Burning Behavior归档 - KXY E-Power Group

GB 31247 Burning Behavior Classes: What B1 Cable Really Means

Cable sample in a burning behavior test rig with controlled flame source and smoke measurement instrumentation

GB 31247 Burning Behavior Classes: What B1 Cable Really Means Quick Answer: GB 31247 grades cable burning behavior into B1, B2 and B3 classes — and a B1 claim without the test report naming that class is a word, not a property. Fire codes have stopped asking whether a cable burns and started asking how […]