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IEC 17C/505/NP
PNW 17C-505: Guidance for the extension of validity of type tests
IEC 86B/1374/DC
Maintenance programme - call for comments/proposal for amendment/revision on publication coming up for review in 2000 (with validity date expiring 2001)
IEC 86B/1339/DC
Maintenance programme - call for comments/ proposals for amendment/revision on publications coming up for review in 2000 (With validity date expiring in 2000)
IEC/SC 17C/WG 31
IEC/TS 62271-312: Guidance for the extension of validity of type tests
IEC/SC 17C/MT 43
IEC TR 62271-307:2015 - Guidance for the extension of validity of type tests of AC metal-enclosed switchgear and controlgear for rated voltages above 1 kV and up to and including 52 kV
DIN IEC/TR 62271-307
High-voltage switchgear and controlgear - Part 307: Guidance for the extension of validity of type tests of AC metal and solid-insulation enclosed switchgear and controlgear for rated voltages above 1 kV and up to and including 52 kV (IEC TR 62271-307:2024)
prEN 12255-15 rev
Wastewater treatment plants - Part 15: Measurement of the oxygen transfer in clean water in aeration tanks of activated sludge plants
DIN EN 12255-15 rev
Wastewater treatment plants - Part 15: Measurement of the oxygen transfer in clean water in aeration tanks of activated sludge plants
DIN 18168-2
Ceiling linings and suspended ceilings with gypsum plasterboards - Part 2: Verification of the load-carrying capacity of metal sub-constructions and metal suspending rods
DIN EN ISO 15613
Specification and qualification of welding procedures for metallic materials - Qualification based on a pre-production welding test (ISO 15613:2025); German version EN ISO 15613:2025
