BS 5990:1990 pdf free.Specification for Direct gas-fired forcedconvection air heaterswith rated heat inputsup to 2 MW for industrial andcommercial spaceheating: safety andperformance requirements (excluding electricalrequirements) (2nd family gases). BS 5990 There shall be easy access to components...
BS 5605:1990 pdf free
BS-5605:1990 pdf free.Recommendations for Citing and referencing published material. BS-5605 Relation between citation and referenceAny citation within the text of a document should belinked to the corresponding reference in accordancewith one of the methods described in 3.2,3.3...
BS 5070-4:1990 pdf free
BS 5070-4:1990 pdf free.Engineering diagramdrawing practice Recommendations for logic diagrams. BS 5070-4 Rules for the use and combination of symbols for binary logic elements are given in BS 3939-12.Symbolsrepresenting hardware elements which are contained in one physical...
BS 4889:1990 pdf free
BS 4889:1990 pdf free.Method for specifying thePerformance of electrical and electronic measuring equipment. BS 4889 shall state rated values orspecified measuring ranges for all quantities whichhe considers to be performance characteristics applicable to the particular equipment. The manufacturer...
BS 2915:1990 pdf free
BS 2915:1990 pdf free.Specification for Bursting discs andbursting disc devices. BS 2915 Conventional domed bursting discs shall be designed so that they burst or vent in tension whenthe bursting pressure is applied to the concave sideof the...
BS 764-1990 pdf free
BS 764-1990 pdf free.Specification for Automatic change-overcontactors for emergency lightingsystems. BS 764 This British Standard specifies d.c. and single-phase a.c.automatic double-pole change-overcontactors for low voltages up to 250 V employed inconjunction with storage batteries or other alternative...
BS G 243:1990 pdf free
BS G 243:1990 pdf free.Specification for Igniter cables forengine use (4 kV d.c.) BS G 243 This British Standard specifies the physical properties and performance requirements for highenergy igniter cables of sizes 030 and 050 which aresuitable...
BS 8000-6:1990 pdf free
BS 8000-6:1990 pdf free.Workmanship onbuilding sites — Code of practice for slating andtiling of roofs and claddings. BS 8000-6 Check in particular that: a) timber battens and counterbattens are to thespecified size and condition and the preservativetreatment...
BS 8000-2.2:1990 pdf free
BS 8000-2.2:1990 pdf free.Workmanship onbuilding sites —Code of practice for concretework—Sitework with in situ andprecast concrete. BS 8000-2.2 Caution.When cement is mixed with water, alkali isreleased.Take precautions to avoid dry cemententering the eyes, mouth and nose when...
BS 8000:2.1:1990 pdf free
BS 8000:2.1:1990 pdf free.Workmanship onbuilding sites Code of practice for concrete work Mixing and transporting concrete. BS 8000:2.1 Store in a proper cement silo ensuring that: a) the silo mechanism is cleaned regularly inaccordance with the manufacturer's...