Mechanical Bimetallic Lug
This mechanical bimetallic lug facilitates transition connections between aluminum cables and copper ends of electrical equipment in low voltage systems. It utilizes torque-controlled shear head bolts and friction welding to ensure stable connectivity.
Technical Specifications
Product Overview
Mechanical Bimetallic Lug
This mechanical bimetallic lug is designed for the transition connection of aluminum or aluminum alloy cables to copper terminals in low-voltage electrical equipment. It features a robust, friction-welded design that eliminates the need for specialized crimping tools, utilizing torque-controlled shear head bolts for a stable, damage-free connection. Prefilled with jointing compound, this component offers a versatile and reliable solution for electrical power transmission and distribution.
Technical Specifications
Standards
IEC 61238-1: 2003
Key Features
- No crimping tools required; uses socket spanner or wrench
- Torque-controlled shear head bolts prevent conductor damage
- Friction welded construction
- Prefilled with jointing compound
- Wide application range
Technical Data Table
| Model Type | Conductor Size (mm²) | Outer Diameter (mm) | Bolts | Shear Torque (Nm) |
|---|---|---|---|---|
| JTLL10-35-8/1 | 10-35 | 16 | 1 | 8 |
| JTLL10-35-10/1 | 10-35 | 16 | 1 | 8 |
| JTLL25-50-8/1 | 25-50 | 18 | 1 | 10 |
| JTLL25-50-10/1 | 25-50 | 18 | 1 | 10 |
| JTLL50-95-8/1 | 50-95 | 22 | 1 | 22 |
| JTLL50-95-10/1 | 50-95 | 22 | 1 | 22 |
| JTLL120-185-10/1 | 120-185 | 30 | 1 | 40 |
| JTLL120-185-12/1 | 120-185 | 30 | 1 | 40 |
| JTLL240-300-10/2 | 240-300 | 36 | 2 | 55 |
| JTLL240-300-12/2 | 240-300 | 36 | 2 | 55 |
- Material Composition
- High strength aluminum alloyCopper (≥99.9%)Aluminum alloy bolts
