EN European Norm Tests Part 110
EN Standards are European Standards. These standards specify requirements for a particular item, material, component, system or service, or describe in detail a particular method or procedure, and tests are performed accordingly.

- EN 50121-3-2: 2015; Railway applications. Electromagnetic compatibility. Wheeled vehicle. apparatus
- EN 50122-1: 1998; Railway applications. Fixed installations. Protective provisions regarding electrical safety and grounding
- EN 50122-1 : 2011+A3 : 2016 ; Railway applications. Fixed installations. Electrical safety, grounding and return circuit. Protective provisions against electric shock
- EN 50122-2: 1999; Railway applications. Fixed installations. Protective provisions against the effects of leakage currents from DC traction systems
- EN 50122-2: 2010; Railway applications. Fixed installations. Electrical safety, grounding and return circuit. Provisions against the effects of leakage currents from DC traction systems
- EN 50122-3: 2010; Railway applications. Fixed installations. Electrical safety, grounding and return circuit. Interaction of AC and DC traction systems
- EN 50123-1: 1996; Railway applications. Fixed installations. DC switch. general
- EN 50123-2: 1996; Railway applications. Fixed installations. dc switch. DC circuit breakers
- EN 50123-3: 1996; Railway applications. Fixed installations. dc switch. Indoor dc disconnectors and load breakers
- EN 50123-4: 1999; Railway applications. Fixed installations. dc switch. Outdoor dc in-line switch-disconnectors, disconnectors and dc earthing switches
- EN 50123-5: 1999; Railway applications. Fixed installations. dc switch. Surge arresters and low voltage limiters for special use in DC systems
- EN 50123-6: 1999; Railway applications. Fixed installations. DC switch. DC switchgears
- EN 50123-7-2: 1999; Railway applications. Fixed installations. dc switch. Measuring, control and protection devices for special use in DC traction systems. Isolating current transducers and current measuring devices
- EN 50123-7-3: 1999; Railway applications. Fixed installations. dc switch. Measuring, control and protection devices for special use in DC traction systems. Insulation voltage transducers and other voltage measuring devices
- EN 50124-1 : 2001+A2 : 2005 ; Railway applications. Insulation coordination. Basic requirements. Clearances and leakage distances for all electrical and electronic equipment
- EN 50124-2: 2001; Railway applications. Insulation coordination. Overvoltages and related protection
- EN 50125-1: 1999; Railway applications. Environmental conditions for the equipment. Equipment in wagons on board
- EN 50125-1: 2014; Railway applications. Environmental conditions for the equipment. Railway vehicles and on-board equipment
- EN 50126-1: 1999; Railway applications. The specification and representation of reliability, availability, maintainability, and security (RAMS). Basic requirements and general process
- EN 50128: 2001; Railway applications. Communication, signaling and processing systems. Software for railway control and protection systems.
- EN 50128: 2011; Railway applications. Communication, signaling and processing systems. Software for railway control and protection systems.
- EN 50130-4: 1996; alarm systems. Electromagnetic compatibility. Product family standard: Immunity requirements for components of fire, burglar and social alarm systems
- EN 50130-4 : 2011+A1 : 2014 ; alarm systems. Electromagnetic compatibility. Product family standard: Immunity requirements for components of fire, intrusion, hold, CCTV, access control and social alarm systems
- EN 50130-5: 1999; alarm systems. Environmental testing methods
- EN 50130-5: 2011; alarm systems. Environmental testing methods
- EN 50131-1 : 1997 ; alarm systems. attack systems. General Requirements
- EN 50131-1 : 2006+A1 : 2009 ; alarm systems. Attack and hold systems. System requirements
- EN 50131-3: 2009; alarm systems. Attack and hold systems. control and indication equipment
- EN 50131-4: 2009; alarm systems. Attack and hold systems. warning devices
- EN 50131-6: 1998; alarm systems. attack systems. power supplies
- EN 50131-6 : 2008+A1 : 2014 ; alarm systems. Attack and hold systems. power supplies
- EN 50131-8: 2009; alarm systems. Attack and hold systems. Security fog device/systems
- EN 50131-10: 2014; alarm systems. Attack and hold systems. Application-specific requirements for a Supervised Site Transceiver (SPT)
- EN 50131-2-7-1 : 2012+A2 : 2016 ; alarm systems. Attack and hold systems. Intrusion detectors. Glass break detectors (acoustic)
