This app shows the relay codes used in electrical protections according to the ANSI standard. It allows you to add the most consulted relay codes to favorites and share. Becoming so in a great tool to read electric plans and electrical protections according to the ANSI standard from your mobile device. 1.- Main Relay Code: 32 - Directional power relay 32L - Low advance power 32N - Wattmetric Zero-Sequence Directional 32P - Directional power 32R - Reverse power 33 - Position switch 34 - Maste