Electronics Archive

Electronics Files

File size: 1.98 MB Download

Protective garments: Measurement of the charge decay time of esd-protective garments (NT ELEC 037)

NT ELEC 037

  • This document specifies a method for determination of the charge decay time for full garments and similar clothing intended as protection for ESD-sensitive components in electronics manufacturing.

File size: 1.91 MB Download

Fabrics and inhomogeneous materials: Measurement of a direct discharge from an esd protective material, such as an esd garment/fabric (NT ELEC 036)

NT ELEC 036

  • This document specifies a method that is suitable for determining the amount of charge and the peak current from a direct discharge from an ESD-protective garment or fabric, but also small insulators or inhomogeneous materials typically found on an EPA, which typically has a surface resistance of more than 1 kÙ.

File size: 170.00 KB Download

Environmental testing of alarm systems with wire-free radio interconnections (NT ELEC 035)

NT ELEC 035

  • This test method specifies the environmental tests for the transmitter and receiver forming part of a wire-free fire or intrusion alarm system which uses one of the three frequency bands dedicated for alarm systems in general in the frequency range of 868.600 MHz to 869.700 MHz.

File size: 100.74 KB Download

Machinery: Validation of safety principles in safety related parts of electronic systems (NT ELEC 034)

NT ELEC 034

  • This document describes the validation mehtods for evaluating the functional safety of complex electronic systems including microprocessor based controls.

File size: 213.80 KB Download

Programmable electrical medical sytems (PEMS): Evaluation of the functional safety of the programmable medical equipment (NT ELEC 032)

NT ELEC 032

  • This test method (more correctly assessment method) aims to evaluate the functional safety of medical devices incorporating programmable electronics.

File size: 116.85 KB Download

Programmable logic controller (plc): Validation of plc safety critical application software (NT ELEC 031)

NT ELEC 031

  • This Nordtest report provides a method for validation of PLC safety critical application software.

File size: 69.94 KB Download

Electronic equipment: Determination of the shielding efficiency of shielding elements using shielded non-absorbing test rooms (NT ELEC 030)

NT ELEC 030

  • The purpose of this test method is to verify the shielding efficiency of shielding elements in connection with EMC design of enclosures for electronic equipment and apparatus.

File size: 41.20 KB Download

Components and insulation materials in electronics: Determination of electric strength by partial discharge measurement (NT ELEC 029)

NT ELEC 029

  • The purpose of this test method is to verify the electrical strength of components and insulating materials in electronic equipment by partial discharge measurement.

File size: 57.55 KB Download

Voltmeters and ammeters for dc welding: Calibration and function testing (NT ELEC 028)

NT ELEC 028

  • This NORDTEST method describes procedures for calibration of voltmeters and ammeters which are to be used for measurements of voltage and current during direct current are welding. It also describes test procedures to verify the fitness of an instrument for measurements during direct current arc welding.

File size: 1.19 MB Download

Electronic components: Reliability stress screening (NT ELEC 027)

NT ELEC 027

  • By use of this method the reliability of an electronic equipment in the initial time of field operation is improved.

File size: 31.13 KB Download

Heat meters - temperature sensors: Evaluation (NT ELEC 026)

NT ELEC 026

  • This Nordtest method is designed to evaluate heat meters - temperature sensors for the purpose of pattern approval.

File size: 125.08 KB Download

Electrical equipment: Combined damp heat steady state and cold water spraying test method (NT ELEC 025)

NT ELEC 025

  • The aim of this NORDTEST method is to form a common basis for evaluation of electrical equipment intended for use and storage in rough climatic environments, i.e. where combinations of high temperature, high relative humidity and cleaning with cold water are present.

File size: 90.29 KB Download

Electronic equipment: Protection against electrostatic discharge (NT ELEC 024)

NT ELEC 024

  • Electrostatic charges and their discharges (ESD) are major threats to the life of electronics and mainly the semiconductors. This threat appears whenever an electrostatic discharge sensitive component, printed wiring board or assembly is handled, transported, stored, manufactured, tested etc.

File size: 175.99 KB Download

Electrotechnical and mechanical products: Tightness against water jets originating from high pressure cleaning processes (NT ELEC 023)

NT ELEC 023

  • The purpose of this test method is to verify the ability of covers and seals to retain components and equipment in good working order after, and when necessary, during high pressure cleaning processes.

