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DIN 50451-9
Testing of materials for semiconductor technology - Determination of traces of elements in liquids - Part 9: Determination of XX elements in hydrogen peroxide by ICP-MS
IEC 2/1392/NP
Future IEC 60034-XX: ROTATING ELECTRICAL MACHINES - Part XX: Efficiency classes of single-speed three-phase cage induction motors
IEC 14/644/NP
Future IEC 60076-XX: Power transformers - Part XX: Energy efficiency for distribution transformers
IEC 17B/DE2/NP
Low-voltage switchgear and controlgear - Part xx: Built-in thermal protection for rotating electrical machines, Control Units
IEC 20/822/NP
IEC 60331-XX, Ed 1.0, Tests for electric cables under fire conditions - Circuit integrity - Part XX: Apparatus, Procedure and Requirements - Fire with shock at a temperature of at least 830 °C for cables tested in a metal enclosure
IEC 31/628/NP
Future IEC 60079-XX Explosive atmospheres. Part XX: Equipment process sealing
IEC 31/725A/NP
Future IEC 60079-XX Ed. 1.0: Explosive atmospheres -Part xx: Equipment protection by special protection '
IEC 31D/23/NP
Electrical apparatus for explosive atmospheres - Part XX: Transportable ventilated rooms
IEC 46/114/NP
Communication cables - Part XX: Common design rules and construction - General
IEC 46/115/NP
Communication cables - Part XX: Common design rules and construction - PVC insulation compounds
