DIN VDE 0281-9-2001 额定电压小于等于450/750 VPVC绝缘电缆.第9部分:低温工作单芯无护套电缆
Polyvinyl chloride insulated cables of rated voltages up to and including 450/750 V - Part 9: Single core non-sheathed cables for installation at low temperatures; German version HD 21.9 S2:1995 + A1:1999