BS 5611 78th Edition, October 31, 1978
Application Guide for On-Load Tap-Changers
Includes all amendments and changes through Reaffirmation Notice , July 15, 1993
Additional Comments: SAME AS IEC 542
Published By:British Standards Institution (BSI)
Selection of a tap-changer, location of oil-immersed tap-changer components, field service, information required with enquiry or order.