UNI Dicht TRI – EMC shielding with a system. And with unbeatable variety.
When EMC safety meets individual requirements, a solution is needed that adapts flexibly to any application – without compromising on quality or performance. This is precisely why the UNI Dicht TRI was developed: as an EMC cable gland that can be configured in a variety of ways thanks to the PFLITSCH modular system.
Whether mechanically protected, strain-relieved, flexibly routed or extremely robust – every variant is based on the same technical principle, yet can be precisely adapted to the specific application. The central element is always the TRI spring, which ensures defined and reliable 360° shield contacting (method).
The UNI Dicht TRI thus enables customised EMC solutions for a wide range of industries, environments and requirements – with a variety of variants that is unique in this system on the market.
documentCreationDateTime: 2024-05-08
fileUploadDateTime: 2025-11-05
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Your advantages
Consistent EMC performance thanks to the TRI spring
A huge range of options thanks to the modular system
Mechanically adjustable to suit any installation situation
Industry-optimised solutions
High availability and OEM quality
Future-proof thanks to series extensions and modular combinability
The UNI Dicht TRI variants at a glance – one solution, many possibilities
The following variants illustrate the main possible combinations of the UNI Dicht TRI, as well as their technical properties and typical areas of application. The reference to specific industries primarily describes the fields of application in which these variants are currently used most frequently. However, they are generally suitable for a wide range of other applications and industries.
1. Standard – optimally designed for every application
The standard version is the all-rounder of the TRI series – compact, powerful and ideal for all kinds of EMC-critical applications.
- Industry focus: Measurement technology, telecommunications, mechanical engineering
- Key feature: Optimal basis for universal applications
Technical specifications:
- Connection thread: M12–M50
- Sealing range: 40–4 mm
- Shielding range: 39–2.5 mm
2. With bend protection – for dynamic applications
Ideal for applications where cables are moved regularly – e.g. robotic axes or dynamic feeders.
- Industry focus: Automation, robotics
- Key feature: Additional protection against cable breakage during movement
Technical specifications:
- Connection thread: M16–M40
- Sealing range: 26–4 mm
- Shielding range: 28–3 mm
3. With strain relief crown – when cables need to be held securely
Ideal for installations where cables need to remain securely fixed – even when they are pulled or subjected to other mechanical forces. Whether in moving machinery, robotics, overhead cables or areas prone to vibration: this version prevents cables from being damaged or internal connections from becoming loose.
- Industry focus: Automation, Robotics
- Key feature: Increased strain relief
Technical specifications:
- Connection thread: M12–M50
- Sealing range: 40–5.5 mm
- Shielding range: 39–2.5 mm
4. With strain relief pressure screw – maximum safety under load
In this combination, the cable gland achieves IP 68 protection, making it ideal for harsh operating conditions. It reliably withstands high load changes, vibrations and shocks – and provides permanent protection for the cable, even in applications that place heavy daily demands on the material.
- Industry focus: Heavy Duty, Rail
- Key feature: Maximum possible strain relief
Technical specifications:
- Connection thread: M12–M50
- Sealing range: 36–6 mm
- Shielding range: 39–2.5 mm
5. With kink protection – for neat cable routing and durability
Ensures that cables are permanently routed within a safe bending radius.
- Industry focus: Automation, robotics
- Key feature: Protection against kinking
Technical specifications:
- Connection thread: M20–M32
- Sealing range: 18–4 mm
- Shielding range: 18–3 mm
6. With corrugated conduit connection – 360° protection along the entire length of the cable
Ideal when the entire cable needs to be protected – for example, in critical or high-traffic areas.
- Industry focus: Rail, mechanical engineering
- Key feature: All-round mechanical protection provided by a corrugated conduit system
Technical specifications:
- Connection thread: M16–M40
- Sealing range: 28–4 mm
- Shielding range: 30.5–3 mm
7. With metal protective hose connection – maximum robustness
For environments where abrasion, mechanical stress or chemical exposure occur.
- Industry focus: Oil & Gas, Mechanical Engineering, Marine
- Key feature: High level of mechanical protection provided by a metal hose
Technical specifications:
- Connection thread: M16–M40
- Sealing range: 28–4 mm
- Shielding range: 30.5–3 mm
Working together to find the right solution
Which combination is best suited to a specific application depends on the particular requirements. You can use our contact search to find national and international PFLITSCH partners who can assist you in selecting and specifying the appropriate UNI Dicht TRI variant.
Because the best EMC solution is the one that adapts to your application.
The PFLITSCH modular system offers a wide range of options for tailoring the UNI Dicht TRI to specific requirements. These include, amongst others:
- Different connection threads:
Short or long connection threads allow for optimal adaptation to various wall thicknesses and installation scenarios. - Variants in material and finish:
Stainless steel body or chrome-plated finishes are available for applications with specific requirements regarding material, hygiene or corrosion resistance. - Special sealing inserts for demanding environments:
– Silicone for high-temperature ranges
– Fire-resistant material in accordance with EN 45545 for applications in the railway sector
These options highlight the flexibility of the modular system: it not only enables functional variants but also offers a high degree of configuration freedom, allowing the UNI Dicht TRI to be precisely adapted to technical, regulatory and industry-specific requirements – far beyond typical EMC standards.
In short: an EMC cable gland that keeps pace with the demands of the application.
Impressed by the TRI spring?
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