1. PD IEC/TR 62627-03-03:2013. Fibre optic interconnecting devices and passive components Part 03-03: Reliability - Report on high-power reliability for metal-doped optical fibre plug- style optical attenuators

2. PD IEC/TR 62627-03-04:2013. Fibre optic interconnecting devices and passive components Part 03-04: Reliability - Guideline for high power reliability of passive optical components

3. PD IEC/TR 62627-04:2012. Fibre optic interconnecting devices and passive components Part 04: Example of uncertainty calculation Measurement of the attenuation of an optical connector

4. PD IEC/TR 62627-05:2013. Fibre optic interconnecting devices and passive components Part 05: investigation on impact of contamination and scratches on optical performance of single-mode (SM) and multimode (MM) connectors

5. PD IEC/TR 62627-08:2016. Fibre optic interconnecting devices and passive components Part 08: Study of optical power blocking measurement methods for adaptors with an optical power blocking shutter

6. PD IEC/TR 62632:2013. Nanoscale electrical contacts and interconnects

7. PD IEC/TR 62655:2013. Tutorial and application guide for high-voltage fuses

8. PD IEC/TR 62681:2014. Electromagnetic performance of high voltage direct current (HVDC) overhead transmission lines

9. PD IEC/TR 62690:2014. Hydrogen effects in optical fibre cables - Guidelines

10. PD IEC/TR 62691:2016. Optical fibre cables - Guidelines to the installation of optical fibre cables