Sola DT631H20S 20KVA 575D-230Y SCR DRIVE

VentilatedDistributionTransformers

DriveIsolationTransformers:7.5–440kVA,ThreePhase

SpecialVoltagesandkVASizesforDriveApplications

ForSCR(SiliconControlRectifier)variablespeedmotordrive applications,atransformerisneededtomagneticallyisolate theincominglinefromthemotor drive.The transformer

mustalsoprovideavoltagechangetomatchtherequired voltageoftheSCRDrive.Standarddesignsaredeltaprimary andwyesecondarytomatchthecommon powersources requiredinmostthreephaserectifiercircuits.

SolaHDdriveisolationtransformersarespecificallydesigned tohandlethemechanicalstresses,voltage demandsand harmonicsassociatedwithSCRapplications.

Applications

•SCRVariableSpeedDrives

Features

•Availablefrom7.5thru440kVA,3Phase,60Hz.

• Isolation minimizes load disturbances caused by the

SCRdrive.

• UL Listed/NEMA Type 3R enclosures when used with

optional weathershield.

•Tapsonallunitsforadjustments toincomingsource voltage.Fullcapacitysecondaryneutralasrequired bytheNationalElectricCode.

• Shielding attenuates line to ground noise.

•10yearlimitedwarranty

CertificationsandCompliances

•Listed:E77014

-UL506

-CSAC22.2No.66

• Listed:E25872

-UL1561

RelatedProducts

• Surge Protective Devices

•K-13Rated Transformers forVariableFrequency Drives

Accessories

•WeatherShields