GOST 33436.4-1-2015 PDF

Full title and description

GOST 33436.4-1-2015 — Electromagnetic compatibility of technical equipment. Systems and equipment of railway transport. Part 4-1. Devices and equipment of railway automatics and telemechanics. Requirements and testing methods. This interstate (GOST) standard sets EMC requirements and test methods for signalling, automation and telemechanics equipment used in railway systems.

Abstract

This standard specifies limits, performance criteria and standardized test methods to determine both immunity to external electromagnetic disturbances and limits on electromagnetic emissions for electrical and electronic devices used in railway automatics and telemechanics. It is intended to ensure reliable operation of signalling and telecommunication apparatus within the railway environment and to reduce the risk of harmful interference to and from such equipment.

General information

• Status: Active / in force.
• Publication date: Designation year 2015; introduced into force as national standard on 1 September 2016.
• Publisher: Adopted as a межгосударственный (interstate) standard and published for national application (implemented via national bodies including Rosstandart and member national bodies of MTC 524).
• ICS / categories: EMC / railway engineering — commonly classified under 33.100 and 45.020 (EMC; railway technology).
• Edition / version: GOST 33436.4-1-2015 (original GOST edition 2015, effective 01.09.2016).
• Number of pages: 20 pages (typical published PDF).

Scope

The standard applies to electrical and electronic devices and equipment of railway automatics and telemechanics (signalling and telecommunication apparatus) installed in fixed railway locations. It covers requirements and test methods for immunity to a range of electromagnetic disturbances (radiated and conducted fields, electrostatic discharge, fast transients/bursts, surge, etc.) and for limiting emitted disturbances so equipment does not cause harmful interference in the railway environment. The document corresponds to the international IEC product standard for signalling and telecommunications apparatus.

Key topics and requirements

• Defined immunity test types and levels for signalling and telemechanics equipment (radiated RF immunity, conducted immunity, electrostatic discharge, electrical fast transients/bursts, surge, voltage dips/interruption where applicable).
• Emission limits and measurement methods intended to prevent interference within the railway system and to outside systems.
• Test setups, measurement arrangements and performance criteria for pass/fail assessment of equipment under test.
• Classification of equipment/application zones within the railway environment to determine applicable test levels and coupling scenarios.
• Normative alignment with IEC 62236-4 (product standard for signalling and telecommunications apparatus) and reference to IEC/IEC 61000-4 series test techniques where relevant.

Typical use and users

Primary users include railway signalling and telecommunication equipment manufacturers, EMC test laboratories, system integrators, infrastructure owners/operators, design and verification engineers, and regulatory or conformity assessment bodies responsible for railway safety and EMC compliance. The standard is used during product design, type testing, procurement specifications and acceptance testing.

Related standards

Principal related standards and normative references typically include IEC 62236-4 (railway signalling and telecommunications EMC product standard, original correspondence), later editions of IEC 62236-4, EN/EN 50121 series (railway EMC family) and the IEC 61000-4 series (specific test methods: ESD, radiated immunity, EFT, surge, etc.). National and other GOST parts in the GOST 33436 family (for other railway EMC parts) are also related. Users should consult the normative reference clause of the standard for the complete list.

Keywords

EMC; electromagnetic compatibility; railway; signalling; telemechanics; telecommunication apparatus; immunity; emission; test methods; IEC 62236-4; GOST 33436.4-1-2015.

FAQ

Q: What is this standard?

A: It is GOST 33436.4-1-2015 — a product/interstate standard specifying electromagnetic compatibility requirements and test methods for devices and equipment of railway automatics and telemechanics (signalling and telecommunication apparatus).

Q: What does it cover?

A: It covers immunity test types and levels, emission limits, measurement and test arrangements, equipment classification in the railway environment, and performance criteria to assess EMC behavior of signalling/telemechanics equipment. Test methods align with established IEC techniques.

Q: Who typically uses it?

A: Manufacturers, EMC/test laboratories, railway system integrators, infrastructure operators, design/verification engineers and conformity assessment bodies working on railway signalling and telecommunication equipment.

Q: Is it current or superseded?

A: Public records show GOST 33436.4-1-2015 introduced into force 1 September 2016 and listed as active with amendments published (e.g., 2019 amendments). The standard corresponds to IEC 62236-4:2008; note that IEC later published a revised edition (IEC 62236-4:2018). Organisations should confirm the current national status (and any later national revisions or replacements) in official national standard catalogues before relying on it for conformity decisions.

Q: Is it part of a series?

A: Yes — it is one part of the railway EMC series (GOST 33436 / IEC 62236 family). Other parts address different railway applications (for example, other Part 4-x documents cover telecommunication equipment and related test methods). Consult the GOST/IEC 62236 family for related parts.

Q: What are the key keywords?

A: EMC; railway; signalling; telemechanics; emission; immunity; test methods; IEC 62236-4; GOST 33436.4-1-2015.