Multi-Function Control ETMFC610
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8.5.5.4. ACTIVE POWER Setup
Active demand power element settings process is similar method to the phase demand current
element.
8.5.5.5. REACTIVE POWER Setup
Reactive demand power element settings process is similar method to the phase demand current
element.
8.5.6. Phase Difference
Place the curser on “PHASE DIFFERENCE” in MONITORING menu, press [ENT] button to
move into this menu. The ETMFC610 provides a phase difference element to check whether the
source side and the load side are in the open state. If the difference in voltage magnitude, phase
difference, and frequency difference between the source side and the load side deviate from the set
value, it is determined that synchronization is inconsistent and a DIFFPT (Phase Different Timeout)
event is registered. In the PLC configuration, manual close can be blocked by local or remote
control in case of synchronization inconsistency (Manual close is blocked when default is not
matched with synchronization)
The phase difference element in following settings should be enabled.
GROUP # / MONITORING / PHASE DIFFERENCE / Function
Range
DISABLE, ENABLE
Default
DISABLE
Step
~
It decides whether to use Phase difference element.
GROUP # / MONITORING / PHASE DIFFERENCE / Dead Line Lv
Range
0.10~1.40 xVT
Default
0.50
Step
0.01 xVT
Enter the dead line maximum voltage for phase difference
Used to Prevent the phase difference element for voltage below this
level.
[PHASE DIFFERENCE]
>Function: DISABLE
Dead Line Lv: 0.50
Live Line Lv: 0.80
Max Volt Diff: 0.10
Max Angle Diff: 10
[OFF/ON]
[PHASE DIFFERENCE]
Function: DISABLE
>Dead Line Lv: 0.50
Live Line Lv: 0.80
Max Volt Diff: 0.10
Max Angle Diff: 10
[0.10~1.40:0.01 xVT]