Datakom DKM-411 - Electrical Parameters Group

DKM-411 User Manual Rev_01 Firmware V-1.0
K46D03-EN - 61 -
Parameter Definition
Unit
Min
Max
Factory
Set
Description
Current Transformer
Configuration
Amp
1/1
5/5
2’000/1
10’000/5
500/5
This is the rated value of current
transformers. All transformers must
have the same rating. The secondary
of the transformer will be 5 Amps.
Voltage Transformer
Ratio
V/V
1.0
5’000.0
1.0
This is the voltage transformer ratio.
This value will multiply all voltage and
power readings. If transformers are not
used, the ratio should be set to 1.0
Alarm Mute Time
sec
0
255
20
When the non-latching alarm goes off,
the alarm relay will be deactivated after
this period.
Phase Order Check
Enable
-
0
1
0
0: phase order checking disabled
1: if phase order is faulty, then a
warning is given.
Low Voltage Alarm Limit
V
0
65500
0
If one of the Ph-N voltages goes under
this limit, this will generate a LOW
VOLTAGE alarm.
High Voltage Alarm Limit
V
0
65500
0
If one of the Ph-N voltages goes over
this limit, this will generate a HIGH
VOLTAGE alarm.
Voltage Alarm Duration
sec
0
255
30
When voltages are outside limits, the
voltage alarm will occur after this timer.
Voltage Alarm Lock
Enable
-
0
1
0
0: Voltage alarm disappears when
voltages are within limits
1: Voltage alarm persists until
manually reset.
Frequency Low Alarm
Limit
Hz
0
400
0
If the frequency goes under this limit,
this will generate a LOW FREQUENCY
alarm.
Frequency High Alarm
Limit
Hz
0
400
0
If the frequency goes under this limit,
this will generate a LOW FREQUENCY
alarm.
Frequency Alarm
Duration
sec
0
255
30
When the frequency is outside limits,
the frequency alarm will occur after this
timer.
Frequency Alarm Lock
Enable
-
0
1
0
0: Frequency alarm disappears when
frequency is within limits
1: Frequency alarm persists until
manually reset.
Active Power Low Alarm
Limit
kW
0
9’999
0
If the active power goes under this
limit, this will generate a LOW ACTIVE
POWER alarm.
Active Power High Alarm
Limit
kW
0
9’999
0
If the active power goes over this limit,
this will generate a HIGH ACTIVE
POWER alarm.
Active Power Alarm
Duration
sec
0
255
30
When the active power is outside
limits, the active power alarm will occur
after this timer.
Active Power Alarm Lock
Enable
-
0
1
0
0: Active power alarm disappears
when active power is within limits
1: Active power alarm persists until
manually reset.
20.2. ELECTRICAL PARAMETERS GROUP