US 2017/0069439 A1 · POSITION INDICATOR

Abstract

A position indicator for a tap changer of a tapped transformer comprises a display device (51) for displaying the current switch position of the tap changer, which display device (51) is stepped with each switchover and which comprises first and second display disks (21, 26); an indicator gear (10) that is coupled to the two display disks (21, 26) for driving them in a switch-direction-dependent manner and which can be coupled to a switching shaft of the tap changer; wherein each display disk (21, 26) comprises sets of numbers in an angularly extending or circular row; with each step one number of the row of numbers on the first display disk (21) and one number of the row of numbers on the second display disk (26) are positioned side by side such that these numbers represent the current switch position of the tap changer expressed as digits combined to form a multi-digit number.

Claims12

Dependent claims

A position indicator for a tap changer of a tapped transformer steppable through switch positions, the position indicator comprising:

a display device for displaying the current switch position of the tap changer, the display device being stepped with each switchover and having first and second display disks;
and
an indicator gear coupled to the two display disks for driving them in a switch-direction-dependent manner and couplable to a switching shaft of the tap changer;
wherein each display
an angularly extending or circular row of numbers on each display disk oriented such that with each step one number of the row of numbers on the first display disk and one number of the row of numbers on the second display disk are positioned side by side such that these numbers express the current switch position of the tap changer as digits combined to form a multi-digit number.

2 more elements

Dependencies are inferred from the claim text.

Position indicator

Life of this patent

Position indicator

Life of this patent

Abstract

Claims12