A collection of featured documents from our library that are popular among our users or otherwise noteworthy.
Electricity metering data exchange - The DLMS/COSEM suite - Part 8-6: High speed PLC ISO/IEC 12139-1 profile for neighbourhood networks
Electricity metering data exchange - The DLMS/COSEM suite - Part 8-8: Communication profile for ISO/IEC 14908 series networks
Electricity metering data exchange - The DLMS/COSEM suite - Part 9-7: Communication profile for TCP-UDP/IP networks
Electrical energy meters - Test equipment, techniques and procedures - Part 1: Stationary meter test units (MTUs)
Electrical energy meters - Test equipment, techniques and procedures - Part 3: Automatic meter testing system (AMTS)
Electricity metering equipment (AC) - Acceptance inspection - Part 11: General acceptance inspection methods
Electricity metering equipment (AC) - Acceptance inspection - Part 21: Particular requirements for electromechanical meters for active energy (classes 0,5, 1 and 2)
Electricity metering equipment (AC) - Acceptance inspection - Part 31: Particular requirements for static meters for active energy (classes 0,2 S, 0,5 S, 1 and 2)
Electricity metering equipment - Dependability - Part 31-1: Accelerated reliability testing - Elevated temperature and humidity
Electricity metering equipment - Dependability - Part 32-1: Durability - Testing of the stability of metrological characteristics by applying elevated temperature
Electricity metering equipment - Dependability - Part 41: Reliability prediction
Safety of machinery - Functional safety of safety-related control systems
Maritime navigation and radiocommunication equipment and systems - Track control systems - Operational and performance requirements, test methods and required test results
Power cables with extruded insulation and their accessories for rated voltages above 150 kV (Um = 170 kV) up to 500 kV (Um = 550 kV) - Test methods and requirements
Electrical insulating materials and systems - General method of evaluation of electrical endurance under repetitive voltage impulses
Broadcast digital video tape recorders - Ientification method for recording and/or reproduction error status
Helical-scan compressed digital video cassette system using 6,35 mm magnetic tape - Format D-7 - Part 1: VTR specifications
Helical-scan compressed digital video cassette system using 6,35 mm magnetic tape - Format D-7 - Part 2: Compression format
Helical-scan compressed digital video cassette system using 6,35 mm magnetic tape - Format D-7 - Part 3: Data stream format
Fibre optic interconnecting devices and passive components - Fibre optic WDM devices - Part 1: Generic specification
Audio/video, information and communication technology equipment - Environmentally conscious design
Fibre optic interconnecting devices and passive components - Fibre optic circulators - Generic specification
Sound signalling devices for household and similar purposes
Audio, video, and related equipment - Determination of power consumption - Part 2: Signals and media
Audio, video, and related equipment - Determination of power consumption - Part 3: Television sets