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cd31

cd31, Total:6 items.

In the international standard classification, cd31 involves: Electrical equipment for working in special conditions, Linear and angular measurements, Information technology (IT) in general, Medical equipment.

International Electrotechnical Commission (IEC), cd31

IEC 31/1034/CD:2012 IEC/TS 60079-40, Ed. 1: Explosive atmospheres - Requirements for Process Sealing Between Flammable or Combustible Process Fluids and Electrical Systems
IEC 31G/221/CD:2012 IEC/TS 60079-39, Ed. 1: Explosive atmospheres - Part 39: Intrinsically Safe Systems with electronically controlled spark duration limitation
IEC 31G/229/CD:2013 IEC/TS 60079-39, Ed. 1: Explosive atmospheres - Part 39: Intrinsically Safe Systems with electronically controlled spark duration limitation

International Organization for Standardization (ISO), cd31

ISO/CD 16610-31 Geometrical product specifications (GPS) — Filtration — Part 31: Robust profile filters: Gaussian regression filters
ISO/IEC CD TS 22237-31 Information technology — Data centre facilities and infrastructures — Part 31: Key performance indicators for resilience
IEC/CD 80601-2-31:2012 Medical electrical equipment — Part 2-31: Particular requirements for the basic safety and essential performance of external cardiac pacemakers with internal power source