33kV Cable XLPE Single Core 185sqmm BS7870 Nexans
Nexans
bs7870 Cable 33KV single CORE 185MM²
Nexans BS7870 Cable Description: 19/33kV single core unarmoured XLPE insulated MV cables. Rated voltage 19/33kV.
International Standards: IEC 60502-2
National Standards: BS 7870-4.10
Description: Exact data will vary based upon the options required. The cable manufactured by Nexans is suitable for rated voltage 19/33KV according to IEC 60502-2.
➡ See also 11kV Cables 3 Core | 11kV Cables Single Core | 33kV Cables

Thorne & Derrick | Ellis Patents UK Distributors
TECHNICAL SPECIFICATION
Values for minimum bending radius are multiplied by two for cables being laid (dynamic)
Ampacity Values based on:
- Depth of cover = 800mm
- Thermal resistivity of soil = 1.2K.m/W
- Soil temperature = 15°C
- Ambient Air temperature = 25°C
- Maximum conductor temperature = 90°C
Cable specification for 33kV Single Core 185sqmm BS7870 cables.
Cables with Copper Conductors | Cables with Aluminium Conductors | |
Nominal cross-sectional area sqmm | 185 | 185 |
Approximate diameter over conductor mm | 15.9 | 16.2 |
Approximate diameter over insulation mm | 33.1 | 33.4 |
Approximate overall diameter mm | 41 | 41.3 |
Approximate weight of cable kg/m | 2860 | 1760 |
Minimum bending radius (static) mm | 420 | 420 |
Maximum pulling tension on cable kg | 925 | 555 |
Maximum DC resistance (R) @ 20°C W/km | 0.991 | 0.164 |
Maximum AC resistance (R) @ 90°C W/km | 0.128 | 0.211 |
Inductance (L) @ 50Hz @ 90°C mH/km | 0.37 | 0.37 |
Approximate Capacitance (C) µF/km | 0.2 | 0.2 |
Short circuit ratings | ||
1 Second Short Circuit Rating of Conductor (90 to 250°C) kA | 26.3 | 17.8 |
1 Second Short Circuit Rating of a 35sqmm Copper wire screen (80 to 250°C) kA | 4.8 | 4.8 |
1 Second Short Circuit Rating of a 50sqmm Copper wire screen (80 to 250°C) kA | 8.2 | 8.2 |
Current Carrying Capacity (cables laid in trefoil) | ||
Direct Buried A | 460 | 360 |
Single way ducts A | 445 | 350 |
In Air A | 580 | 450 |
➡ See HV Cable Joints, Terminations & Connectors to enable the installation of 33kV XLPE Single Core BS7870 Nexans Cable – for terminating medium voltage cables into MV-HV gas insulated switchgear, transformers and electrical equipment with outer cone type bushings please see Nexans Euromold connectors – slip-on, heat shrink terminations and cold shrink cable joints from 11kV-33kV (42kV) also available for MV-HV cables.

Nexans Euromold screened separable connectors, elbows and Tee-connectors terminate high voltage cables with polymeric insulation (XLPE & EPR) onto switchgear and transformer bushings.

MV HV Cable Protection & Pulling | 11kV Tapetile | 33kV Stokbord | Cable Socks | Cable Rollers