NA 022

DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE

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Projects of NA 022

Number: 7,946

DIN EN IEC 61810-7-8 2021-10-22 All-or-nothing electrical relays - Tests and Measurements - Part 7-8: Timing More  Comment 
DIN IEC/TR 62001-1 2021-10-22 High-voltage direct current (HVDC) systems - Guidance to the specification and design evaluation of AC filters - Part 1: Overview More  Comment 
DIN EN 60904-5/A1 2021-10-22 Photovoltaic devices - Part 5: Determination of the equivalent cell temperature (ECT) of photovoltaic (PV) devices by the open-circuit voltage method More  Comment 
DIN EN ISO 20785-3 rev 2021-10-21 Dosimetry for exposures to cosmic radiation in civilian aircraft - Part 3: Measurements at aviation altitudes More  Comment 
DIN EN 50525-1/A1 2021-10-21 Electric cables - Low voltage energy cables of rated voltages up to and including 450/750 V (U0/U) - Part 1: General requirements More  Comment 
DIN IEC/IEEE 60255-118-1 2021-10-21 Measuring relays and protection equipment - Part 118-1: Synchrophasor for power systems - Measurements More  Comment 
DIN EN IEC 61591 2021-10-20 Cooking fume extractors - Methods for measuring performance (IEC 59K/342/CD:2021) More  Comment 
DIN EN IEC 61810-7-44 2021-10-20 All-or-nothing electrical relays - Tests and Measurements - Part 7-44: Salt mist More  Comment 
DIN ISO 18589-2 2021-10-20 Measurement of radioactivity in the environment - Soil - Part 2: Guidance for the selection of the sampling strategy, sampling and pre-treatment of samples (ISO/DIS 18589-2:2021) More  Comment 
DIN EN IEC 61810-7-46 2021-10-20 All-or-nothing electrical relays Tests and Measurements - Part 7-46: Surge withstand test More  Comment 

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