AEG 8000012364 BAL operating instructions Description of the INV, Block diagram of the inverter

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"UniVert 2" inverter

2.3Description of the INV

Its electronic high-performance components make the INV suitable for universal applications. It has a very high degree of operational reliability, optimum efficiency and excellent communication capability with other systems thanks to integrated interfaces.

The control electronics of the INV have been designed on the basis of state-of-the-art microcontroller technology. By using parameters in the software, the main unit characteristics are determined.

Softstart	DC filter	INV set	Transform.	AC filter
DC
Control unit

Contactor

Load

INV

Figure 2 Block diagram of the inverter

DOU

U = 231V I = 10.3A

The main assemblies of the INV are (Figure 2):

•Softstart

•DC filter

•INV set

•Transformer

•AC filter

•INV output contactor

•Control unit

•DOU

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8000012364 BAL, en

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Contents

Operating Instructions UniVert 2 inverter and SBS option Duty to Provide Information WarrantyValidity HandlingHotline AbbreviationsCopyright Table of Contents Technical Data Maintenance TroubleshootingDimensional Drawing Important Instructions and Explanations Safety InstructionsAccident Prevention Regulations Qualified Personnel Application Safety AwarenessDirectives LiabilitySystem Description General InformationIndividual INV operation Function of the SystemParallel INV operation Individual or parallel operation with SBSParallel INV operation Description of the INV Block diagram of the inverterPrinciple of Operation of the INV, Electrical SBS Description of the SBSPrinciple of Operation of the SBS, Electrical Function of the Inverter DIL Switch ON/OFF SwitchCan Bus Interfaces X6 S2.1 S2.2 S2.3Switches S2.7 and S2.8 Number of redundant INVs Switches S2.4, S2.5 and S2.6 Own Address INVINVs Settings must be the same on all INVs and the SBS S2.4 S2.5 S2.6 AddressDisplay Colour Operating status Signalling, Displays and Remote SignalsFunction of the SBS optional Switchback AttemptsOperating Statuses AC Mains Input Reset ButtonAC Busbar AC Mains Monitoring SystemS3.1 S3.2 S3.3 S3.7 S3.8 INVs Switchover without gap Assignment of the signal terminalsOperating modes Switchover with gap Connecting the Loads / DC / Mains InstallationStart-Up ConnectionDisconnection Maintenance Output Voltage Deviation TroubleshootingFor systems with SBS additionally General Data INV Technical DataOvertemperature ϑ FaultCollective fault OperationGeneral Data SBS With safe isolation at UO ≤ 60 V DC UniVert 2 inverter Electrical Data At 24 Type E-number G110 E230/10,9/2rfg-CFp2,5 3000000263 Type E-number E230 E230/115/2-VFp26,5-8 3000000646 Inverter dimensions type 1.5 and 3.3 kVA Dimensional DrawingInverter dimensions type 2.5 kVA SBS dimensions