File size: 59.81 KB Download

Personal gas monitors: Performance (NT ELEC 022)

NT ELEC 022

  • The aim of this Nordtest method is to form a basis for the evaluation of Personal Gas Monitors for safeguarding persons in underground locations, closed vessels, tunnels, mines, etc.

File size: 132.66 KB Download

Card frames, 19 in series: Classification for vibration and shock (NT ELEC 021)

NT ELEC 021

  • This method provides a basis for determination of the vibration and shock characteristics of standard DIN/IEC 19-inch circuit card frames (subracks).

File size: 21.93 KB Download

Psychrometers for test chambers: Calibration (NT ELEC 020)

NT ELEC 020

  • The method can be used for calibration of measuring psychrometers against a work standard or a work standard against a reference standard. If no work standard is used, the measuring psychrometers are all calibrated against a reference standard.

File size: 77.09 KB Download

Electronic equipment, supplementary, intended for installation in road vehicles: Electromagnetic compatibility (NT ELEC 019)

NT ELEC 019

  • When applied to electronic components, devices and systems, this test shows, that there exists an acceptable high probability of electromagnetic compatibility with the electromagnetic environment in ground vehicles like private cars, small trucks and comparable vehicles.

File size: 608.24 KB Download

Printed wiring assemblies: Reliability stress screening (NT ELEC 018)

NT ELEC 018

  • New electronic equipment in the first hundreds of hours of operation (the initial period) has a failure intensity that is typically 5-20 times as high as the steady state failure intensity during the period of operation.

File size: 67.19 KB Download

Social alarm systems: Type testing (NT ELEC 017)

NT ELEC 017

  • This part of the method specifies the test procedures for performing the type test of the system parts in the social alarm system.

File size: 917.71 KB Download

Electrical equipment: Environmental test procedures (NT ELEC 016g)

NT ELEC 016g

  • This document contains a collection of 71 environmental testprocedures.

    The procedures apply to climatic, mechanical, electrical or other environmental type tests, which are specified for equipment type products as part of the quality assurance.

File size: 383.01 KB Download

Electrical equipment: Environmental test procedures (NT ELEC 016a)

NT ELEC 016a

  • This document forms Amendment 1 to NT ELEC 016G, ELECTRICAL EQUIPMENT: ENVIRONMENTAL TEST PROCEDURES, Approved 1990-06, and shall only be used in connection with that document.

File size: 80.00 KB Download

Carbon monoxide toxic alarms: Performance (NT ELEC 015)

NT ELEC 015

  • The aim of this NORDTEST method is to form a common basis for evaluation and approval of carbon monoxide toxic alarms, hereafter called CO-toxic alarms.

File size: 162.02 KB Download

Radio control of cranes: Rc-equipment (NT ELEC 013)

NT ELEC 013

  • The aim of this NORDTEST method is to create a general method for testing and quality evaluation of radio-control (RC) systems used for remote control of cranes.

File size: 381.86 KB Download

Intrusion alarm systems, passive infrared detectors: Performance (NT ELEC 012)

NT ELEC 012

  • The aim of this NORDTEST method is to form a common basis for evaluation and approval of passive infrared detectors (PIRdetectors) for automatic intrusion alarm systems.

File size: 176.62 KB Download

Intrusion alarm systems, central equipment: Performance (NT ELEC 011)

NT ELEC 011

  • The aim of this NORDTEST method is to form a common basis for evaluation and approval of central equipment for automatic intrusion alarm systems.

File size: 225.30 KB Download

Electronic safety limit switch: Evaluation (NT ELEC 009)

NT ELEC 009

  • The test procedures covered by this method are primarily intended for electronic safety limit switches used in lifting and transporting machinery.

File size: 236.25 KB Download

Load moment limiter for mobile cranes: Evaluation (NT ELEC 007)

NT ELEC 007

  • The purpose of this NORDTEST method is to form a common basis for the testing and evaluation of a load moment limiter (LML) for use in mobile cranes.

File size: 122.54 KB Download

Smoke alarms: Performance (NT 004)

NT ELEC 004

  • The aim of this NORDTEST method is to form a common basis for evaluation and approval of smoke alarms.

File size: 134.96 KB Download

Gas alarms: Performance (NT ELEC 003)

NT ELEC 003

  • The aim of this NORDTEST method is to form a common basis for evaluation and approval of gas alarms.

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