# Insulation-failure indication

Canonical URL: https://eloragrid.ai/symbols/iec-insulation-failure-indication
Publisher: Elora Grid
Updated: 2026-10-14
Lookup label: Q021702
Drawing use: Schematic
Reference families: IEC, Manufacturer

## Symbol convention

Convention: IEC
Form: Insulation-failure indication
Autodesk IEC-60617 Symbol Preview — Fault-location and insulation-failure indications; vendor family reference, not certified IEC geometry or database identifier.

An insulation-failure indication identifies the documented insulation-related failure condition.

## What it represents

An insulation-failure indication identifies the documented insulation-related failure condition.
Mark the affected conductor, device or insulation boundary clearly.
A failure annotation does not give a resistance measurement or protection setting.

## How to read it

- Mark the affected conductor, device or insulation boundary clearly.
- A failure annotation does not give a resistance measurement or protection setting.

## Information to show or reference

- Identify the associated device, circuit or diagram boundary.
- Mark the affected conductor, device or insulation boundary clearly.
- Cross-reference the equipment data, terminal mapping or operating-state legend needed to interpret the form.

## Important distinction

A failure annotation does not give a resistance measurement or protection setting.

## Facts

- Reference scope: Specific public IEC-context family form
- Publisher reference token: Q021702 (Autodesk token; not a verified IEC database ID)
- Information added: Mark the affected conductor, device or insulation boundary clearly.
- Preview: Independent educational concept; consult the publisher and applicable standard for the exact graphic

## Public references

- [Autodesk IEC-60617 preview: Fault-location and insulation-failure indications](https://help.autodesk.com/cloudhelp/2021/ENU/AutoCAD-Electrical/files/GUID-2FA15F09-EF4C-4996-AB3C-FAD4E8A29DBA.htm) — Autodesk. Official public publisher family name and reference context; vendor identifiers and graphics are distinct from licensed IEC database content.

## 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.