power distribution - Siemens

Secondary Unit SubstationsTransition SectionsA transition section is required betweenthe transformer and the primary section,and between the main device section ofthe switchboard for a liquid filledtransformer. Connection between thetransformer secondary and the main busof the switchboard is made with flexibleconnectors.General13SWITCHGEARTransition SectionFlexible Connectors Between Transformer Secondary and Main Bus of SwitchboardHigh Voltage TransitionSection Between PrimarySwitch and TransformerTable 27TransformerWidth inInches (mm) DepthOil, RTEmp, Silicone 20 (508) Ventilated Dry Type 20 (508) Outdoor Cast-Coil 20 (508) Same depth as primary switch section. Transition section is not required (optional).Low Voltage TransitionSection BetweenTransformer and LowVoltage SwitchboardTable 28Dimensions in Inches (mm)AmpRating60080010000120016002000250030004000Liquid FilledTransformerW20(508)20(508)20(508)D 20(508) 20(508)VentilatedDry Type andCast CoilTransformer W D20 (508) Same depth as primary switch section. Transition section is not required (optional).Switchboard secondary defines requirements.Consult Siemens for specific requirements.For more information, please visit http://automation.usa.siemens.com/consultant/ or contact your local sales office.13-40Siemens Power Distribution & Control, SPEEDFAX 2007-2008 Product Catalog