| Subject | English | Spanish |
| el. | rated impedance of secondary circuit | carga de precisión |
| el. | rated impedance of secondary circuit | impedancia nominal de precisión |
| el. | rated secondary current | corriente nominal secundaria |
| automat. | rated secondary current | intensidad nominal secundaria |
| transf. | rated secondary current of a current transformer | intensidad secundaria asignada de un transformador de intensidad |
| automat. | rated secondary voltage | tensión nominal secundaria |
| el. | rated secondary voltage | tensión secundaria nominal |
| transf. | rated secondary voltage of a voltage transformer | tensión secundaria asignada de un transformador de tensión |