SIST IEC 60652:1995

Loading tests on overhead line structures

Applicable to testing of towers and structures of overhead lines for voltages above 45 kV. Codifies methods of tests.

Essais mécaniques des structures de lignes aériennes

Applicable aux essais de pylônes et structures des lignes aériennes pour tensions supérieures à 45 kV. Codifie les méthodes d'essai.

Preskusi obremenitev konstrukcij nadzemnih vodov

General Information

• Status: Withdrawn
• Publication Date: 31-Jul-1995
• Withdrawal Date: 19-Oct-2009
• ICS: 29.240.20 - Power transmission and distribution lines
• Technical Committee: NVV - Overhead lines and overhead electrical conductors
• Current Stage: 9900 - Withdrawal (Adopted Project)
• Start Date: 06-Oct-2009
• Due Date: 29-Oct-2009
• Completion Date: 20-Oct-2009
• Ref Project: IEC 60652 - Loading tests on overhead line structures

Relations

• Replaced By: SIST EN 60652:2005 - Loading tests on overhead line structures
• Effective Date: 01-Nov-2009

Overview

SIST IEC 60652:1995 is an international standard established by the International Electrotechnical Commission (IEC) that specifies the procedures for loading tests on overhead line structures, such as towers and supporting frameworks. This standard applies specifically to overhead lines with voltages above 45 kV, providing a clear methodology to evaluate the mechanical strength and reliability of power transmission structures under various load conditions.

The standard ensures consistent and safe design verification processes for electrical utilities and manufacturers, helping to maintain structural integrity and operational safety in power transmission and distribution networks.

Key Topics

• Scope and Applicability
  SIST IEC 60652:1995 focuses on overhead line towers and structures used in high-voltage electrical transmission systems – particularly those operating above 45 kV. It codifies how to conduct mechanical loading tests to assess their performance and durability.

• Testing Procedures
  The standard outlines standardized methods for applying mechanical loads simulating operational stresses such as wind pressure, ice accumulation, and conductor tension. These tests verify the structural capability to withstand extreme environmental conditions.

• Load Types and Conditions
  Includes criteria for static and dynamic loading tests, ensuring towers and support structures meet design requirements without failure or excessive deformation.

• Safety and Compliance
  SIST IEC 60652:1995 promotes safe testing environments and compliance with regulatory frameworks, reducing the risk of structural failure and enhancing grid reliability.

Applications

• Overhead Power Line Design Verification
  Engineers use SIST IEC 60652:1995 tests to validate design assumptions and confirm that towers will perform reliably under expected service conditions.

• Quality Control for Manufacturers
  Manufacturers implement these tests as part of quality assurance protocols to certify that new overhead line structures meet international performance standards.

• Infrastructure Maintenance and Assessment
  Utilities apply loading tests during maintenance cycles to assess aging structures, identify potential weaknesses, and prioritize repairs or replacements.

• Research and Development
  The standard provides a baseline for testing innovative materials and designs in overhead line construction, facilitating advances in power transmission technology.

Related Standards

• IEC 60826 – Design criteria for overhead lines, which complements mechanical testing by defining load calculation methods.
• IEC 61323 – Testing guidelines for overhead line conductors.
• IEC 61936-1 – Requirements for electrical installations exceeding 1 kV AC.
• ISO 9001 – Quality management systems, often integrated with SIST IEC 60652:1995 for comprehensive manufacturing control.

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By adhering to the SIST IEC 60652:1995 standard, stakeholders in the power transmission industry can ensure overhead line structures meet rigorous mechanical performance criteria - enhancing safety, durability, and reliability in high-voltage electrical networks. Keywords: overhead line loading tests, SIST IEC 60652:1995, high voltage line structure testing, mechanical loading, power transmission safety.

Standards Content (Sample)

SLOVENSKI STANDARD
01-avgust-1995
Preskusi obremenitev konstrukcij nadzemnih vodov
Loading tests on overhead line structures
Essais mécaniques des structures de lignes aériennes
Ta slovenski standard je istoveten z: IEC 60652
ICS:
29.240.20 Daljnovodi Power transmission and
distribution lines
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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