Dinga Engineering

Project understanding

Three facilities. 630 MWac. One construction programme.

Approximately 36 km north of Northam, Limpopo, on around 1,525 ha. REIPPPP Bid Window 7, per the Infinity Power synopsis of 3 March 2025.

Locality

Spitskop PV cluster locality map

Spitskop PV cluster locality map showing Vanadium, Palladium and Copper sites and line routes to Spitskop MTS
Source: Infinity Power, South Africa REIPPPP Round 7 Solar PV Project synopsis, 3 March 2025, slide 4. Vanadium 150 MW · Palladium 240 MW · Copper 240 MW.

Facilities

Explore each site

Vanadium PV

150MWac

182.99 MWp DC

Tracker
Single-axis, N–S, 1P
Row pitch
7.0 m
Collection
33 kV
Transformers
2 × 100 MVA, 33/132 kV
Grid connection
≈22 km, 132 kV Twin Tern line
Switching
Switching station and Spitskop MTS feeder bay interface

Construction considerations

  • Tighter 7.0 m row pitch affects plant movement between rows
  • Longer-lead feeder bay interface at Spitskop MTS

Comparison

Side by side

Vanadium PVPalladium PVCopper PV
AC capacity150 MW240 MW240 MW
DC capacity182.99 MWp292.79 MWp292.79 MWp
Row pitch7.0 m7.5 m7.5 m
Transformers2 × 100 MVA, 33/132 kV2 × 150 MVA, 33/132 kV2 × 150 MVA, 33/132 kV
Grid line≈22 km, 132 kV Twin Tern line≈30 km, 132 kV single-circuit Twin Tern line≈26 km, 132 kV double-circuit Twin Tern line

Modules

TOPCon, ≥625 Wp

Trackers

Single-axis, N–S, 1P

Collection

33 kV

Evacuation

132 kV

Design life

30 years

Corrosion

C3

Wind

36 m/s 3-s gust

Ambient

42°C max. avg.

Local content

36.17%

Technical interfaces

From module to Spitskop MTS

01

PV arrays (DC)

02

Inverters & 33 kV collection

03

Plant substation 33/132 kV

04

132 kV line & switching station

05

Spitskop MTS

Dinga's potential construction package boundaries across these interfaces remain subject to EPC allocation. Figures reflect the developer synopsis; known discrepancies are logged in the clarification register.

Sector context

National transmission context

The Transmission Development Plan 2025 (Rev 2) sets out grid development that includes the REIPPPP programme, most recently Bid Window 7. This is national sector context only and is separate from the specific Spitskop project contract.

  1. 01

    Transmission Development Plan 2025 Rev 2

  2. 02

    REIPPPP Bid Window 7 preferred bidders

  3. 03

    Preferred bidders appoint EPC

  4. 04

    EPC appoints construction contractors on their execution methodology