Electrical connectors in the assortment of ERKO is a wide range of products including shear off screw connectors. They are the great alternative to crimping technology. One of the advantages of this products is the speed of installation and the versatility. The basis of this technology are the shear off screws. They can be used on wires with different cross-section and with different wire structure.
Electrical connectors – examples of shear off screw connectors
Shear off screw connector SZS – it is intended to be mounted at a voltage of 36 kV. It is made of aluminium and additionally tinned. It can be used both for Al, and Cu wires. It is available in four sizes depending on the cross-section : 16-70 mm2 rm, 50-120 mm2 rm, 95-185 mm2 rm and 120-300 mm2 rm.
Shear off screw connector SZN – it is intended to be mounted at a voltage of 1 kV. It is made of aluminium and tinned. You can order from the manufacturer the non-tinned version of this connector. It can be used for aluminium and copper wires with 6 cross-sections: 16-35 mm2 rm, 16-50 mm2 rm, 25-95 mm2 rm, 25-150 mm 2 rm, 35-185 mm2 rm and 120-185 mm2 rm.
Electrical connectors ( shear off screw connectors) – tools for mounting
If you want to tighten the shear off screw connector or terminal you should use the ratchet handle POK ZS and a holder for shear off screw connector UZS 1. Ratchet handle is used to tighten shear off screws and it is equipped with wrench socket 6 and 8 and the socket S10.