
PFAS Free Cable Cleats
Perfluoroalkyl and Polyfluoroalkyl Substances (PFAS) can be found in numerous types of building products including wires and cable products due to their desirable functions such as weatherproofing, corrosion prevention, and stain resistance. However, their utility comes at a cost to health and the environment and so it is important for end users to be aware of the contents and raw materials in their products.
Ellis have released a statement to clarify that their cable cleats do not contain any PFAS or any other fluorinated substances:
“As formulated, the Ellis Emperor and Vulcan+ cable cleat do not contain any PFAS. Furthermore, we do not intentionally add any and to the best of our knowledge, the raw materials we use in these products do not contain PFAS, or any other fluorinated substances.”
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Ellis Patents Vulcan Cable Cleats |
Ellis Patents Emperor Cable Cleats |
PFas dangers & concerns
PFAS are a large class of thousands of synthetic chemicals that are used throughout society. However, they are increasingly detected as environmental pollutants and some are linked to negative effects on human health.
Perfluoroalkyl and polyfluoroalkyl substances have been recognized by various authorities as so-called “forever chemicals.” The strong fluorine-carbon bond results in products that do not readily degrade in nature, meaning that these substances become more environmentally persistent over time.
The behaviour of PFAS in the environment means that they tend to pollute groundwater and drinking water, which is difficult and costly to remediate. Certain PFAS are known to accumulate in people, animals and plants and cause toxic effects.
THORNE & DERRICK
Thorne & Derrick are national distributors of LV, MV & HV Cable Installation, Jointing, Substation & Electrical Equipment – servicing businesses involved in cabling, jointing, substation, earthing, overhead line and electrical construction at LV, 11kV, 33kV, 66kV and EHV. Supplying a complete range of power cable accessories to support the installation and maintenance of low/medium and high voltage power systems:
- Slip-on Cable Terminations
- Cold-shrink Cable Terminations
- Heat-shrink Cable Terminations
- Cable Joints – Heat & Cold-shrink
- Separable Connectors (Euromold)
- Surge Arresters & Switchgear/Transformer Bushings
Key Product Categories: Duct Seals | Cable Cleats | Cable Glands | Electrical Safety | Arc Flash Protection | Cable Jointing Tools | Cable Pulling | Earthing | Feeder Pillars | Cable Joints LV | Joints & Terminations MV


ProGARM launches first sustainable range of Arc Flash Protective Clothing
Sustainable Arc Flash PPE
Introducing ProGARM’s new sustainable arc flash protective clothing range; which meets both sustainability and safety obligations.
The ProGARM range of protective garments deliver ultimate Arc Flash protection, conforming with the relevant industry and EN standards ensuring protection from Arc Flash incidents.
Thorne & Derrick provide competitive prices and fast delivery for the complete range of ProGarm arc flash clothing and accessories designed to protect people and save lives.
ProGARM are known for being arc flash specialists, and in a world-first they have launched a range which looks and performs just like their regular arc flash garments – but with a few key differences making it a truly sustainable option.
After extensive research and development working with fabric specialists across Europe, ProGARM’s new range features the maximum amount of recycled content possible while still creating a fabric and garments that meet the stringent safety standards required for arc flash protection. It uses 20% recycled fabric content, taken from off-cuts from making ProGARM’s regular range – the first arc flash range in the world to achieve this.
The first to use recycled
content in arc flash PPE
Until now it’s been difficult to use recycled content in life-saving PPE garments because of the need to guarantee protection and understand the origin of any recycled material. Using off-cuts from ProGARM’s own production and putting them back into the production process removes question marks over quality and protection levels of other recycled content which may have suffered degradation to the protection it offers.
Using this unworn fabric enables this range to have some recycled content and the same life-saving protection.

