRENT
UNBALANCE alarm.
Current Unbalance
Alarm Duration
sec
0
255
30
When Current Unbalance goes under
the limit, the CURRENT UNBALANCE
alarm will persist during this timer.
Current Unbalance
Alarm Lock Enable
-
0
1
0
0: Current Unbalance alarm
disappears when the Current
Unbalance is below limit
1: Current Unbalance alarm persists
until manually reset.
kW pulse Duration
Mili-
sec
1
10’000
100
This is the pulse length of the kW/kVAr
pulses.
Mains Connection
Topology
-
0
7
5
This is the connection topology of
mains voltages and CTs. Detailed
explanations are given in the chapter:
“TOPOLOGIES”.
0: 3 phase, 4 wire star
1: single phase, 2 wire
2: 2 phase, 3 wire L1-L2
3: 3 phase, 3 wire
4: 3 phase, 4 wire delta
5: 3 phase, 3 wire, 2CTs L1-L2
6: 3 phase, 3 wire, 2CTs L1-L3
20.2. ELECTRICAL PARAMETERS GROUP (continued)