GB/T 19216.21-2003 Tests for electric cables under fire conditions--Circuit integrity--Part 21: Procedures and requirements--Cables of rated voltage up to and including 0.6/1.0kV (English Version)
This part of GB/T 19216 specifies the test procedures and performance requirements for cables with a rated voltage of 0.6/1.0 kV and below to maintain circuit integrity when burning under flame conditions, including the recommended fire supply time. This part specifies the sample preparation method, the continuity check device, the electrical test procedure and the method of burning the cable, and gives the requirements for evaluating the test results. This section applies to low-voltage power cables and control cables with rated voltage.
GB/T 19216.21-2003 history
2003GB/T 19216.11-2003 Tests for electric cables under fire conditions--Circuit integrity--Part 11: Apparatus--Fire alone at a flame temperature of at least 750°C