A collection of featured documents from our library that are popular among our users or otherwise noteworthy.
Electrical insulating materials - Determination of the effects of ionizing radiation - Part 4: Classification system for service in radiation environments
Electrical insulating materials - Determination of the effects of ionizing radiation - Part 5: Procedures for assessment of ageing in service
Guidelines for commissioning and operation of hydraulic turbines, pump-turbines and storage pumps
Controllers with analogue signals for use in industrial-process control systems - Part 1: Methods of evaluating the performance
Controllers with analogue signals for use in industrial-process control systems - Part 2: Guidance for inspection and routine testing
High-voltage fuses for the external protection of shunt capacitors
Specification for cellulosic papers for electrical purposes. Part 1: Definitions and general requirements
Cellulosic papers for electrical purposes - Part 2: Methods of test
Specification for cellulosic papers for electrical purposes. Part 3: Specifications for individual materials. Sheet 1: General purpose electrical paper
Specification for cellulosic papers for electrical purposes. Part 3: Specifications for individual materials. Sheet 2: Capacitor paper
Specification for cellulosic papers for electrical purposes. Part 3: Specifications for individual materials. Sheet 3: CrOpe paper
Specification for cellulosic papers for electrical purposes. Part 3: Specifications for individual materials. Sheet 4: Electrolytic capacitor paper
Specification for cellulosic papers for electrical purposes. Part 3: Specifications for individual materials. Sheet 5: Special papers
Gyromagnetic materials intended for application at microwave frequencies - Measuring methods for properties
Type C helical video tape recorders
Definitions and terminology of brush-holders for electrical machines
Measurement of incidental ionizing radiation from electronic tubes
D.C. bridges for measuring resistance
Underwater acoustics - Hydrophones - Calibration of hydrophones - Part 1: Procedures for free-field calibration of hydrophones
Underwater acoustics - Hydrophones - Calibration of hydrophones - Part 2: Procedures for low frequency pressure calibration
Oil-filled electrical equipment - Sampling of free gases and analysis of free and dissolved gases in mineral oils and other insulating liquids - Guidance
Nuclear power plants - Instrumentation important to safety - In-core instrumentation for neutron fluence rate (flux) measurements in power reactors
Electrical supply track systems for luminaires
Medical electrical equipment - Dose area product meters
High fidelity audio equipment and systems: Minimum performance requirements. Part 1: General