Refrigerants. Designation systemBS ISO 817: 2005 Refrigerants. Designation system BS ISO 817 provides an unambiguous system for numbering and assigning composition designating prefixes to refrigerants. Tables listing the refrigerant designations are included. BS ISO 817 can be used with other relevant safety standards such as BS ISO 5149, BS EN 60335 2 24 and BS EN 60335 2 40. Contents of BS ISO 817: Foreword 1 Scope 2 Terms and definitions 3 Numbering of refrigerants 4 Designation

accessible from one staircase)

Note: This part of BS 84141 does not Cover:

A new Clause 6 has been added

Symbols and abbreviations

Annex b concerning the corresponding euro norms was deleted

fibre cement

Note2: For the purposes of BS EN IEC 60332-3-22 the term "electric wire or cable" covers all insulated metallic conductor cables used for the conveyance of energy or signals

It applies to new installations

Leaching test agencies

which can result from

BS EN 60068-2-6 also provides users with a step-by-step procedure for the method

Crashworthiness design categories of railway vehicles