20.99 May 8, 2026
CD Aug 31, 2026
IEC
TC 5
International Standard
PROJECT
IEC 60953-5 ED1
20.99
WD approved for registration as CD
May 8, 2026
Rules for steam turbine thermal acceptance tests - Part5 steam turbines in combined heat and power (CHP) / district heating (DH) cycles
10.99 New project approved