Click on the "PAR Number" to view the most current PAR information. The "Original PAR URL" shows the PAR as it was originally approved.
Sponsor PAR Number Title Original PAR URL PAR Approval
PE/TR PC57.12.44 Standard Requirements for Secondary Network Protectors
PE/TR PC57.12.51 Guide for Mechanical Interchangeability of Ventilated Dry Type Transformers
PE/TR PC57.12.60 Standard Test Procedure for Thermal Evaluation of Insulation Systems for Dry-Type Power and Distribution Transformers
PE/TR PC57.12.70 Standard for Standard Terminal Markings and Connections for Distribution and Power Transformers
PE/TR PC57.12.80 Standard Terminology for Power and Distribution Transformers
PE/TR PC57.12.90 Standard Test Code for Liquid-Immersed Distribution, Power, and Regulating Transformers
PE/TR PC57.12.91 Standard Test Code for Dry-Type Distribution and Power Transformers
PE/TR PC57.13.2 Standard for Conformance Test Procedure for Instrument Transformers
PE/TR PC57.13.5 Standard of Performance and Test Requirements for Instrument Transformers of a Nominal System Voltage of 115 kV and Above
PE/TR PC57.13.7 Standard for Current Transformers with a Maximum mA Secondary Current of 250 mA
PE/TR PC57.13.8 Standard Requirements for Station Service Voltage Transformers
PE/TR PC57.13.9 Standard for Power-Line Carrier Coupling Capacitors and Coupling Capacitor Voltage Transformers
PE/TR PC57.16 Standard for Requirements, Terminology, and Test Code for Dry-Type Air-Core Series-Connected Reactors
PE/TR PC57.18.10 Standard Practices and Requirements for Semiconductor Power Rectifier Transformers
PE/TR PC57.19.00 Standard General Requirements and Test Procedure for Power Apparatus Bushings

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