IEC 61010-1 specifies general safety requirements for the following types of electrical equipment and their accessories, wherever they are intended to be used. a) Electrical test and measurement equipment b) Electrical industrial process-control equipment c) Electrical laboratory equipment This third edition cancels and replaces the second edition published in 2001. It constitutes a technical revision. This edition includes the following significant changes from the second edition, as well as numerous other changes. - The scope of the standard has been expanded to include all locations where these products may be used, so that both professional and non-professional versions of these products are within the scope. - The requirements for testing and measuring circuits (in various subclauses and the entirety of Clause 16) have been removed and included in a particular standard IEC 61010-2-030. - Insulation requirements (6.7) have been completely rewritten. - Additional requirements for protection against mechanical HAZARDS (Clause 7) have been included. - Surface temperature limits (Clause 10) have been modified to conform to the limits of EN 563. - Radiation requirements (Clause 12) have been modified, and take into account a distinction between intended emission and unintended emission. - Requirements for reasonably foreseeable misuse and ergonomic aspects have been added (Clause 16). - A new clause (Clause 17) has been added to deal with HAZARDS and environments not covered by the standard, along with a new informative annex (Annex J) dealing with RISK assessment. - A new informative annex (Annex E) addresses methods of reducing the POLLUTION DEGREE of a micro-environment. - Requirements for the qualification of coatings for protection against POLLUTION have been added (Annex H). - A new informative annex (Annex I) has been added to further explain how to determine the WORKING VOLTAGE of a MAINS CIRCUIT. It has the status of a group safety publication, as specified in IEC Guide 104.