A building-power specification for this BBTRZ cable begins with the 3+2 conductor grouping and copper sheath. Copper conductors and mineral insulation are paired with fire-resistant construction and a rated voltage of 0.6/1kV.
Retain the BBTRZ copper sheath in the material schedule
Specify the copper sheath independently of the copper conductors, keeping mineral insulation with the complete construction description. These material details give the building project a defined cable version to assess with its circuit requirements.
- BBTRZ identifies the building-power cable family.
- A 3+2 grouping is the actual conductor-layout choice.
- Copper is specified for both the conductors and the sheath.
- Mineral insulation accompanies the fire-resistant construction.
- The rated-voltage designation for the cable is 0.6/1kV.
Show the three-plus-two arrangement and individual sections
The featured option carries a 50 mm² size reference with 3+2 cores. Record the required duty and section of every conductor on the building circuit drawing, retaining that reference with the individual specifications rather than assigning an assumed role to either group.
Define the building route and applicable acceptance criterion
Measure the physical cable length between the receiving connections and include termination dimensions for both cable ends. State any exact IEC or fire-performance criterion required by the building specification and its installation conditions. A request that joins the grouped conductor drawing, copper-sheathed material build, route and cable ends gives this BBTRZ configuration a clear scope for quotation. Keep the project acceptance requirement with that selected construction during technical review.