ISO 19072-4:2019 PDF

Name: ISO 19072-4:2019 — Road vehicles — Connection interface for pyrotechnic devices, two-way and three-way connections — Part 4: Pyrotechnic device and harness connector assembly - type 2
SKU: ISO 19072-4:2019
Price: 25 EUR
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Road vehicles — Connection interface for pyrotechnic devices, two-way and three-way connections — Part 4: Pyrotechnic device and harness connector assembly - type 2

Название (английский):

ISO 19072-4:2019

Road vehicles — Connection interface for pyrotechnic devices, two-way and three-way connections — Part 4: Pyrotechnic device and harness connector assembly - type 2

Статус документа:: Действующий
Формат:: Электронный (PDF)
Количество страниц:: 12
Дата публикации:: 9 августа 2019 г.
Издание:: ISO IS 19072 edition 1 version 1
ICS:: 43.040.10

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Описание (английский):

This document defines the general minimum specifications of a type 2 two-way connection interface, linking the pyrotechnic device and harness connector built into a road vehicle.

Abstract

Похожие стандарты

Стандарты, упомянутые в описании

Overview

ISO 19072-4:2019 specifies the type 2 two-way connection interface between a pyrotechnic device (initiator/squib) and the vehicle wiring harness connector. It defines the minimum dimensional features, mechanical function and material characteristics required to ensure safe, interchangeable mating of pyrotechnic device connectors in road vehicles. The standard supports both two‑way and an optional three‑way (with ground) variant for electrostatic discharge (ESD) protection.

Key topics and technical requirements

Scope and purpose: Minimum specifications for a type 2 pyrotechnic device and harness connector assembly to enable cross‑supplier compatibility in road vehicles.

Dimensional features: Detailed interface dimensions for retainer, squib holder and coding/polarization keys (scoop‑proof design to avoid damage on improper mating).

Coding & polarization: Mechanical coding keys with assigned RAL colour codes to prevent mis‑mating; multiple coding versions are defined for two‑way/three‑way connectors.

Mechanical shorting clip (shunt): Design and functional dimensions for a metallic shorting clip used to short pyrotechnic contacts during handling/storage. Minimum shorting‑clip opening is verified at retainer level (Annex B) with a required check of at least 1.1 mm (see standard).

Materials & plating:

Contact coating to meet ISO 27874 requirements (coating class not less than 0.5) and porosity ≤ 2 pores/mm² per ISO 14647.
Retainer plastic modulus ≥ 4 500 MPa in accordance with ISO 178.
Three‑way ground contact plating: tin, thickness 2–5 μm (Annex A).

Referenced test & performance documents: ISO 19072-1 (pocket interface definition), ISO 19072-2 (test methods and general performance requirements), ISO 8092-2 and related material standards.

Applications and who uses it

ISO 19072-4:2019 is used by:

Automotive OEMs and suppliers of airbags, seatbelt pretensioners and other pyrotechnic safety devices.

Connector and harness manufacturers designing initiator-harness interfaces.

Vehicle safety system engineers and quality assurance teams ensuring interchangeability and safe handling.

Certification and compliance personnel referencing dimensional and material requirements for procurement and verification.

Practical benefits:

Ensures compatible mating across multiple suppliers.

Improves safety during assembly and service through standard shorting functions and ESD options.

Reduces risk of mis‑connection via mechanical coding and polarization.

Related standards

ISO 19072-1: Pocket interface definition

ISO 19072-2: Test methods and general performance requirements

ISO 8092-2: Connector definitions and test methods for vehicle wiring harnesses

ISO 27874, ISO 14647, ISO 178: material and coating test standards

Keywords: ISO 19072-4:2019, pyrotechnic device connector, harness connector assembly, shorting clip, road vehicles, initiator connector, ESD ground contact.

ISO 19072-4:2019 PDF

Abstract

Похожие стандарты

Overview

Key topics and technical requirements

Applications and who uses it

Related standards

Технические детали

SIST EN ISO 27874:2008

Metallic and other inorganic coatings - Electrodeposited gold and gold alloy coatings for electrical, electro…

SIST EN ISO 14647:2016

Metallic coatings - Determination of porosity in gold coatings on metal substrates - Nitric acid vapour test…

BS EN ISO 17892-2:2014

Geotechnical investigation and testing. Laboratory testing of soil. Determination of bulk density.

ISO 19072-1:2007

Road vehicles — Connection interface for pyrotechnic devices, two-way and three-way connections — Part 1: Poc…

ISO 19072-2:2007

Road vehicles — Connection interface for pyrotechnic devices, two-way and three-way connections — Part 2: Tes…

ISO 8092-2:2000

Road vehicles — Connections for on-board electrical wiring harnesses — Part 2: Definitions, test methods and…