Power Transformer Design Worksheet

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Please enter where used Circuit Topology, where used. *

Please enter input voltage and tolerance Input Voltage and Tolerance (Volts RMS or peak) *

Please enter output voltage and tolerance Output Voltage and Tolerance (Volts RMS or peak) for each Secondary Winding *

Please enter number of secondary windings Number of Secondary Windings *

Please enter output power for each secondary winding Output Power / Current (Watts / Amps) for each Secondary Winding *

Please enter number of phases Number of Phases / Lines *

Please enter operating frequency and tolerance Operating Frequency and Tolerance (Hz) *

Please enter exciting current Exciting Current (A rms) *

Please enter core loss Core loss (Watts) *

Please enter regulation Regulation (% No Load to Full Load) *

Please enter duty cycle Duty Cycle *

Please enter dielectric strength Dielectric Strength for each winding (V DC or V RMS) *

Please enter corona / partial discharge Corona / Partial Discharge (Minimum Test Voltage, Maximum PicoCoulombs) *

Please enter outline topology Outline Topology, Description *

Please enter insulation system Insulation System (Air, Oil Impregnated, Oil Filled, Epoxy Encapsulated, etc) *

Please enter outline dimensions Outline Dimensions (Length, Width, Height) *

Please enter mounting dimensions Mounting Dimensions (Length, Width) *

Please enter outline dimensions Type of Mounting (Holes, Screws, Inserts, etc.) *

Please enter outline dimensions Type of Termination (Lugs, Screws, Leads, Terminal Boards, High Voltage Bushing) *

Please enter weight requirements Weight Requirements *

Please enter ambient temperature range Ambient Temperature Range (specify degrees F or C) *

Please enter maximum operating temperature Maximum Operating Temperature (specify degrees F or C) *

Please enter altitude Altitude (Operating / Non-Operating) *

Please enter cooling method Cooling Method (Air-Natural, Air-Forced, Oil-Natural, Oil-Forced, etc.) *

Any Special Electrical Requirements and compliance with any specifications/standards

Any Special Mechanical Requirements and compliance with any specifications/standards

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