代号Codes
定义Definition
代号Codes
定义 Definition
D
单根燃烧 Combustion for single cable
A
有烟有酸有毒 have smoke acidity and toxicity
S
成束燃烧 Combustion for bunched cable
B
低烟低酸低毒low smokelow aciditylow toxicity
N
耐火(单根燃烧) Fire-proof(Combustion for single cable)
C
无卤低烟低毒Halogen freelow smokelow toxicity