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PD IEC/TR 61869-100:2017 Instrument transformers Guidance for application of current in power system protection
PD IEC/TR 61869-102:2014 Instrument transformers Ferroresonance oscillations in substations with inductive voltage
PD IEC/TR 61908:2004 The technology roadmap for industry data dictionary structure, utilization and implementation
PD IEC/TR 61912-1:2007 Low-voltage switchgear and controlgear. Overcurrent protective devices Application of short-circuit ratings
PD IEC/TR 61912-2:2009 Low-voltage switchgear and controlgear. Over-current protective devices Selectivity under over-current conditions
PD IEC/TR 61916:2017 Electrical accessories. Harmonization of general rules
PD IEC/TR 61946:2007 Mineral insulating oils. Characterization of paraffinic /naphthenic nature. Low temperature differential scanning calorimetry (DSC) test method
PD IEC/TR 61948-1:2016 Nuclear medicine instrumentation. Routine tests Gamma radiation counting system
PD IEC/TR 61948-3:2018 Nuclear medicine instrumentation. Routine tests Positron emission tomographs
PD IEC/TR 61948-3:2018 + Redline Tracked Changes. Nuclear medicine instrumentation. Routine tests Positron emission tomographs
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