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Overview EN 12666-1:2026 specifies requirements and definitions for solid-wall polyethylene (PE) pipes, fittings, and piping systems used in non-pressure underground drains and sewers for wastewater…
Overview EN 12693:2026 - "Refrigerating systems and heat pumps - Safety and environmental requirements - Positive displacement refrigerant compressors" is a European Standard developed by CEN. This s…
Overview SIST EN 12666-1:2026 specifies the requirements and definitions for polyethylene (PE) plastics piping systems used in non-pressure underground drains and sewers. The standard covers solid-wa…
Overview SIST EN 12693:2026 is the key European standard addressing the safety and environmental requirements for positive displacement refrigerant compressors used in stationary and mobile refrigera…
1 Scope This document specifies definitions and requirements for solid-wall pipes with or without internal skin and smooth internal and external surfaces extruded from the same compound throughout th…
1 Scope This document is applicable to positive displacement refrigerant compressors for stationary and mobile refrigerating systems and heat pumps, hereafter called compressors. It is applicable for…
1 Scope This European Standard applies to heating and cooling systems embedded into the enclosure surfaces of the room to be heated or to be cooled. This document deals with the use in practical engi…