IEC 61754-24-2009 PDF

Full title and description

St IEC 61754-24-2009 — Fibre optic interconnecting devices and passive components — Fibre optic connector interfaces — Part 24: Type SC‑RJ connector family. This publication defines the mechanical interface dimensions, tolerances and interoperability rules for the SC‑RJ family of fibre‑optic connectors, including variants intended for silica glass, PCF and POF cables and options for mechanical and colour coding.

Abstract

IEC 61754‑24:2009 is an interface (dimensional) standard that specifies the physical form, key dimensions and tolerances required to ensure mating and mechanical interchangeability of SC‑RJ connectors, couplings and sockets. It provides manufacturers and test laboratories with drawings and dimensional requirements that support consistent production, mechanical compatibility and deployment of SC‑RJ connectors in data, telecom and industrial environments.

General information

• Status: Published — International Standard (active; stability date indicated to 2030).
• Publication date: 2009-09-30.
• Publisher: International Electrotechnical Commission (IEC).
• ICS / categories: 33.180.20 (Fibre optics).
• Edition / version: Edition 1.0 (2009).
• Number of pages: 56 (IEC base publication; adopted regional versions such as EN/DIN may have different pagination).

Key bibliographic facts (publication date, edition, ICS and page count) are taken from the IEC publication record for IEC 61754‑24:2009.

Scope

This part of IEC 61754 specifies the type SC‑RJ connector family: the external and mating interface dimensions, tolerances and mechanical features necessary to guarantee intermateability of identical connectors, adaptors and mounted sockets. It covers multiple mechanical versions used with silica, PCF and POF fibres, colour and mechanical coding and versions intended for use where the connector footprint must match common modular cutouts (for example housings that also accept RJ45). The document is intended to be used alongside optical‑interface and test‑procedure standards (for example the 61755 and 61300 series) when defining complete product or test specifications.

Key topics and requirements

• Dimensional drawings and tolerance tables for SC‑RJ plug, socket and coupling interfaces.
• Mechanical intermateability criteria to ensure that connectors from different manufacturers mate correctly.
• Specification of family variants for silica, PCF and POF fibre constructions and related mechanical/coding options.
• Guidance on mounting/footprint compatibility with common panel cutouts (enabling adoption in modular housings used for copper connectors).
• Reference to complementary standards for optical performance and environmental/test methods; separate amendment/parts exist to cover ruggedized/protected housings (e.g., SC‑RJ with IP65/IP67 protective housings).

Typical use and users

Primary users are connector and fibre‑optic equipment manufacturers, test laboratories, system integrators and specifiers in telecom/datacom and industrial automation. SC‑RJ is frequently specified where a compact optical connector that can be accommodated in modular housings (similar footprint to RJ45) is required — for example in industrial Ethernet and ruggedized communications equipment.

Related standards

IEC 61754‑24 is part of the IEC 61754 series (fibre‑optic connector interfaces) and is commonly used alongside: IEC 61755 (optical interfaces and ferrule polishing), IEC 61300 (basic test and measurement procedures) and other parts of the 61754 family (examples: parts covering MPO/MTP, LC, MT‑RJ, etc.). Regional/adopted versions (EN/DIN) exist for some markets.

Keywords

SC‑RJ, fibre optic connector, connector interface, intermateability, dimensional standard, IEC 61754, optical connector family, industrial Ethernet, SCRJ.

FAQ

Q: What is this standard?

A: IEC 61754‑24:2009 is an IEC interface standard that defines the mechanical/dimensional requirements for the Type SC‑RJ fibre‑optic connector family to ensure mechanical interchangeability and consistent mounting.

Q: What does it cover?

A: It covers the external and mating dimensions, tolerances and mechanical features for plugs, sockets and couplings of the SC‑RJ family, including variants for different fibre types and coding options; it does not itself specify optical performance tests (these are in complementary standards).

Q: Who typically uses it?

A: Connector manufacturers, test laboratories, system designers and specifiers in telecommunications, data communications and industrial automation where SC‑RJ connectors are deployed.

Q: Is it current or superseded?

A: IEC 61754‑24:2009 is the first edition published 30 September 2009; the IEC record lists the document with a stability date (through) 2030. Users should check national/regional adoptions or later amendments for market‑specific variations.

Q: Is it part of a series?

A: Yes — it is one part of the IEC 61754 series (fibre‑optic connector interfaces). Other parts in the series specify interfaces for other connector families and specialized variants.

Q: What are the key keywords?

A: SC‑RJ, connector interface, IEC 61754, dimensional standard, intermateability, fibre optic connector, SCRJ, industrial Ethernet.