CEN CENELEC - Page 1206/1255

• Norma Técnica ENV 41801-8

  Title: Information systems interconnection; relaying the connectionless-mode network service; part 8: profile RA51.1111 (M-IT-02 R/22 over PSDN leased line)
  Entity: CEN CENELEC
  Subject: Network layer

• Norma Técnica ENV 41801-9

  Title: Information systems interconnection; relaying the connectionless-mode network service; part 9: profile RA51.1121 (M-IT-02 R/22 over digital data circuit/CSDN leased line)
  Entity: CEN CENELEC
  Subject: Network layer

• Norma Técnica ENV 41802-1

  Title: Information systems interconnection; X.25 protocol relaying; part 1: general overview and subnetwork independent requirements
  Entity: CEN CENELEC
  Subject: Network layer

• Norma Técnica ENV 41802-2

  Title: Information systems interconnection; X.25 protocol relaying; part 2: LAN subnetwork dependent media independent requirements
  Entity: CEN CENELEC
  Subject: Network layer

• Norma Técnica ENV 41802-3

  Title: Information systems interconnection; X.25 protocol relaying; part 3: ISO 8802-3 CSMA/CD subnetwork dependent media dependent requirements
  Entity: CEN CENELEC
  Subject: Network layer

• Norma Técnica ENV 41802-4

  Title: Information systems interconnection; X.25 protocol relaying; part 4: PSDN subnetwork dependent media dependent requirements for virtual calls over a permanent access
  Entity: CEN CENELEC
  Subject: Network layer

• Norma Técnica ENV 41802-5

  Title: Information systems interconnection; X.25 protocol relaying; part 5: profile RC51.1111 (M-IT-02 R/32 over PSTN leased line)
  Entity: CEN CENELEC
  Subject: Network layer

• Norma Técnica ENV 41802-6

  Title: Information systems interconnection; X.25 protocol relaying; part 6: profile RC51.1121 (M-IT-02 R/32 over digital data circuit/CSDN leased line)
  Entity: CEN CENELEC
  Subject: Network layer

• Norma Técnica ENV 41901

  Title: Information technology - Functional standard for profiles Y/11 and Y/12 - Character mode terminals on PAD - X.29 over X.25, and X.28 (PSDN character mode access)
  Entity: CEN CENELEC
  Subject: IT terminal and other peripheral equipment

• Norma Técnica ENV 459-1

  Title: Building lime - Part 1: Definitions, specifications and conformity criteria
  Entity: CEN CENELEC
  Subject: Cement. Gypsum. Lime. Mortar

• Norma Técnica ENV 500-6

  Title: Mobile road construction machinery - Safety - Part 6: Specific requirements for paver-finishers
  Entity: CEN CENELEC
  Subject: Road construction

• Norma Técnica ENV 50091-3

  Title: Uninterruptible Power Systems (UPS) - Part 3: Performance requirements and test methods
  Entity: CEN CENELEC
  Subject: Rectifiers. Converters. Stabilized power supply

• Norma Técnica ENV 50121-1

  Title: Railway applications - Electromagnetic compatibility - Part 1: General
  Entity: CEN CENELEC
  Subject: Electromagnetic compatibility (EMC) in general

• Norma Técnica ENV 50121-2

  Title: Railway applications - Electromagnetic compatibility - Part 2: Emission of the whole railway system to the outside world
  Entity: CEN CENELEC
  Subject: Emission

• Norma Técnica ENV 50121-3-1

  Title: Railway applications - Electromagnetic compatibility - Part 3-1: Rolling stock - Train and complete vehicle
  Entity: CEN CENELEC
  Subject: Emission

• Norma Técnica ENV 50121-3-2

  Title: Railway applications - Electromagnetic compatibility - Part 3-2: Rolling stock - Apparatus
  Entity: CEN CENELEC
  Subject: Emission

• Norma Técnica ENV 50121-4

  Title: Railway applications - Electromagnetic compatibility - Part 4: Emission and immunity of the signalling and telecommunications apparatus
  Entity: CEN CENELEC
  Subject: Electromagnetic compatibility (EMC) in general

• Norma Técnica ENV 50121-5

  Title: Railway applications - Electromagnetic compatibility - Part 5: Fixed power supply installations
  Entity: CEN CENELEC
  Subject: Electromagnetic compatibility (EMC) in general

• Norma Técnica ENV 50123-7-1

  Title: Railway applications - Fixed installations - D.C. switchgear - Part 7: Measurement, control and protection devices for specific use in d.c. traction systems - Section 1: Application guide
  Entity: CEN CENELEC
  Subject: Electric traction equipment

• Norma Técnica ENV 50129

  Title: Railway applications - Safety related electronic systems for signalling
  Entity: CEN CENELEC
  Subject: Construction of railways

• Norma Técnica ENV 50131-1

  Title: Alarm systems - Intrusion systems - Part 1: General requirements
  Entity: CEN CENELEC
  Subject: Protection against crime

• Norma Técnica ENV 50140

  Title: Electromagnetic compatibility; basic immunity standard; radiated, radio-frequency electromagnetic field; immunity test
  Entity: CEN CENELEC
  Subject: Immunity

• Norma Técnica ENV 50141

  Title: Electromagnetic compatibility; basic immunity standard; conducted disturbances induced by radio-frequency fields; immunity test
  Entity: CEN CENELEC
  Subject: Immunity

• Norma Técnica ENV 50142

  Title: Electromagnetic compatibility - Basic immunity standard - Surge immunity tests
  Entity: CEN CENELEC
  Subject: Electromagnetic compatibility (EMC) in general

• Norma Técnica ENV 50152-3-1

  Title: Railway applications - Fixed installations - Particular requirements for a.c. switchgear - Part 3: Measurement, control and protection devices for specific use in a.c. traction systems - Section 1: Application guide
  Entity: CEN CENELEC
  Subject: Electric traction equipment

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