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36.8Adjustable Frequency DrivesLCX9000 Drives363636363636363636363636363636363636363636363636363636363636LCX9000 Products, continuedDescriptionSpecificationProtectionsOvervoltage protection480V575VUndervoltage protection480V575VGround fault protectionMains supervisionMotor phase supervisionUnit overtemperature protectionAlarm limitTrip limitWiring DiagramsCooling System Diagrams911V1200VExample of a Typical Cooling System333V461VIn case of ground fault in motor or motor cable,only the drive is protectedTrips if any of the input phases are missing (drives only)Trips if any of the output phases are missing149°F (65°C) for heatsink, 158°F (70°C) for circuit boards158°F (70°C) for heatsink, 185°F (85°C) for circuit boardsDescriptionProtections, continuedOvercurrent protectionMotor overload protectionMotor stall protectionMotor underload protectionShort-circuit protectionLiquid CoolingAllowed cooling agentsTemperature of cooling agentSystem max. working pressureSystem max. peak pressurePressure loss (at nominal flow)30.0°C35.4°CHeatExchangerSpecificationYesYesYesYesYes (+24V and +10V reference voltages)Drinking waterWater-glycol mixture32 to 86°F (0 to 30°C) at I th for input;86 to 149°F (30 to 65°C)Max. temperature rise during circulation: 9°F (5°C), nocondensation allowed87 psi (6 bar)580 psi (40 bar)Varies according to size18.0°C26.1°CV6-T36-230Volume 6—Solid-State Motor Control CA08100007E—April 2011 www.eaton.com
Adjustable Frequency DrivesLCX9000 Drives36.8Example PI-Diagram of a Typical Cooling System and ConnectionsCooling Water InletCooling Water OutletCustomerI/O Board DiagramsDeliveryA9 Option Board Control WiringBasic I/O Board A9+10 V refAI1+1224V outGND 3AI2+ 4AI2- 524V out 6GND 7DIN1 8DIN2 9DIN3 10CMA 1112GND 13DIN4 14DIN5 15DIN6 16CMB 17AO1+ 18AO1- 19DO1 20Reference(voltage)Reference(current)Control Voltage Output24VGND24VGND0 (4)/20mARL
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