FAPELEC · TOSUNLUXDatasheet — DTL copper-aluminium bimetallic cable lugsfapelec.ma/en/produits/armoire-raccordement/cosses-bimetal-dtl/ · 22/10/2026

Series · Bimetallic cable lug · DTL

DTL copper-aluminium bimetallic cable lugs

Name: DTL copper-aluminium bimetallic cable lugs
Brand: TOSUNLUX

DTL-1 10 to 400 mm² · DTL-2 16 to 240 mm²

10–400 mm² · IEC 61238-1

TOSUNLUX (Tosun) DTL bimetallic cable lugs for connecting an aluminium cable to a copper switchgear terminal pad: aluminium barrel and copper palm joined by friction welding, for a strong connection resistant to galvanic corrosion.

IEC 61238-1

10–400 mm²Cross-section

AluminiumBarrel

CopperPalm

PDF datasheet

Reference selector

19 references

Aluminium cable cross-sectionHole ØBarrel outer Ø DLength L


10 mm²	8.5 mm	10 mm	6 mm	68 mm
16 mm²	8.5 mm	11 mm	6 mm	70 mm
25 mm²	8.5 mm	12 mm	7 mm	75 mm
35 mm²	10.5 mm	14 mm	8.5 mm	85 mm
50 mm²	10.5 mm	16 mm	9.8 mm	90 mm
70 mm²	12.5 mm	18 mm	11.5 mm	102 mm
95 mm²	12.5 mm	21 mm	13.5 mm	112 mm
120 mm²	14.5 mm	23 mm	15 mm	120 mm
400 mm²	21 mm	38 mm	27 mm	170 mm
16 mm²	13 mm	16 mm	5.5 mm	87 mm
25 mm²	13 mm	16 mm	6.5 mm	87 mm
35 mm²	13 mm	16 mm	8 mm	87 mm
50 mm²	13 mm	20 mm	9 mm	87 mm
70 mm²	13 mm	20 mm	11 mm	87 mm
95 mm²	13 mm	20 mm	12.5 mm	87 mm
120 mm²	13 mm	25 mm	13.5 mm	111 mm
150 mm²	13 mm	25 mm	15.5 mm	111 mm
185 mm²	13 mm	32 mm	17.5 mm	116 mm
240 mm²	13 mm	32 mm	19.5 mm	116 mm

Also searched as: DTL-1 · DTL-2

Technical characteristics

Electrical
Type	Bimetallic crimp cable lug
Use	Aluminium cable → copper palm transition
Conductors	Aluminium, round or sector-shaped conductor

Mechanical
Materials	Aluminium L3 (barrel) · copper T2 (palm)
Assembly	Friction welding
DTL-2	Ø 13 mm hole across the whole series

Compliance
Standard / marking	IEC 61238-1

¹ Normative value: IEC 61238-1.

Documentation

TypeLanguageFormat
DatasheetCosses bimétalliques cuivre-aluminium DTLFRPDF · 353 kBDownload
Datasheetأطراف كابلات نحاس-ألمنيوم DTLARPDF · 295 kBDownload
Manufacturer certificateQuanpin Certification (CNAS · IAF) · ISO 9001:2015ENWebP · 236 kBDownload