7.4.3 Function blockLOVPTUVU3P*BLOCKCBOPENBLKUTRIPSTARTIEC09000279_1_en.vsdIEC09000279 V1 ENFigure 76: LOVPTUV function block7.4.4 SignalsTable 129:LOVPTUV Input signalsName Type Default DescriptionU3P GROUPSIGNAL- Three phase group signal for voltage inputsBLOCK BOOLEAN 0 Block of functionCBOPEN BOOLEAN 0 Circuit breaker openBLKU BOOLEAN 0 Block from voltage circuit supervisionTable 130:LOVPTUV Output signalsName Type DescriptionTRIP BOOLEAN Trip signalSTART BOOLEAN Start signal7.4.5 SettingsTable 131:LOVPTUV Group settings (basic)Name Values (Range) Unit Step Default DescriptionOperation OffOn- - Off Operation Off/OnUPE 1 - 100 %UB 1 70 Operate voltage in% of base voltageUbasetTrip 0.000 - 60.000 s 0.001 7.000 Operate time delayTable 132:LOVPTUV Group settings (advanced)Name Values (Range) Unit Step Default DescriptiontPulse 0.050 - 60.000 s 0.001 0.150 Duration of TRIP pulsetBlock 0.000 - 60.000 s 0.001 5.000 Time delay to block when all 3ph voltagesare not lowtRestore 0.000 - 60.000 s 0.001 3.000 Time delay for enable the function afterrestorationSection 7 1MRK 511 287-UEN AVoltage protection176Technical manual
