EN 1628 Anti-theft Resistance - Determination of Resistance under Static Loading

EN 1628 Anti-theft Resistance - Determination of Resistance under Static Loading

The European standard “EN 1628 Pedestrian doors, windows, curtain walls, railings and shutters - Burglary resistance - Test method for determining resistance under static loading” describes a test method for determining the resistance of pedestrian doors, windows, curtain walls, railings and shutters to static loading in order to evaluate their burglary resistance properties.

EN 1628 Anti-theft Resistance - Determination of Resistance under Static Loading

This method is applicable to the following opening functions: rotating, tilting, folding, rotating-tilting, top or bottom suspended, sliding (horizontal and vertical), hinged (horizontal and vertical), protruding and rolling, as well as non-opening structures.

It is generally accepted that the burglary resistance performance of building products has two aspects: resistance to normal stress and the ability to remain fixed to the building.

This test method does not evaluate the performance of the fastening to the building. The manufacturer's installation instructions provide guidance on how to fasten the product.

This standard, unlike EN 13241, does not apply to walls and roofs, as well as doors, passageways and barriers, designed to provide safe access for goods and tools that people access or use in industrial, commercial or residential areas.

It is important to protect structural elements that vehicles can access or pass through with appropriate measures such as barriers, extendable ramps, and the like.

The EN 1628 standard defines a test method used to determine the resistance of building components to static loads during attempted burglaries. This standard is widely used by manufacturers of security doors, windows, curtain walls, shutters, and security grilles to prove that their products can withstand forced entry attempts under controlled laboratory conditions.

The purpose of the EN 1628 standard is to determine how well a security product withstands static mechanical forces that might be applied by burglars attempting to break in. Unlike dynamic impact tests or manual assault tests, this standard evaluates resistance to slowly increasing static loads, simulating attempts such as those listed below:

  • Forcing the doors open
  • Don't force the window sashes
  • Separating the locks from the frames
  • Bending the railings
  • Deforming the shutters
  • Deforming the hinges
  • Opening curtain wall elements

This testing method helps determine whether the structure remains safe under continuous force.

The EN 1628 standard applies to:

  • Pedestrian doors
  • Security gates
  • Windows
  • Curtain walls
  • roller blinds
  • Security railings
  • Fixed glass systems

This standard covers products with an opening function, including:

  • Side hinged
  • Sliding
  • Doner Kebab
  • Folding
  • Inclined and rotating
  • Top-hinged
  • Bottom hinged
  • Sliding
  • Fixed (non-opening) structures

This standard does not apply to industrial or vehicle entry gates covered by other standards.

The EN 1628 standard is only one part of a complete burglary resistance assessment:

  • EN 1627 Burglary resistance classification
  • EN 1629 Dynamic impact test
  • EN 1630 Manual burglary test

A product typically passes all applicable tests before being assigned a durability class.

In principle, during testing, the sample is mounted as if it were to be mounted on a building. Then, a hydraulic or mechanical loading device applies force to predetermined weak points. Typical locations include:

  • Key area
  • Hinges
  • corners
  • The center of the glass
  • Frame links
  • Sliding mechanisms
  • Locking systems

The force is gradually increased until the required load is reached or the sample fractures. Different magnitudes of force are applied depending on the required strength class.

Typical loading directions are as follows:

  • Pull
  • Push
  • Spread
  • Compression
  • Frame separation
  • Key deformation

Higher resistance classes require significantly greater applied forces.

Typical equipment used in tests includes:

  • Hydraulic cylinders
  • Force converters
  • Steel loading pads
  • Reaction frameworks
  • Measuring devices
  • Displacement sensors
  • Rigid mounting frame

This equipment ensures the accurate and repeatable application of static charges.

Generally, EN 1628 standard testing follows these steps:

  • Sample examination.
  • Placement within a rigid test frame.
  • Identifying critical attack points.
  • Application of static load.
  • Holding the load for the specified period.
  • Observation of deformation.
  • Inspection to check for leaks or defects.
  • Recording the results.

The evaluation criteria are as follows:

  • The locks remain in place.
  • The hinges remain intact.
  • The frame remains attached.
  • The glass remains safe.
  • Permanent deformation is acceptable.
  • An opening large enough for entry is created.

A sample is accepted if it meets the requirements of its intended resistance class.

The EN 1628 standard supports the resistance classifications defined in the EN 1627 standard. Typical classifications include:

  • RC1 Basic protection against opportunistic attacks
  • RC2 Protection against simple hand tools
  • RC3 Higher resistance against experienced thieves.
  • RC4 Professional Anti-theft Protection
  • RC5 High security applications
  • RC6 Maximum burglar resistance

As the resistance class increases, the required static loads and overall performance become more demanding.

The EN 1628 standard is widely used in the following areas:

  • construction industry
  • commercial buildings
  • Homes
  • Banks
  • government agencies
  • Data centers
  • Müzeler
  • Retail of textiles
  • Airports
  • Critical infrastructure
  • Industrial plants

The EN 1628 standard offers manufacturers the following advantages:

  • Demonstrating product safety.
  • Where applicable, support for CE and European market requirements.
  • Improving product design
  • Verification of frame and hardware durability.
  • Increasing customer confidence
  • Meeting project safety specifications.

Building owners, on the other hand, benefit from better protection against forced entry.

The EN 1628 standard is frequently used in conjunction with the following standards:

  • EN 1627 Durability classification
  • EN 1629 Dynamic impact test
  • EN 1630 Manual anti-theft resistance
  • EN 356 Safety glass
  • EN 1303 Lock cylinders
  • EN 12209 Mechanical locks

Together, these standards provide a comprehensive assessment of physical safety performance.

During testing, engineers typically observe the following failure modes:

  • Lock malfunction
  • Frame deformation
  • Hinge deformation
  • The screw came out.
  • Glass displacement
  • Connector failure
  • Panel separation
  • Hardware failure

Identifying these weaknesses helps manufacturers improve future product designs.

The EN 1628 standard is important for the following reasons:

  • It provides a standardized method for evaluating resistance to theft under static loading.
  • It enables objective comparison of safety products among manufacturers.
  • It supports the assignment of resistance classes within the scope of the EN 1627 standard.
  • It helps architects, engineers, and specifiers select products that meet the required safety level.
  • It encourages continuous improvement in the design of doors, windows, shutters, and other building components intended to resist forced entry.

In conclusion, the EN 1628 standard is a crucial standard for evaluating the static load resistance of doors, windows, curtain walls, railings, and shutters against burglary attempts. It complements dynamic impact and manual attack tests to provide a comprehensive assessment of physical security. Compliance with the EN 1628 standard enables manufacturers to demonstrate the robustness of their products.

For many years, our organization, with its competent and experienced staff, has been understanding the needs of its clients, providing the advanced testing services they require, and assisting them in the establishment, implementation, and improvement of management systems. Within this framework, we also provide testing services in accordance with the EN 1628 standard.

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