Cite
HARVARD Citation
Institution,, B. (2021) BS EN IEC 62772. Composite hollow core station post insulators for substations with a.c. voltage greater than 1 000 V and d.c. voltage greater than 1 500 V. Definitions, test methods and acceptance criteria.. [Online]. London : British Standards Institution. Available from: http://access.bl.uk/ark:/81055/vdc_100112419894.0x000001