Projects of NA 022

IEC 15/606/CDV 2010-01-08 IEC 60893-3-1 Ed. 3.0: Insulating materials - Industrial rigid laminated sheets based on thermosetting resins for electrical purposes - Part 3-1: Specifications for individual materials - Types of industrial rigid laminated sheets More  Comment 
IEC 17B/1733/CDV 2010-01-08 IEC 60947-5-2 Amend 1 Ed.3: Low-voltage switchgear and controlgear - Part 5-2: Control circuit devices and switching elements - Proximity switches More  Comment 
IEC 15/607/CDV 2010-01-08 IEC 61212-3-1 Ed. 3.0: Insulating materials - Industrial rigid round laminated tubes and rods based on thermosetting resins for electrical purposes - Part 3: Specifications for individual materials - Sheet 1: Round laminated rolled tubes More  Comment 
IEC 15/555/CD 2010-01-08 IEC 61212-3-2 Ed. 3.0: Insulating materials - Industrial rigid round laminated tubes and rods based on thermosetting resins for electrical purposes - Part 3: Specifications for individual materials - Sheet 2: Round laminated moulded tubes More  Comment 
IEC 91/946/CDV 2010-01-08 IEC 61249-2-27 Ed.1: Materials for printed boards and other interconnecting structures - Part 2-27: Reinforced base materials clad and unclad - Bismaleimide/triazine modified withnon-halogenated epoxide woven glass laminate sheets of defined flammability (vertical burning test), copper-clad More  Comment 
IEC 86B/3056/CD 2010-01-08 IEC 61753-087-6 Ed. 1.0: Fibre optic interconnecting devices and passive components - Performance standard - Part 087-6: Non-connectorised single-mode bidirectional 1310 nm upstream and 1490 nm downstream WWDM devices for category O - Uncontrolled environment More  Comment 
IEC 86B/3124/CD 2010-01-08 IEC 61753-089-2 Ed. 1.0: Fibre optic interconnecting devices and passive components - Performance standard - Part 089-2: Non-connectorised single-mode bidirectional OTDR monitoring WWDM devices for category C - controlled environment More  Comment 
IEC 90/240/CDV 2010-01-08 IEC 61788-11 Ed.2: Superconductivity - Part 11: Residual resistance ratio measurement - Residual resistance ratio of Nb3Sn composite superconductors More  Comment 
IEC 90/238/CDV 2010-01-08 IEC 61788-4 ED.3: Superconductivity - Part 4: Residual resistance ratio measurement - Residual resistance ratio of Nb-Ti composite superconductors More  Comment 
IEC 115/12A/NP 2010-01-08 Comments received on document 115/12/NP: IEC 62344 Ed.1: General guidelines for the design of ground electrodes for high-voltage direct current (HVDC) links More  Comment 

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