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IEC 60034-15:1995 pdf free download IEC 60034-15:1995 pdf free download.Rotating electrical machines 5.1.1 General These tests are carried out as an indirect proof as explained in A.3.2 of annex A. The test coils shall be

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IEC 62368-3:2017 pdf free download IEC 62368-3:2017 pdf free download.Audio/video, information and communication technology equipment 6.3.1.1.3 Limits under single fault conditions Under single fault conditions (see Clause B.4 of IEC 62368-1 :201 4) within a

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IEC 60227-2:2003 pdf free download IEC 60227-2:2003 pdf free download.Polyvinyl chloride insulated cables of rated voltages up to and including 450/750 V 3.1.2 Apparatus This test shall be carried out by means of the apparatus

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IEC 60898-2:2003 pdf free download IEC 60898-2:2003 pdf free download.Circuit-breakers for overcurrent protection for household and similar installations 8.8 Performance at short-circuit currents Replacement of the third paragraph: It is required that circuit-breakers be able

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IEC 60870-4:1990 pdf free download IEC 60870-4:1990 pdf free download.Telecontrol equipment and systems 3.4 Security The security of a telecontrol system can be defined as its ability to avoid placing the controlled system in a

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IEC 61439-2:2009 pdf free download IEC 61439-2:2009 pdf free download.Low-voltage switchgear and controlgear assemblies 8.5.2.1 01 General The removable and withdrawable parts shall be so constructed that their electrical equipment can be safely isolated from

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