1. PD IEC/TR 60865-2:2015. Short-circuit currents - Calculation of effects Part 2: Examples of calculation

2. PD IEC/TR 60893-4:2014. Insulating materials - Industrial rigid laminated sheets based on thermosetting resins for electrical purposes Part 4: Typical values

3. PD IEC/TR 60909-2:2008. Short-circuit currents in three-phase a.c. systems - Part 2: Data of electrical equipment for short-circuit current calculations

4. PD IEC/TR 60919-1:2010 + A1:2013. Performance of high-voltage direct current (HVDC) systems with line-commutated converters Part 1: Steady-state conditions

5. PD IEC/TR 60919-2:2008 + A1:2015. Performance of high-voltage direct current (HVDC) systems with line-commutated converters - Part 2: Faults and switching

6. PD IEC/TR 60919-3:2009. Performance of high-voltage direct current (HVDC) systems with line-commutated converters - Part 3: Dynamic conditions

7. PD IEC/TR 61000-1-4:2005. Electromagnetic compatability (EMC) - Part 1-4: General - Historical rationale for the limitation of power-frequency conducted harmonic current emissions from equipment, in the frequency range up to 2 kHz

8. PD IEC/TR 61000-1-6:2012. Electromagnetic compatibility (EMC) Part 1-6: General - Guide to the assessment of measurement uncertainty

9. PD IEC/TR 61000-1-7:2016. Electromagnetic compatibility (EMC) Part 1-7: General - Power factor in single

10. PD IEC/TR 61000-2-14:2006. Electromagnetic compatibility (EMC) - Part 2-14: Environment - Overvoltages on public electricity distribution networks