- EN 50131-2-7-2 : 2012+A2 : 2016 ; alarm systems. Attack and hold systems. Intrusion detectors. Glass break detectors (passive)
- EN 50131-2-7-3 : 2012+A2 : 2016 ; alarm systems. Attack and hold systems. Intrusion detectors. Glass break detectors (active)
- EN 50131-2-2: 2008; alarm systems. Attack and hold systems. Intrusion detectors. Passive infrared detectors
- EN 50131-2-3: 2008; alarm systems. Attack and hold systems. Requirements for microwave detectors
- EN 50131-2-4: 2008; alarm systems. Attack and hold systems. Requirements for combined passive infrared and microwave detectors
- EN 50131-2-5 : 2008 ; alarm systems. Attack and hold systems. Requirements for combined passive infrared and ultrasonic detectors
- EN 50131-2-6: 2008; alarm systems. Attack and hold systems. Opening contacts (magnetic)
- EN 50131-2-8: 2016; alarm systems. Attack and hold systems. Intrusion detectors. shock detectors
- EN 50131-5-3 : 2005+A1 : 2008 ; alarm systems. attack systems. Requirements for interconnect equipment using radio frequency techniques
- EN 50132-1: 2010; alarm systems. CCTV surveillance systems for use in security applications. System requirements
- EN 50132-7: 1996; alarm systems. CCTV surveillance systems for use in security applications. Application guidelines
- EN 50132-7: 2012; alarm systems. CCTV surveillance systems for use in security applications. Application guidelines
- EN 50132-2-1: 1998; alarm systems. CCTV surveillance systems for use in security applications. black and white cameras
- EN 50132-5-1: 2011; alarm systems. CCTV surveillance systems for use in security applications. Video transmission. General video transmission performance requirements
- EN 50132-5-2: 2011; alarm systems. CCTV surveillance systems for use in security applications. IP Video Transmission Protocols
- EN 50132-5-3: 2012; alarm systems. CCTV surveillance systems for use in security applications. Video transmission. Analog and digital video transmission
- EN 50133-1: 1997; alarm systems. Access control systems for use in security applications. System requirements
- EN 50133-7: 1999; alarm systems. Access control systems for use in security applications. Application guidelines
- EN 50134-2: 2000; alarm systems. Social alarm systems. Trigger devices
- EN 50134-3: 2012; alarm systems. Social alarm systems. Local unit and controller
- EN 50134-5: 2004; alarm systems. Social alarm systems. Interconnections and communication
- EN 50134-7: 1996; alarm systems. Social alarm systems. Application guidelines
- EN 50136-1: 2012; alarm systems. Alarm transmission systems and equipment. General requirements for alarm transmission systems
- EN 50136-2: 2013; alarm systems. Alarm transmission systems and equipment. Requirements for a Supervised Site Transceiver (SPT)
- EN 50136-3: 2013; alarm systems. Alarm transmission systems and equipment. Requirements for a Receiving Center Transceiver (RCT)
- EN 50136-1-1 : 1998+A2 : 2008 ; alarm systems. Alarm transmission systems and equipment. General requirements for alarm transmission systems
- EN 50136-1-2: 1998; alarm systems. Alarm transmission systems and equipment. Requirements for systems using special alarm paths
- EN 50136-1-3: 1998; alarm systems. Alarm transmission systems and equipment. Requirements for systems with digital communicators using the public switched telephone network
- EN 50136-1-4: 1998; alarm systems. Alarm transmission systems and equipment. Requirements for systems with voice communicators using the public switched telephone network
- EN 50136-1-5: 2008; alarm systems. Alarm transmission systems and equipment. Packet switched network PSN requirements
- EN 50136-2-1: 1998; alarm systems. Alarm transmission systems and equipment. General requirements for alarm transmission equipment
- EN 50136-2-2: 1998; alarm systems. Alarm transmission systems and equipment. Equipment requirements used in systems using special alarm paths
- EN 50136-2-3: 1998; alarm systems. Alarm transmission systems and equipment. Requirements for equipment used in systems with digital communicators using the public switched telephone network
- EN 50136-2-4: 1998; alarm systems. Alarm transmission systems and equipment. Requirements for equipment used in systems with voice communication devices using the public switched telephone network
- EN 50143 : 1999 ; Cables for signs and installations with lighted discharge tubes operating from a rated no-load output voltage exceeding 1 kV but not exceeding 10 kV.
