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IEC 61784-3-12:2010+A1:2019 specifies a safety communication layer (services and protocol) based on CPF 12 of IEC 61784-2 and IEC 61158 Type 12. It identifies the principles for functional safety communications defined in IEC 61784-3 that are relevant for this safety communication layer. <strong>This consolidated version consists of the first edition (2010) and its amendment 1 (2019).…

IEC 61784-3-12:2010+A1:2019 specifies a safety communication layer (services and protocol) based on CPF 12 of IEC 61784-2 and IEC 61158 Type 12. It identifies the principles for functional safety communications defined in IEC 61784-3 that are relevant for this safety communication layer. This consolidated version consists of the first edition (2010) and its amendment 1 (2019). Therefore, no need…

L'IEC 61784-3-12:2010+A1:2019 spécifie une couche de communication relative à la sécurité (services et protocole) fondée sur la CPF 12 de l'IEC 61784-2 et le type 12 de l'IEC 61158. Elle identifie les principes applicables aux communications de sécurité fonctionnelle définies dans l'IEC 61784-3, et appropriés à cette couche de communication de sécurité. Cette version…

1 Scope This part of IEC 61000 for EMC immunity requirements applies to electrical and electronic equipment intended for use in residential, commercial, public and light-industrial locations. Immunity requirements in the frequency range 0 Hz to 400 GHz are covered. No tests need to be performed at frequencies where no requirements are specified. This generic EMC immunity standard is…

1 Scope This clause of Part 1 is replaced by the following. This part of IEC 60335 deals with the safety of electric HEAT PUMPS, including SANITARY HOT WATER HEAT PUMPS, AIR CONDITIONERS, and DEHUMIDIFIERS incorporating motor-compressors and HYDRONIC FAN COILS UNITS, their maximum RATED VOLTAGES being not more than 250 V for single phase appliances and 600 V for all other appliances. PARTIAL…

1 Scope This part of the CISPR 16 series specifies the characteristics and performance of equipment for the measurement of radio disturbance voltages and currents in the frequency range 9 kHz to 1 GHz. NOTE In accordance with IEC Guide 107, CISPR 16 is a basic EMC standard for use by product committees of the IEC. As stated in Guide 107, product committees are responsible for determining the…

1 Scope 1.1 This Standard applies to newly produced vented gas fireplace heaters (see Clause 3, Definitions), hereinafter referred to as appliance(s), constructed entirely of new, unused parts and materials, and having input ratings up to and including 400,000 Btu/hr (117 228 W): a) for use with natural gas; b) for use with propane; c) direct vent appliances for manufactured home (USA…

1 Scope and object This clause of Part 1 is applicable, except as follows: 1.1.1 Equipment included in scope Replacement: Replace the text with the following: This part of IEC 61010 specifies particular safety requirements for CABINET X-RAY SYSTEMS. A CABINET X-RAY SYSTEM is a system that contains an X-ray tube installed in a cabinet which, independently of existing architectural…

1 Scope 1.1 This Standard applies to newly produced, automatic storage water heaters having input ratings of 75,000 Btu/hr (21 980 W) or less (see Clause 3, Definitions), hereinafter referred to as water heaters or appliances, constructed entirely of new, unused parts and materials: a) for use with natural gas; b) for use with manufactured gas; c) for use with mixed gas; d) for use with…

1 Scope 1.1 This Standard applies to newly produced, large automatic storage water heaters having input ratings above 75,000 Btu/hr (21 980 W), instantaneous water heaters, circulating water heaters including booster water heaters (see Clause 3, Definitions), hereinafter referred to as water heaters or appliances, constructed entirely of new, unused parts and materials: a) for use with…