IEC 60068-2-20 pdf – Environmental testing – Part 2-20: Tests – Tests Ta and Tb: Test methods for solderability and resistance to soldering heat of devices with leads
IEC 60068-2-20 pdf – Environmental testing – Part 2-20: Tests – Tests Ta and Tb: Test methods for solderability and resistance to soldering heat of devices with leads 1 Scope This part of lEC 60068 outlines Tests Ta and Tb, applicable to devices with leads and leadsthemselves. Soldering tests for surface mounting devices (SMD) are described inIEC 6o068-2-58. This document...
IEC 60086-3 pdf – Primary batteries – Part 3: Watch batteries
IEC 60086-3 pdf – Primary batteries – Part 3: Watch batteries 1 Scope This part of lEC 60086 specifies dimensions, designation, methods of tests and requirements for primary batteries for watches. In severalcases，a menu of test methods is given. Whenpresentingbatteryelectrical characteristics andlor performance data,the manufacturerspecifies which test method was used. 2Normative references The following documents are referred to in the...
IEC 60098 pdf – Analogue audio disk records and reproducing equipment
IEC 60098 pdf – Analogue audio disk records and reproducing equipment 1scope This document applies to analogue audio disk records and the corresponding professional anddomestic reproducing equipment. lt excludes amplifiers and loudspeakers，methods ofmeasurement for which can be found in IEC 60268-3，IEC 60268-5，IEC 60268-21 andIEC 60268-221 . This document specifies the characteristics that are necessary to ensure compatibility betweenanalogue audio disk...
IEC 60120 pdf – Ball and socket couplings of string insulator units – Dimensions
IEC 60120 pdf – Ball and socket couplings of string insulator units – Dimensions The object of this international standard is to define the dimensions of a series of standardball and socket couplings using the standard locking devices (see IEC 60372) in order topermit the assembly of insulators or metal fittings supplied by different manufacturers. This document applies to string...
IEC 60137 pdf – Insulated bushings for alternating voltages above 1 000 V
IEC 60137 pdf – Insulated bushings for alternating voltages above 1 000 V 1 scope This International Standard specifies the characteristics and tests for insulated bushings. This standard is applicable to bushings, as defined in Clause 3, intended for use in electricalapparatus，machinery,transformers,switchgear and installations for three-phase alternatingcurrent systems，having highest voltage for equipment above 1 000 V and power frequenciesof 15...
IEC 60172 pdf – Test procedure for the determination of the temperature index of enamelled and tape wrapped winding wires
IEC 60172 pdf – Test procedure for the determination of the temperature index of enamelled and tape wrapped winding wires This International Standard specifies，in accordance with the provisions of IEC 60216-1, amethod for evaluating the temperature index of enamelled wire,varnished or unvarnished with an impregnating agent, and of tape wrapped round and rectangular wire, in air at atmospheric pressure by...
IEC 60263 pdf – Scales and sizes for plotting frequency characteristics and polar diagrams
IEC 60263 pdf – Scales and sizes for plotting frequency characteristics and polar diagrams 1Scope This document specifies standard aspect ratios for logarithmic or level characteristicsexpressed in decibels versus a logarithmic frequency axis and ranges for the radius of polardiagrams of level. Applications include hard copy printouts，electronic files (e.g.，PDF files),scientific publications,screen displays in computer programs and apps，as well as graphs...
IEC 60286-1 pdf – Packaging of components for automatic handling – Part 1: Tape packaging of components with axial leads on continuous tapes
IEC 60286-1 pdf – Packaging of components for automatic handling – Part 1: Tape packaging of components with axial leads on continuous tapes 1Scope This part of lEC 60286 applies to the tape packaging of components with axial leads for use inelectronic equipment. In general, the tape is applied to the component leads. lt covers requirements for taping techniques used...
IEC 60305 pdf – Insulators for overhead lines with a nominal voltage above 1 000 V – Ceramic or glass insulator units for AC systems – Characteristics of insulator units of the cap and pin type
IEC 60305 pdf – Insulators for overhead lines with a nominal voltage above 1 000 V – Ceramic or glass insulator units for AC systems – Characteristics of insulator units of the cap and pin type 1 Scope This International Standard applies to string insulator units of the cap and pin type withinsulating parts of ceramic material or glass，intended for...
IEC 60317-12 pdf – Specifications for particular types of winding wires – Part 12: Polyvinyl acetal enamelled round copper wire, class 120
IEC 60317-12 pdf – Specifications for particular types of winding wires – Part 12: Polyvinyl acetal enamelled round copper wire, class 120\1 Scope This part of lEC 60317 specifies the requirements of enamelled round copper winding wires ofclass 120 with a sole coating based on polyvinyl acetal or polyvinyl formal resin, which can be modified provided it retains the chemicalidentity...