EN 1891 Personal Protective Equipment for Preventing Falls from Height - Ropes with Low Elongation

The European standard “EN 1891 Personal protective equipment for preventing falls from height - Low-stretch ropes” applies to low-stretch, kernmantel-structured textile ropes with diameters between 8,5 mm and 16 mm and is designed for use in rope access, rescue operations, and caving, including all working positions and belaying.

This standard defines two types of low-stretch kernmantel ropes: A and B. It specifies the requirements, tests, marking, and information, including usage instructions, that must be provided by the manufacturer for the use of such low-stretch kernmantel ropes. Ropes that do not conform to this standard may also be suitable for the activities described above. Ropes used for protection during rope access, rescue, or any free climbing activity in caving must also consider other standards, such as EN 892. Dynamic mountaineering ropes can also be used for protection during rope access and taking working positions.

Ropes used in rope access, rescue, and caving are used in similar ways and therefore must possess the same properties. In rope access, they are used in conjunction with climbing, descending, and safety devices for the working position. In rescue, they are used to lower or raise casualties, and in caving, they serve as a means of climbing, descending, and horizontal movement. The required properties are low elongation during normal working procedures but the capacity to withstand forces resulting from a fall. Some energy absorption of these impact forces is also desirable, the amount usually being a compromise with acceptable elongation during normal working practice.

EN 1891 is a significant safety standard that outlines the requirements and test methods for low-elongation kernmantel ropes (static or low-elongation ropes). These ropes are widely used in working at height, rope access, industrial climbing, rescue operations, rope descent, and positioning systems where fall protection and controlled descent are critical.

This standard applies specifically to kernmantel construction textile ropes. These ropes feature a core and sheath design where the inner core provides most of the strength and the outer sheath protects it and improves wear/abrasion resistance. This standard categorizes such ropes into two main types:

• Type A: These ropes are designed for more demanding applications (providing higher minimum breaking strength and stricter performance criteria).
• Type B: These ropes are for less critical applications (they have slightly lower requirements).

Most professional-grade ropes on the market are certified as Type A because they offer better safety margins.

The EN 1891 standard ensures that ropes can safely carry loads, absorb limited energy in dynamic events, and maintain their integrity in real-world conditions. Key performance criteria include:

• Minimum tensile strength:
• Type A: Minimum 22 kN (without termination/node).
• Type B: At least 18 kN.

Many modern ropes significantly exceed these values ​​(typically 30 kN and above).

• Elongation (static elongation): Should not exceed 5% under a 150 kg load (most high-quality ropes reach 3-4%).
• Dynamic performance: Tested with a drop factor of 0,3 (simulating a small drop or shock load). To reduce the risk of injury to the user, the peak impact force should not exceed 6 kN.
• Other tests include knotability, abrasion resistance, sheath slippage, and post-conditioning behavior (wet, heat, etc.). In some cases, resistance to repeated falls or cyclical loading is tested. These tests simulate the behavior of the rope when used with descent devices, ascent devices, fall arrest devices, and backup systems commonly used in rope access and rescue operations.

Ropes certified according to the EN 1891 standard are marked with the CE symbol indicating compliance with the EU Personal Protective Equipment directive and usually have additional certifications such as the following:

• International Climbing and Mountaineering Federation (UIAA) (for climbing/rescue contexts)
• National Fire Protection Association, NFPA 1983 or NFPA 2500 (US technical/rescue use)

Rope access specialists, tree experts, wind turbine technicians, rescue teams, and industrial workers rely on ropes that comply with the EN 1891 standard because they provide the following:

• Low stretch for precise positioning and efficient pull-in/pull-out.
• High strength and durability.
• Compatibility with mechanical devices.

The EN 1891 standard arose primarily because working at height and rope access/rescue operations require ropes with very specific, predictable, and vital performance characteristics that differ significantly from those used in recreational climbing. Failure to comply with this standard could result in manufacturers producing ropes with inconsistent strength, elongation, durability, or compatibility with safety equipment, directly endangering workers' lives. The main reasons why this standard is considered important are as follows:

• Static and dynamic ropes serve fundamentally different purposes.
• Preventing falls from heights requires reliable personal protective equipment.
• The main safety risks addressed by the standard are (insufficient tensile strength, excessive elongation, high impact force under shock loads, poor knotting/shear slippage and abrasion, degradation from moisture, UV rays or chemicals).
• Sector and regulatory needs

In conclusion, the EN 1891 standard is a fundamental European standard ensuring that kernmantel ropes with low elongation properties are safe and reliable for fall prevention and working at height applications. The specific certificate (Type A / Type B) and its year on the product label should always be verified, as this demonstrates that the rope has undergone rigorous independent testing for life-safety use.

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 1891 standard.