Alarm systems - Electromagnetic compatibility and Environmental test methods EN 50131: Alarm systems - Intrusion and hold-up systems EN 50136: Alarm systems - Alarm transmission systems EN 50153: Railway applications - Rolling stock - Protective provisions relating to electrical hazards EN 50155: Railway applications - Electronic equipment used on rolling stock EN 50157: Domestic and Similar Electronic Equipment Interconnection Requirements (Part1 = AV.link) EN 50159: Railway applications - Communication, signaling and processing systems - Safety-related communication in transmission systems EN 50163: Railway applications - Supply voltages of traction systems EN 50178: Electronic equipment for use in power installations EN 50262: Metric cable glands EN 50267: Corrosive Gases EN 50272-1: Standards for Safety requirements for secondary batteries and battery installations - Part 1 General safety information EN 50272-2: Standards for Safety requirements for secondary batteries and battery installations - Part 2 Stationary batteries EN 50522: Earthing of power installations exceeding 1 kV a.c. EN 50308: Wind Turbines - Protective Measures - Requirements for design, operation and maintenance EN 50325: Industrial communications subsystem based on ISO 11898 (CAN) for controller-device interfaces EN 50412: Power line communication apparatus and systems used in low-voltage installations in the frequency range 1.6 MHz to 30 MHz EN 50436: Alcohol interlocks EN 50465: Gas appliances - Combined heat and power appliance of nominal heat input inferior or equal to 70 kW EN 50525: Low voltage energy cables; a merger of HD 21 and HD 22. EN 50571: Household and similar electrical appliances - Safety - Particular requirements for commercial electric washing machines EN 50581: documentation for the assessment of electrical and electronic products with respect to the RoHS EN 50600: Information technology - Data centre facilities and infrastructures EN 50632: Electric motor-operated tools - Dust measurement Procedure EN 50657: Railways Applications - Rolling stock applications - Software on Board Rolling Stock EN 55014: Electromagnetic compatibility — Requirements for household appliances, electric tools and similar apparatus EN 55022: Information technology equipment. Radio disturbance characteristics. EN 55024: Information technology equipment. Immunity characteristics. EN 55032: Electromagnetic Compatibility of Multimedia Equipment. Emission requirements. EN 55035: Electromagnetic Compatibility of Multimedia Equipment. Immunity requirements. EN 60000-69999 (CEN editions of IEC standards) EN 60065: Audio, Video and similar electronics apparatus - Safety requirements. EN 60950-1: Information technology equipment - Safety - Part1: General requirements EN 60950-21: Information technology equipment - Safety - Part21: Remote power feeding EN 60950-22: Information technology equipment - Safety -