A collection of featured documents from our library that are popular among our users or otherwise noteworthy.
Transmitting and receiving equipment for radiocommunication - Frequency response of optical-to-electric conversion device in high-frequency radio-over-fibre systems - Part 3: Measurement method of non-linear response of optical-to-electric converter
Method for measuring photovoltaic (PV) glass - Part 1: Measurement of total haze and spectral distribution of haze
Method for measuring photovoltaic (PV) glass - Part 2: Measurement of transmittance and reflectance
Hybrid telecommunication cables - Part 1: Generic specification
Hybrid communication cables - Part 2: Indoor hybrid cables - Sectional specification
Hybrid telecommunication cables - Part 3: Outdoor hybrid cables - Sectional specification
Hybrid communication cables - Part 3-10: Outdoor hybrid cables - Family specification for FTTA hybrid communication cables
Nuclear power plants - Instrumentation and control systems important to safety - Design and qualification of isolation devices
Cylindrical cavity method to measure the complex permittivity of low-loss dielectric rods
AC and/or DC-supplied electronic controlgear for discharge lamps (excluding fluorescent lamps) - Performance requirements for low frequency square wave operation
Low resistance measurements Methods and guidance
Lithium ion capacitors for use in electric and electronic equipment - Test methods for electrical characteristics
Photovoltaic systems - Design qualification of solar trackers
Live working - Eye, face and head protectors against the effects of electric arc - Performance requirements and test methods
Building intercom systems - Part 1-1: System requirements - General
Building intercom systems - Part 1-2: System requirements - Building intercom systems using the Internet protocol (IP)
Building intercom systems - Part 2: Requirements for advanced security building intercom systems (ASBIS)
Building intercom systems - Part 3-1: Application guidelines - General
Building intercom systems - Part 3-2: Application guidelines - Advanced security building intercom systems (ASBIS)
Electric cables - Halogen-free, low smoke, thermoplastic insulated and sheathed cables of rated voltages up to and including 450/750 V - Part 1: General requirements
Electric cables - Halogen-free, low smoke, thermoplastic insulated and sheathed cables of rated voltages up to and including 450/750 V - Part 3: Flexible cables (cords)
Electric welding equipment - Assessment of restrictions related to human exposure to electromagnetic fields (0 Hz to 300 GHz) - Part 1: Product family standard
Electric welding equipment - Assessment of restrictions related to human exposure to electromagnetic fields (0 Hz to 300 GHz) - Part 2: Arc welding equipment
Electric welding equipment - Assessment of restrictions related to human exposure to electromagnetic fields (0 Hz to 300 Hz) - Part 3: Resistance welding equipment
Thyristor valves for thyristor controlled series capacitors (TCSC) - Electrical testing