- EN 50143 : 2009 ; Cables for signs and light discharge tube installations operating from a rated no-load output voltage exceeding 1000 V but not exceeding 10000 V.
- EN 50144-1 : 1996 ; Safety of hand-held electric motor powered tools. General Requirements
- EN 50144-1 : 1999 ; Safety of hand-held electric motor powered tools. General Requirements
- EN 50144-2-1: 1996; Safety of hand-held electric motor powered tools. Special requirements for drills
- EN 50144-2-1: 2000; Safety of hand-held electric motor powered tools. Special requirements for drills
- EN 50144-2-2: 1996; Safety of hand-held electric motor powered tools. Special requirements for screwdrivers and impact wrenches
- EN 50144-2-2: 2000; Safety of hand-held electric motor powered tools. Special requirements for screwdrivers and impact wrenches
- EN 50144-2-4: 1996; Safety of hand-held electric motor powered tools. Special requirements for sanders
- EN 50144-2-4: 2000; Safety of hand-held electric motor powered tools. Special requirements for sanders
- EN 50144-2-5 : 1996 ; Safety of hand-held electric motor powered tools. Special requirements for circular saws and circular blades
- EN 50144-2-5 : 2000 ; Safety of hand-held electric motor powered tools. Special requirements for circular saws and circular blades
- EN 50144-2-6 : 1997 ; Safety of hand-held electric motor powered tools. Features for hammers
- EN 50144-2-6 : 2001 ; Safety of hand-held electric motor powered tools. Special requirements for hammers
- EN 50144-2-7: 1996; Safety of hand-held electric motor powered tools. Special requirements for spray guns
- EN 50144-2-7: 2001; Safety of hand-held electric motor powered tools. Special requirements for spray guns
- EN 50144-2-8: 1996; Safety of hand-held electric motor powered tools. Special requirements for sheet metal shears and cutters
- EN 50144-2-9: 1996; Safety of hand-held electric motor powered tools. Special requirements for tappers
- EN 50144-2-10 : 1996 ; Safety of hand-held electric motor powered tools. Special requirements for jigsaws
- EN 50144-2-11 : 1997 ; Safety of hand-held electric motor powered tools. Special requirements for saber saws and double-bladed reciprocating saws
- EN 50144-2-14 : 1997 ; Safety of hand-held electric motor powered tools. Features for planers
- EN 50144-2-15 : 1997 ; Safety of hand-held electric motor powered tools. Special requirements for hedge trimmers
- EN 50144-2-17 : 2000 ; Safety of hand-held electric motor powered tools. Special requirements for routers
- EN 50144-2-18 : 2000 ; Safety of hand-held electric motor powered tools. Special requirements for laminate trimmers
- EN 50147-1: 1997; Anechoic chambers. Shield attenuation measurement
- EN 50147-2: 1997; Anechoic chambers. Alternative test site suitability according to site weakening
- EN 50149: 2001; Railway applications. Fixed installations. Electric traction. Copper and copper alloy grooved contact wires.
- EN 50149: 2012; Railway applications. Fixed installations. Electric traction. Copper and copper alloy grooved contact wires.
- EN 50152-1 : 1999 ; Railway applications. Fixed installations. Special requirements for AC switchgear. Single-phase circuit breakers with $iU$dm above 1 kV
- EN 50152-1: 2007; Railway applications. Fixed installations. Special requirements for AC switchgear. Single-phase circuit breakers with Un above 1 kV
- EN 50152-1 : 2012+A1 : 2013 ; Railway applications. Fixed installations. Special requirements for alternating current switchgear. Circuit breakers with a rated voltage above 1 kV
- EN 50152-2 : 1999 ; Railway applications. Fixed installations. Special requirements for AC switchgear. Single-phase disconnectors, earthing switches and switches rated $iU$dm above 1 kV
Standards facilitate international trade by ensuring compatibility and interoperability of components, products and services. European Standards (ENs) are documents approved by three European Standardization Organizations (ESO), CEN, CENELEC or ETSI; Recognized as competent in the field of voluntary technical standardization for EU Regulation 1025/2012.