PIESA 1012-2004 空气绝缘外壳内（绝缘配合）的额定交流电压为7.2 kV以上但不超过36kV（含）的电缆接线端和带电导线
Cable terminations and live conductors within air-insulated enclosures (insulation co-ordination) for rated a.c. voltages of 7,2 kV and up to and including 36 kV
Covers the requirements for enclosures for the termination of cables and housing of live conductors in air, for use indoors or outdoors, at rated a.c. voltages of 7,2 kV and up to and including 36 kV.