Home/Reference Data/Motor Starting Methods/autotransformer_starting

Motor Starting Methods: autotransformer_starting

IEEE Std 3002.7-2018 motor starting study data: critical voltage limits during motor starting, autotransformer tap current and torque percentages, locked-rotor starting power factor by motor rating, reduced-voltage starter method comparison (voltage/current/torque), and net acceleration torque vs speed profile.

Electrical Engineeringcategory: autotransformer_starting3 rows
categoryparameter namecurrent pct (%)descriptionstandardtorque pct (%)voltage pct (%)
autotransformer_startingTap_50pct25Autotransformer 50% tap: motor receives 50% voltage; line current = tap^2 x locked-rotor currentIEEE Std 3002.7-20182550
autotransformer_startingTap_65pct42Autotransformer 65% tap: motor receives 65% voltage; line current = tap^2 x locked-rotor currentIEEE Std 3002.7-20184265
autotransformer_startingTap_80pct64Autotransformer 80% tap: motor receives 80% voltage; line current = tap^2 x locked-rotor currentIEEE Std 3002.7-20186480

This is a sample. Search the full motor starting methods dataset and 350+ more by creating a free account and accessing the database.

Get started for FREE

Related data