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Graphical symbols for electrical equipment in medical practice. Original standard PD IEC TR 60878-2022 in PDF full version. Additional info + preview on request

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Insulating materials - Industrial rigid laminated sheets based on thermosetting resins for electrical purposes Part 4: Typical values. Original standard PD IEC TR 60893-4-2014 in PDF full version. Additional info + preview on request

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Performance of high-voltage direct current (HVDC) systems with line-commutated converters Part 1: Steady-state conditions. Original standard PD IEC TR 60919-1-2010 + A1-2013 in PDF full version. Additional info + preview on request

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Original standard PD IEC TR 60919-2-2008 + A1-2015 in PDF full version. Additional info + preview on request

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Performance of high-voltage direct current (HVDC) systems with line-commutated converters - Part 3: Dynamic conditions. Original standard PD IEC TR 60919-3-2009 + A1-2016 in PDF full version. Additional info + preview on request

Document status: Active

Electromagnetic compatibility (EMC) - General - Historical rationale for the limitation of power-frequency conducted harmonic current emmissions from equipment, in the frequency range up to 2 kHz. Original standard PD IEC TR 61000-1-4-2005 in PDF full version. Additional info + preview on request

Document status: Withdrawn