GW20K-DTÿGW20K-DT photovoltaic inverter is suitable for commercial and industrial roofs as well as small and medium-sized photovoltaic power systems. Intelligent heat dissipation design ensures slower temperature rise and more stable running conditions. The dual-lines MPPT extra-wide voltage range ensures that the system is with more flexible configuration.DC Input DataMax.PV-generator power[W]20500Max.DC voltage[V]1000MPPT voltage range[V]500~800Turn on DC voltage[V]250Max.DC work current[A]22/22Number of inputs/MPP trackers6/2 (can parallel)DC connectorSUNCLIX,MC IV (optional)Standby power consumption [W]10AC Output DataNominal AC power[W]20000Max.AC power[W]20000Max.output current[A]30Nominal output voltage rangeVDE-AR-N4105,VDE0126-1-1/A1,RD1699,G59/2,AS4777.2/.3AC grid frequencyVDE-AR-N4105,VDE0126-1-1/A1,RD1699,G59/2,AS4777.2/.3THDi?<1.5%< td="">Power factor0.90 leading…0.90 laggingAC connection3W/N/PE,230/400VEfficiencyMax.efficiency98.2%European efficiency>97.5%MPPT adaptation efficiency>99.5%Safty EquipmentLeakage current monitoring unitIntegratedDC switch disconnectorOptionalIslanding protectionAFDGrid monitoringVDE-AR-N4105,VDE0126-1-1/A1,RD1699,G59/2,AS4777.2/.3Normative ReferenceEMC complianceEN 61000-6-1 , EN61000-6-2, EN 61000-6-3, EN 61000-6-4Safety complianceIEC 62109-1, AS3100General DataDimensions(W*H*D)ÿ[mm]516*650*203Net weightÿ[kg]39HousingFor outdoor and indoorMounting informationWall mountingOperating temperature range-20?60??up 45? derating?Relative humidity0 ~ 95%Site altitude[m]2000IP proection classIP65TopologyTransformerlessCoolingFan CoolingNoise level[dB]<45< td="">Display5″LCDCommunicationUSB2.0;RS485/Wi-Fi/ZigBee(optional)Standard warranty[years]5/10/15/20/25(optional?