Gas-fired central heating boilers. Type B boilers of nominal heat input exceeding 70 kW, but not exceeding 300 kW1 Scope This standard specifies the requirements and test methods concerning, in particular the construction, safety, fitness for purpose, and rational use of energy, as well as the classification and marking of gas fired central heating boilers that are fitted with atmospheric burners, fan assisted atmospheric burners or fully premixed burners, and are hereafter referred to as boilers. This standard applies to boilers of type B, as listed in 4. 2: of

Manufacturers of machines and equipment

Protocol data units

It provides the best industry on the quantitative non-porous surface test for the evaluation of the virucidal activity of chemical disinfectants and antiseptics used in the medical area to prevent the transmission of any infectious disease and meet a safe and healthy environment

BS 4422-7:1988 and BS 4422-9:1990

Who is ISO 22313 for

NOTE 2 For the purposes of this ISO 21003

This issue is left for future initiatives to build upon the standards promulgated herein

if separate fuse-bases or fuse-holders are used

BS 1052 is technically updated and metricated and details of dimensional tolerances are presented in keeping with current manufacturing practices

ISO 15607 is applicable to manual

The requirements for hand-powered lifts apply only to goods lifts

and single-particle Inductively Coupled Plasma – Mass Spectrometry fulfill this combination condition