A collection of featured documents from our library that are popular among our users or otherwise noteworthy.
High-voltage switchgear and controlgear - Part 213: Voltage detecting and indicating system
High-voltage switchgear and controlgear - Part 214: Internal arc classification for AC metal-enclosed pole-mounted switchgear and controlgear for rated voltages above 1 kV and up to and including 52 kV
High-voltage switchgear and controlgear - Part 215: Phase comparator used with VDIS
High-voltage switchgear and controlgear - Part 3: Digital interfaces based on IEC 61850
High-voltage switchgear and controlgear - Part 4: Handling procedures for gases for insulation and/or switching
Digital radio mondiale (DRM) - Part 2: Digital radio in the bands below 30 MHz - Methods of measurement for DRM transmitters
Methods of measurement for radio transmitters - Part 1: Performance characteristics of terrestrial digital television transmitters
Cable management systems - Cable ties for electrical installations
Single crystal wafers for surface acoustic wave (SAW) device applications - Specifications and measuring methods
Railway applications - Specification and demonstration of reliability, availability, maintainability and safety (RAMS) - Part 1: Generic RAMS process
Railway applications - Specification and demonstration of reliability, availability, maintainability and safety (RAMS) - Part 2: Systems approach to safety
Railway applications - Communication, signalling and processing systems - Software for railway control and protection systems
Fuel cell technologies - Part 2-100: Fuel cell modules - Safety
Fuel cell technologies - Part 3-100: Stationary fuel cell power systems - Safety
Fuel cell technologies - Part 3-200: Stationary fuel cell power systems - Performance test methods
Fuel cell technologies - Part 3-201: Stationary fuel cell power systems - Performance test methods for small fuel cell power systems
Fuel cell technologies - Part 3-202: Stationary fuel cell power systems - Performance test methods for small fuel cell power systems for multiple units operation
Fuel cell technologies - Part 3-300: Stationary fuel cell power systems - Installation
Fuel cell technologies - Part 3-400: Stationary fuel cell power systems - Small stationary fuel cell power system with combined heat and power output
Fuel cell technologies - Part 4-101: Fuel cell power systems for electrically powered industrial trucks - Safety
Fuel cell technologies - Part 4-102: Fuel cell power systems for electrically powered industrial trucks - Performance test methods
Fuel cell technologies - Part 4-202: Fuel cell power systems for propulsion and auxiliary power units - Unmanned aircrafts - Performance test methods
Fuel cell technologies - Part 4-600: Fuel cell power systems for propulsion other than road vehicles and auxiliary power units (APU) - Fuel cell/battery hybrid systems performance test methods for excavators
Fuel cell technologies - Part 5-100: Portable fuel cell power systems - Safety
Fuel cell technologies - Part 6-100: Micro fuel cell power systems - Safety