DIN VDE 0281-7-2001
额定电压Insulation450/750 V及以下的PVC绝缘电缆.第7部分:90℃导线用内部布线的单芯无护套电缆
Polyvinyl chloride insulated cables of rated voltages up to and including 450/750 V - Part 7: Single core non-sheathed cables for internal wiring for a conductor temperature of 90 °C; German version HD 21.7 S2:1996 + A1:1999