FIREX EC 43 Survival fire test: 240 minutes, circuit alive

Name: FIREX EC 43 Survival Fire Test: Circuit Alive at 240 Minutes (IEC 60331-21)
Uploaded: 2026-05-15T04:24:39-07:00
Duration: 1 min 34 s
Description: Watch a cable coated with 1.6 mm of FIREX EC 43 Survival keep its circuit alive for 240 minutes + 15 minutes cooling at 750°C to IEC 60331-21, while standard XLPE failed at 6 minutes.

Watch a cable coated with 1.6 mm of FIREX EC 43 Survival keep its circuit alive for 240 minutes + 15 minutes cooling at 750°C to IEC 60331-21, while standard XLPE failed at 6 minutes.

Test details

Standard	IEC 60331-21
Fire exposure	240 minutes + 15 minutes cooling at 750°C
Test cable	XLPE 4-core 70 sq mm
Coating	FIREX EC 43 Survival, 1.6 mm dry-film thickness
Result	Circuit alive at 240 minutes. In the same test, standard XLPE failed at 6 minutes and FR-LS XLPE at 7 minutes.

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