Entec ETMFC610 - Page 94

Multi-Function Control ETMFC610 http://www.entecene.co.kr
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Table 7-2. Power Quality categories according to IEEE 1159 (Interrupt, Sag, Swell)
Category Time Voltage Value
Short-term fluctuation
Instantaneous
Sag 0.5 ~ 30 Cycle 0.1~0.9 xVT of rating
Swell 0.5 ~ 30 Cycle 1.1~1.8 xVT of rating
Momentary
Interruption 0.5 Cycle ~ 3 sec Rated below 0.1 xVT
Sag 30 Cycle ~ 3 sec Rated below 0.1~0.9 xVT
Swell 30 Cycle ~ 3 sec Rated below 1.1~1.8 xVT
Temporary
Interruption 3 sec ~ 1 min Rated below 0.1 xVT
Sag 3 sec ~ 1 min 0.1~0.9 xVT of rating
Swell 3 sec ~ 1 min 1.1~1.8 xVT of rating
Long-term fluctuation
Sustained Interruption 1 min above Rated below 0.1 xVT
1) PQM Function
Place the curser on “PQM FUNCTION” in PQM menu, press [ENT] button to move into this
menu.
GLOBAL SETTING / GENERAL / MONITORING / PQM / PQM FUNCTION / Function
Range
DISABLE, ENABLE
Default
DISABLE
Step
~
Select whether to use PQM function.
If the function is disabled, all PQM monitor function is disabled.
2) Interrupt
Place the curser on “INTERRUPT” in PQM menu, press [ENT] button to move into this menu.
GLOBAL SETTING / GENERAL / MONITORING / PQM / INTERRUPT / Level
Range
0(OFF), 0.10~ 0.49 xVT
Default
OFF
Step
0.01 xVT
It is to set Interrupt detect level for Power Quality.
[PQM FUNCTION]
>Function: DISABLE
[DISABLE/ENABLE]
[INTERRUPT]
>Level: OFF
>Time: 2.0
0(OFF),0.10~0.49xVT