BS 546 SUPP 1 60th Edition, December 30, 1960
Specification for Plugs Made of Resilient Material - Two-Pole and
Earthing-Pin Plugs, Socket-Outlets, and Socket-Outlet Adaptors for Circuits
up to 250 Volts
Description / Abstract:
Requirements for plugs, made substantially of rubber or other suitable resilient material, which are not included in BS 546 but which comply with it in other respects.