Cover E DIN IEC 60331-21 VDE 0482-331-21:2017-06
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E DIN IEC 60331-21 VDE 0482-331-21:2017-06

Tests for electric cables under fire conditions – Circuit integrity

Part 21: Procedures and requirements – Cables of rated voltage up to and including 0,6/1,0 kV

(IEC 60331-21:1999)
Class/Status: Draft, valid
Released: 2017 -06   Published: 2017-05 -12
VDE Art. No.: 1400251
End of objection deadline: 2017-07-12

This part of IEC 60331 specifies the test procedure and gives the performance requirement, including a recommended flame application time, for cables of rated voltage up to and including 0,6/1,0 kV required to maintain circuit integrity when subjected to fire under specified
conditions.