# Four-position key selector

Canonical URL: https://eloragrid.ai/symbols/four-position-key-selector
Publisher: Elora Grid
Updated: 2026-10-13
Lookup label: KEY SEL 4
Drawing use: Schematic
Reference families: IEC, Manufacturer

A four-position key selector provides key-controlled selection among four documented positions.

## What it represents

A four-position key selector provides key-controlled selection among four documented positions. The schematic and operator schedule should agree on position numbering and permitted key removal.

## How to read it

- Check the contact table against the front-panel legend.
- The preview is an original explanation of this function. Match the actual drawing convention to its legend and the selected equipment documentation.

## Information to show or reference

- Define position order
- State key removal
- Reference contact terminals

## Important distinction

A keyed four-position operator is different from four separately keyed switches.

## Facts

- Drawing role: Position selection
- Representation scope: Functional concept; not an official standard graphic or a product footprint
- Public vendor block reference: HSS11S46, VSS11S46 (Autodesk identifiers; not IEC symbol numbers)
- Identifier status: The short label is a functional lookup label, not an assigned IEC or IEEE symbol number. Any separately listed Autodesk code is a verified vendor block name.

## Public references

- [AutoCAD Electrical: Four-position selectors](https://help.autodesk.com/cloudhelp/2021/ENU/AutoCAD-Electrical/files/GUID-09243080-0BE8-4401-8E79-11156DF1CDDF.htm) — Autodesk. Public documentation of this equipment function or named vendor variant; the illustration is independently authored and is not the source graphic.

## Graphic scope

Independent original educational concept illustration by Elora Grid. Not a certified standards graphic or manufacturer footprint. Unitless; not to scale. Original artwork licence: https://creativecommons.org/licenses/by/4.0/. Publisher material is linked only.