Other sustainable features include:
- Sustainable, carbon neutral packaging, made from a plant-based polymer which is a waste product from the sugar industry
- Manufactured in mainland Europe and transported by sea and land in consolidated loads. No ProGARM product travels more than 1900 miles to reach its UK destination (up to 60% less than other suppliers), with deliveries carefully planned to minimise mileage, reducing the number of deliveries by 10% in 2021/22
All of this supports organisations in minimising their impact, contributing to achieving their sustainability goals.
The sustainable arc flash protective clothing range
Meeting High Standards
Five coveralls, one jacket, and four pairs of trousers in men’s and women’s cuts make up the new range. Available in three colourways – including high-vis yellow, navy blue, and a combination of navy and high-vis yellow – the range has been designed to offer the most popular and useful garments for anyone requiring arc flash protection, while passing all relevant tests and standards.
See an overview of the range below ➡
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| ProGARM CV170F Sustainable Ladies Are Coverall |
ProGARM CV170M Sustainable Arc Coverall |
ProGARM TR170F Sustainability Ladies Arc Trouser |
ProGARM TR170M Sustainable Arc Trouser |
ProGARM CV155M Sustainable Linesman Arc Coverall |
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| ProGARM CV100F Sustainable Ladies Coverall |
ProGARM CV100M Sustainable Arc Coverall |
ProGARM TR120F Sustainable Arc Ladies Trouser |
ProGARM TR120M Sustainable Arc Trouser |
ProGARM JK128M Sustainable Arc Jacket |
Contact Thorne & Derrick to order
The range is certified for standards covering arc flash (APC1, ELIM 8cal), flame resistance (EN11612, A1 + A2), welding (EN11611), anti-static (EN1149-5), and high visibility. So it not only performs the way other arc flash garments do, but has materially less impact.
The arc flash protection is inherent, meaning it can’t be washed out and helping the workwear provide protection for longer.
ProGARM, renowned for making protective workwear which lasts up to 70% longer than the industry average, is the first company to launch a certified arc flash range containing recycled fabric.
Arc flash sustainability initiatives
The new range comes after ProGARM created the first repair programme for arc flash PPE in 2021, which helps with sustainability by making minor repairs to garment components such as zips and fastenings to extend the life of the clothing.
With arc flash clothing, even a small rip which happens during the rigorous workday of the wearer would mean it no longer offered the life-saving protection needed, and would mean it had to be thrown away. The combination of ProGARM’s focus on durability and the option for small repairs to fastenings means their range can last up to 70% longer than competitor options.
The company has also partnered with a leading textile recycler to offer end-of-life recycling for all its products so they can be recycled, making sure ProGARM products don’t become part of the 350,000 tonnes of textile waste send to landfill in the UK every year.
ProGARM aims to be carbon neutral throughout all its operations and the whole supply chain (scopes 1, 2 and 3) by the end of 2025.
ARC FLASH LEARNING & RESOURCES

Thorne and Derrick are proud to be distributors of ProGARM arc flash coveralls and protection.
We can help – should you require arc flash calculators or advice on the type of clothing and protection available please do not hesitate to contact us.


Temporary Rail Jumper Kit
PADS Approved 0006/120053
The PBwel Temporary Rail Jumper Kit allows faulty equipment such as switches to be by-passed, in order to maintain the network until repairs can be made to return the asset to service. The EFT-19319 kit is suitable to by-pass a continual traction load of 600A even upon heavily weathered overhead conductors.
The kit is accepted for use on Network Rail controlled 25kV OLE infrastructure with PADS approval 0006/120053.
Each kit comprises of three 120mm² clear Aluflex lead assemblies with heavy duty terminations fitted to special S9B Line End clamps.
💡 Thorne & Derrick, the UK Preferred Distributor for P&B Weir Electrical Ltd (PBwel), are now stocking their range of Rail Earthing Equipment with PADS Approval for use on Network Rail high voltage electrification projects. This significant and strategic stock holding is the culmination of discussions and planning to support framework contractors and construction alliances during and beyond the current CP6 plan. 💡
Portable Full Current Jumper Kit
The Portable Full Current Jumper kit utilises the original P&B (PBwel) S9B Line End clamp, which has been used by Network Rail/ Railtrack/ British Rail for many decades and has a proven record for reliability and performance.
The clamps are lightweight and compatible with standard operating poles. The addition of a serrated jaw has proven to ensure good contact with dirty/weathered conductors and provides sufficient capacity to carry full traction current over an extended period.
Continuous Current Rating – 600A
Short Circuit Rating- 54kA/1sec

