Entec ETMFC610 - Page 98

Multi-Function Control ETMFC610 http://www.entecene.co.kr
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7) Voltage Unbalance
Place the curser on “VOLTAGE UNBALANCE” in PQM menu, press [ENT] button to move into
this menu.
GLOBAL SETTING / GENERAL / MONITORING / PQM / VOLT UNBALANCE / Pickup
Range
0(OFF), 0.5 ~ 100.0 %
Default
30
Step
0.1 %
Set a detect level of Voltage Unbalance for Power Quality.
Unbalance voltage is calculated by following formula.
100
1
2

V
V
UV
rate
GLOBAL SETTING / GENERAL / MONITORING / PQM / VOLT UNBALANCE / Time delay
Range
0.00 ~ 600.00 sec
Default
4.00
Step
0.01 sec
Set the time delay of voltage unbalance.
8) Under Voltage
Place the curser on “UNDER VOLTAGE” in PQM menu, press [ENT] button to move into this
menu.
GLOBAL SETTING / GENERAL / MONITORING / PQM / UNDER VOLTAGE / Pickup
Range
0(OFF), 0.10~ 1.40 xVT
Default
0.80
Step
0.01 xVT
Set pickup voltage level to detect for under voltage element of power
quality.
GLOBAL SETTING / GENERAL / MONITORING / PQM / UNDER VOLTAGE / Time
Range
0.00 ~600.00 sec
Default
4.00
Step
0.01 sec
Set detecting time for under voltage element of power quality.
[VOLT UNBALANCE]
>Pickup: 30.0
>Time Delay: 4.00
[0(OFF),0.5~100.0%]
[VOLT UNBALANCE]
>Pickup: 30.0
>Time Delay: 4.00
[0.00~600.0:0.01s]
[UNDER VOLTAGE]
>Pickup: 0.80
>Time Delay: 4.00
0(OFF),0.10~1.40xVT
[UNDER VOLTAGE]
>Pickup: 0.00
>Time Delay: 4.00
[0.0~600.0:0.1s]