M33-20kVA External Battery Online Low Frequency Industrial UPS with Ce

M33-20kVA External Battery Online Low Frequency Industrial UPS with CeKEY FEATURES*220/380VAC3P+N+G,110V/208VAC3P+G optional* 7 inche touch panel,display detailed running parameter and set the UPS work mode*DSP Controlled IGBT inverter*Setable UPS/ECO/INVERTER working mode* Event log by LCD panel* Three-phase separately adjustment to meet 100% unbalance loads* Cold start fuction and Auto restarting when mains resume*Full protection,overload,overvoltage,shortcircuit,over temperature etc*Static bypass and manual maintenance bypass*Advanced Battery Management,temperature compensation charging,setable charge current* Automatic charging in UPS off mode*RS-232 and Rs485 communication, SNMP or Dry Contact is option* Optional input harmonic filter or 12 pulse wave rectifier* Optional battery detection modules for per Cell battery* Option EPO function*Option parallel redundancyTechnical Specifications  ModeM33-10KM33-20KM33-30KM33-40KM33-50KM33-60KM33-80KM33-100KM33-120KM33-160KM33-200KM33-250KM33-300KM33-400KNominal capacityKVA10203040506080100120160200250300400KW81624324048648096128160200240320RECTIFIER (INPUT)Phase numberThree PhaseInput power factorStandard >= 0.9 ( 6pulseRectifier+Filter ),   Optional >= 0.96 ( 12pulseRectifier+Filter)Input voltage220/380VAC (230V/400VAC or 240V/415VAC)±25% 3P+N+PE110V/208VAC( 120V/220VAC or   277V/480VAC ) optionalInput frequency50Hz±10% or 60Hz±10% (Selectable)Total HarmonicDistortion (THDi)6pulse Rectifier