Specification for distribution assemblies for reduced low voltage electricity supplies for construction and building sites subscription-only controllable anti-pollution double check valve

controllable anti-pollution double check valve (with test ports)

Dealers and importers of rigid single row ball bearings

Anyone overseeing health information security

The present Technical Report gives guidance to the application of BS 7910

Specification for distribution assemblies for reduced low voltage electricity supplies for construction and building sites subscription-only controllable anti-pollution double check valve1 Scope This British Standard specifies the requirements for distribution assemblies for the control and distribution of electricity from a three phase reduced low voltage a. c. system at declared voltage up to 110 V (63. 5 V to earth) or a single phase system at declared voltage up to 110 V (55 V to earth), for use for the protection and control of electricity supplies on construction and building sites in the UK.