prDS IEC TS 60695-2-21:2023 ED1

Fire hazard testing - Part 2-21: Glowing/hot-wire based test methods - Fire containment test on finished units

Scope

IEC 60695-2-21:2023, which is a Technical Specification, specifies a fire containment test method for finished units. It is intended to verify the capability of containing of a fire event generated by an effective ignition source inside a finished unit.
Unless otherwise specified by the relevant product standard, determination of the fire containment described in this document does not apply to any of the following:
- A single electrical component;
- A single electrical component when incorporated into a finished unit;
- Electrical installation products such as distribution boards, circuit protection devices, switchgear, controlgear, cable management system and electrical accessories (wiring devices).