Order of Application and Removal

Site rules and PPE requirements should be fully understood and adhered to when using this kit. Possession and de-energisation should be sought according to procedures and an Authorised Person should also determine where the kit should be safely applied.
The conductor should be tested for absence of Line Voltage prior to fitting the kit.
Each lead should be applied in turn, with two Overhead Line Engineers raising and applying both S9B clamps at the same time, using two operating poles. Care should be taken to ensure that both clamps are securely fitted onto the conductor/ armour rods.
Failure to do this could result in a poor current path or (under severe circumstances) several hanging leads, which if subjected to a fault could pose a risk of serious danger.
PB120T terminations are employed to suit the application, which allows the kit to be distinguished from standard earths.
Application and Removal of the S9B Clamp
The operating screw of the S9B Line End clamp should be firmly inserted into the operating socket until the spring action of the socket holds the clamp in place, this is a bayonet style fitting and the cross-pin of the operating screw should be correctly located.
The clamp should then be raised towards the conductor or arm our rod and hooked over, so that the conductor/armour rod sits between the jaw and the body of the S9B. The clamp should then be firmly tightened onto the conductor/armour rod by rotating the operating pole in a clockwise direction.
At this point, the pole can be removed by firmly lifting the pole and rotating it in an anti-clockwise direction, before slowly lowering the pole to dis-engage the clamp from the socket. The pole should then be carefully lowered to the ground making sure all staff are clear of the area intended for ‘landing’.

Application of S9B Clamp
When removing the clamp, the pole should be carefully raised and the operating screw of the clamp inserted into the centre of the socket. The pole should be firmly pressed in an upward direction as the pole will freely lift a small amount. Once engaged the pole may be rotated anti-clockwise to loosen the clamp from the conductor.
Once sufficiently loose (it is recommended the clamp is fully opened and ‘pinched’ tight, to aid control) the pole may be lifted to raise the clamp off of the conductor before carefully lowering to the ground.

Removal of S9B Clamp


Thorne & Derrick supply an extensive range of 400V-33kV Rail Cable Accessories & Power Distribution Sytems including feeder pillars to contractors undertaking Low Voltage Power Distribution, HV Electrification & Substations, DC Traction & Networks, OLE and Track Feeder Cable Renewals – a complete range of Network Rail PADS approved track terminations, cable joints, cable repair and connection products up to 25kV, including 3M Cold Shrink, Pfisterer CONNEX and Nexans Euromold products.
Heat shrink, cold shrink, push-on and slip-over cable accessories enable the jointing, terminating and connection of medium/high voltage power cables to oil, air or gas insulated switchgear, transformers, motors and overhead lines.
Full range of Cable Pulling Equipment & Products to ensure safe and efficient of rail cables in to cable ducts and containment infrastructure including cable troughs.

Reliable & Compliant Cable Accessories for Substation, Trackside & OHL Power Supply

Contact us for a Quotation for Rail Earthing Equipment

Klauke have recently introduced the professional panel building kit containing the EKWF120ML and EK30IDML battery-powered hydraulic crimping tools. A selection of Klauke testers were selected to try the crimping tools and give feedback.
The cable installation tools can be easily used to crimp quickly and safely without changing inserts. Interested in discovering more feedback from the job site?
We are excited to share with you the testimonials of three Klauke testers from Instagram who already put the EK30IDML tool to work.
Klauke Tool Tester #1
Why did you apply to become a tester?
I met Peter Nowak from Klauke at an event in Berlin, and he introduced me to Klauke’s battery-powered hydraulic pressing and cutting machines. When I saw that Klauke testers were being sought, I thought I should definitely apply to become a tester.
Did the tool make your everyday work easier? Which features are particularly worth mentioning?
Yes, definitely. The compact design and easy handling made the EK30IDML a great help on some construction sites.
Do you use other Klauke products? If so, which ones?
Yes, a K05, the EK50ML and, of course, a lot of consumables such as wire end ferrules, cable lugs and connectors.
Klauke Tool Tester #2
Why did you apply to be a tester?
I applied to be a tester because I follow the motto “Work smart, not hard”. Every new tool that makes my everyday work, or the work itself, easier, gets my interest. The offer to keep the press was tempting too, because of the regular purchase price. We have to be honest about that.
Did the tool make your everyday work easier? Which features are particularly worth mentioning?
I have been using the EK60UNV-L since 2004 when I started my own business. As already mentioned in the type designation, this hydraulic tool can be used universally – in my case for crimping cable lugs and wire end ferrules from 70mm², round crimping sector conductors and cutting top-hat rails. The big advantages of the EK30IDML over the EK60UNV-L are, on one hand, the size and weight and speed on the other hand. I have to crimp a 120mm² cable lug four times with the EK60UNV-L, while with the EK30IDML this is done with one crimp.

