BS EN 12102-1:2017 Air conditioners, liquid chilling packages, heat pumps, process chillers and dehumidifiers with electrically driven compressors – Determination of the sound power level Part 1: Air conditioners, liquid chilling packages, heat pumps for space heating and cooling, dehumidifiers and process chillers

Sound intensity
Reverberation rooms
Acoustic measurement
Testing conditions
Noise (environmental)
Compressors
Installation
Airborne noise
Dehumidifiers
Ventilation
Frequencies
Heat pumps
Space-heating systems
Designations
Air-conditioning equipment
Cooling
Air conditioners
Ventilation ductwork

Link: BS EN 12102-1:2017 Air conditioners, liquid chilling packages, heat pumps, process chillers and dehumidifiers with electrically driven compressors – Determination of the sound power level Part 1: Air conditioners, liquid chilling packages, heat pumps for space heating and cooling, dehumidifiers and process chillers
Source: BSI Standards

IEC 62677-3-102:2018 Heat-shrinkable low and medium voltage moulded shapes – Part 3: Specification for individual materials – Sheet 102: Heat-shrinkable, polyolefin, anti-tracking moulded shapes for medium voltage applications

Link: IEC 62677-3-102:2018 Heat-shrinkable low and medium voltage moulded shapes – Part 3: Specification for individual materials – Sheet 102: Heat-shrinkable, polyolefin, anti-tracking moulded shapes for medium voltage applications
Source: BSI Standards

BS EN 17098-2:2018 Plastics – Barrier films for agricultural and horticultural soil disinfection by fumigation – Part 2: Method for film permeability determination using a static technique

Static loads
Testing
Disinfecting equipment
Soils
Plastics

Link: BS EN 17098-2:2018 Plastics – Barrier films for agricultural and horticultural soil disinfection by fumigation – Part 2: Method for film permeability determination using a static technique
Source: BSI Standards

PD ISO/TR 21477:2017 Optics and photonics. Preparation of drawings for optical elements and systems. Surface imperfection specification and measurement systems

Optics
Technical drawing
Dimensional tolerances
Optical measurement
Acceptance (approval)
Visual inspection (testing)
Optical instruments
Defects
Surface defects
Graphic representation
Drawings
Testing conditions
Grades (quality)
Engineering drawings

Link: PD ISO/TR 21477:2017 Optics and photonics. Preparation of drawings for optical elements and systems. Surface imperfection specification and measurement systems
Source: BSI Standards