Straight Cable Joints
Premium Range – All Kits Supplied Complete With Range Taking Mechanical Connectors
- Birkett straight cable joints provide the largest and most versatile shells available on the market, manufactured from a combination of high impact thermoforming rigid PVC and precision injected moulded polycarbonate
- Designed to enable crossover core cable jointing using Birkett mechanical connectors on all plastic cables, waveform and PILCSTA (paper insulated lead covered steel taped armoured cables
- Transparent shells that allow extra working area and insulation in accordance to our design and test documentation held
- Supplied as complete kits including all necessary components to make off a cable joint, including joint shell, Birkett Swishpak® 2 part resin compound, earth bonding set and core connectors
- The Premium range of straight cable joints are supplied with range taking mechanical connectors capable of jointing dissimilar metal conductors
- Insulated shear bolt connectors tested to IEC 61238-1 are supplied on 95mm² kits and above (S95 – S400).
- Supplied with the Birkett premium earth continuity kit tested to screen short circuit requirements of BS EN 50393
- Mixing of a high performance 2 part polurethane resin in a transparent, totally enclosed extremely safe handling single Swishpak®
- Tested for safe use by the Health and Safety Executive. All traces of hardener are eliminated after mixing ensuring that the Swishpak® can be disposed of as non-hazardous waste
All premium straight kits are supplied with 4 range taking mechanical connectors and insulation shroud
Straight Cable Joint Selection Chart
As standard all straight kits are supplied with mechanical connectors to suit the maximum 4 core cable configuration.
* Denotes that the kit will accommodate the cable size shown but the cable size must be advised when ordering to ensure correct connectors are supplied.
S95 – S300 will accept one service cable from 1.5mm² to 35mm². S400 will accept two service cables.
Nominal area
of conductor (mm²)1 Core 2 Core 3 Core 4 Core 5 Core
1.5mm² S6 S6 S6 S6 S6 *
2.5mm² S6 S6 S6 S6 S6 *
4mm² S6 S6 S6 S6 S6 *
6mm² S6 S6 S6 S6 S6 *
10mm² S6 * S6 * S10 S10 S10 *
16mm² S6 * S10 S16 S16 S16 *
25mm² S6 * S16 * S25 S25 S25 *
35mm² S6 * S25 * S35 S35 S35 *
50mm² S6 * S35 * S35 * S50 S50 *
70mm² S10 * S50 * S50 * S95 S120 *
95mm² S25 * S95 S95 S95 S185 *
120mm² S35 * S95 * S120 S120 S300 *
150mm² S35 * S120 * S185 S185 S400 *
185mm² S35 * S120 * S185 S185 S400 *
240mm² S95 * S185 * S300 S300 S400 *
300mm² S95 * S185 * S300 S300 S400 *
400mm² S95 * S300 * S300 * S400 S400 *
Straight Cable Joint Dimensions
Kit Reference Maximum Core Size (mm²) Maximum Cable Diameter (mm) External Length (mm) External Width (mm)
S6 6 x 5 Core 27 195 45
S10 10 x 5 Core 33 210 61
S16 16 x 5 Core 39 226 71
S25 25 x 5 Core 39 256 71
S35 35 x 5 Core 39 325 80
S50 50 x 5 Core 48 400 90
S95 95 x 4 Core 45 575 165
S120 120 x 4 Core 53 630 190
S185 185 x 4 Core 62 735 210
S300 300 x 4 Core 73 885 235
S400 400 x 4 Core 80 960 295