Are there other Klauke products in use? If so, which ones?
I recently purchased the EKWF120ML crimper. This press tool is THE ANSWER to all my problems.
Previously, the ferrules were pressed asymmetrically (trapezoid) and didn’t fit into terminals – all this is history with the EKWF120ML! I can also only report positive things about my beloved Klauke Micro – I have certainly been spared one or the other tendonitis here – not to mention the workflow.
Why did you apply to be a tester?
I wanted to see how much time and work could be saved by not having to change the press inserts.
Did the tool make your everyday work easier? Which features were particularly noteworthy?
Yes, it has. In my case, with pressings of 50 and 95mm², the tool has mainly increased time and labour savings without having to change inserts and carry or lose press inserts. In addition, it is a light crimping tool, even for quick work in between.
Do you use any other Klauke products? If yes, which ones?
Yes, there are several Klauke products I use such as ES 105 Cutting Tool, K05, Ultra ESG 50 (older model), Mini EKM 60/22 (the year 2014), Ultra EK 60/22 and several press inserts.
Klauke EK30IDML

Klauke EK 30 IDML – Features
The Klauke EK 30 IDML is the ideal tool to crimp a wide range of cable lugs with reduced cost, it features the familiar indent crimping method, meaning a change of dies is not required with the tool.
The lightweight Klauke EK 30 IDML is ideal for working in areas where space is tight and the 10.8V Li-Ion, 1.5Ah rechargeable battery will last a full working day on just one charge. Battery operated cable crimping tools are equipped with LED indicators to display the remaining battery life at any time by pressing the adjacent button. The plastic housing with soft lining ensures comfortable and secure one-hand operation.
Advantages of the EK 30 IDML Hydraulic Cable Crimping Tool
- Powerful 10.8 V Li-Ion battery technology with battery charge indicator
- Closed head, flip top style, rotatable
- Simple and safe: one-button operating concept for controlling all tool functions
- Automatic retraction when operation is complete
- Maintenance display via LED
➡ Contact Thorne & Derrick for the full range of Cable Cutting & Crimping Tools
CRIMPING CABLES, LUGS & TOOLS
Thorne & Derrick distribute Cable Lugs & Cable Connectors to terminate, splice and joint LV MV HV cables – this includes copper, aluminium and bi-metallic connectors and a complete range of crimping tools for specific use on all Low, Medium & High Voltage cable types.
➡ Associated Brands & Products | Klauke | Cembre | Pfisterer Sicon | Cable Crimping & Cable Cutting Tools


EMPEROR QUAD Cable Cleat
Single or Trefoil Cables Cleated in QUAD Formation
Ellis Patents has extended the appeal of its best-selling Emperor cable cleats by launching Emperor QUAD. Ellis are thrilled to announce the launch of their latest innovation strengthening their “QUAD Squad” with the EMPEROR QUAD Cable Cleat.
As an extension of renowned EMPEROR range from Ellis Patents, this ground-breaking addition offers unparalleled short-circuit protection, even in the most demanding environments. Suitable for systems run in quad formation, with high short circuit withstand requirements, the cleat extends their existing range of stainless steel cable cleats.
Initially designed as a bespoke solution for a defence project, the new variant was developed into a full addition to the North Yorkshire manufacturer’s range in response to a growth in the number of installations requiring heavy-duty quad solutions.
Heavy Duty Quad Solutions
Designed with utmost precision, the EMPEROR range has undergone rigorous testing and certification to comply with IEC 61914 standards. This ensures uncompromising safety and performance, guaranteeing the highest level of quality for our valued customers.
The EMPEROR QUAD is ideal for a diverse range of applications, including oil and gas, petrochemical, marine, rail, and datacentres. Notably, our latest innovation retains all the features that have made the Emperor range immensely popular. We remain dedicated to providing reliable solutions that consistently meet the evolving needs of our customers
The new Emperor QUAD is available in seven sizes, covering cable diameters ranging from 19mm to 49mm. Its addition to the range means Emperor cable cleats are now available to suit single, trefoil and quad cable configurations; Ellis Patents can claim a solution readily available for every situation where a cable cleat needs to deliver the highest level of short circuit withstand.

Kelly Brown, Ellis Patents sales director, said: “We’re justifiably proud of the longevity of our success – and we work extremely hard to maintain it. One of the key factors behind it is that we never rest on our laurels. Instead, we continually review our product range in the markets we operate in, and those we’re considering moving into. If we identify changing or new requirements, then we take the steps needed to meet them.”
Ellis Patents has a strong, in-house research and development department that has a proven track record in taking product enquiries from initial CAD design through to prototyping, 3D modelling, testing and eventual production and manufacture. This enables the company to fill any gaps it notices or finds developing in the market and design and develop fully bespoke solutions for live developments.
Manufactured in type 316L stainless steel, Ellis’ Emperor cleats feature an integral LSF zero halogen polymeric liner and base pad that protects and cushions cables during short circuit conditions. In addition, they are quick and easy to install – especially the Twist Foot options, which allow them to be secured into place in seconds with just the twist of a screw.
“Market feedback is always key to Ellis’ product development, so it’s great to introduce a new product in direct response to customer demand,” added Kelly. “We’re delighted that the launch of Emperor QUAD has already been met with great enthusiasm from our customers”

