IEC 61034-2 / EN 61034-2 / VDE 0482-1034-2 / NF C32-073-2 Smoke density

Test set-up A cable specimen is burnt in a closed chamber using a flamma-ble liquid. The light transmittance of the resulting smoke is measured optically. Test apparatus acc. to IEC/EN 61034-1

Flame temperature

Determined by the quantity and composition of the fuel.

Test duration 40 min

Compliance criterion

The smoke must transmit the light at the end of the test's duration, as stated in individual specifications. The recommen-dation of light transmission is 60 % minimum.

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