Ellis Emperor Quad Cable Cleat Orientation
EMPEROR QUAD Cable Cleat
Technical Specification
| Part No. |
Cable Range Min Dia mm |
Cable Range Max Dia. mm |
Dimensions W mm |
Dimensions H mm |
Dimensions D mm |
Dimensions P mm |
Fixing Holes |
Weight |
| EQ19-24 |
19 |
24 |
78.5 |
107 |
54 |
25 |
2 x M10 + 1 x M12 |
552 |
| EQ24-28 |
24 |
28 |
78.5 |
107 |
54 |
25 |
2 x M10 + 1 x M12 |
423 |
| EQ26-30 |
26 |
30 |
79 |
113 |
54 |
25 |
2 x M10 + 1 x M12 |
451 |
| EQ31-36 |
31 |
36 |
92 |
133 |
54 |
25 |
2 x M10 + 1 x M12 |
620 |
| EQ36-40 |
36 |
40 |
92 |
133 |
54 |
25 |
2 x M10 + 1 x M12 |
495 |
| EQ40-45 |
40 |
45 |
111 |
147 |
54 |
50 |
2 x M10 + 1 x M12 |
773 |
| EQ44-49 |
44 |
49 |
111 |
147 |
54 |
50 |
2 x M10 + 1 x M12 |
684 |
Testing Summary
Emperor Cleats have been tested in line with the International Standard ‘Cable Cleats for Electrical Installations’ IEC 61914:2015. Typical results are detailed below, please note that these testing values are maximums and safety factors appropriate to your application should be used:
| PROPERTY |
CLASSIFICATION CLAUSE IEC 61914 |
UNITS / CLASSIFICATION |
TEST DATA |
| CLEAT TYPE |
6.1.3 |
COMPOSITE |
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| TEMP. FOR PERMAMENT APPLICATION |
6.2 |
°C |
-40 TO +60 |
| CORROSION RESISTANCE |
6.5.2.3 |
OUTDOOR |
316L STAINLESS STEEL HAS≥16% CHROMIUM |
| IMPACT RATING |
6.3.5 |
VERY HEAVY |
PASS |
| FLAME PROPAGATION TEST |
10.1 |
APPLICATION TIME ≥30s |
PASS |
| AXIAL LOAD RATING |
6.4.3, 9.4 |
NEWTONS (N) |
300N |
| LATERAL LOAD RATING |
6.4.2, 9.3.1 |
NEWTONS (N) |
HORIZONTAL – 650N
VERTICAL -1000N |
| RESISTANCE TO ELECTROMECHANICAL FORCE (SHORT CIRCUIT TESTING) |
6.4.4, 9.5 |
CLEATS AT 300MM INTERVALS (WITHSTANDING ONE SHORT CIRCUIT) |
195kA (REPORT No. PDL09.098.2)
TREFOIL*
CABLE OD= Ø38mm
(IEC 61914:2009) |
| RESISTANCE TO ELECTROMECHANICAL FORCE (SHORT CIRCUIT TESTING) |
6.4.5, 9.5 |
CLEATS AT 600MM INTERVALS (WITHSTANDING MORE THAN ONE SHORT CIRCUIT) |
149kA (REPORT No. PDL17.137.4)
TREFOIL*
CABLE OD= Ø36mm |

THORNE & DERRICK
Thorne & Derrick are national distributors of LV, MV & HV Cable Installation, Jointing, Substation & Electrical Equipment – servicing businesses involved in cabling, jointing, substation, earthing, overhead line and electrical construction at LV, 11kV, 33kV, 66kV and EHV. Supplying a complete range of power cable accessories to support the installation and maintenance of low/medium and high voltage power systems:
- Slip-on Cable Terminations
- Cold-shrink Cable Terminations
- Heat-shrink Cable Terminations
- Cable Joints – Heat & Cold-shrink
- Separable Connectors (Euromold)
- Surge Arresters & Switchgear/Transformer Bushings
Key Product Categories: Duct Seals | Cable Cleats | Cable Glands | Electrical Safety | Arc Flash Protection | Cable Jointing Tools | Cable Pulling | Earthing | Feeder Pillars | Cable Joints LV | Joints & Terminations MV
