Cold Link Africa July/August 2017 | Page 27

PROJECT INCORPORATING COLD CHAIN Southern Cold Storage – smart efficiency By Ilana Koegelenberg Southern Cold Storage in Johannesburg boasts one of the biggest freon multiplex systems, and thanks to various clever energy efficiency improvements, the power usage in this rental freezer facility is impressively low. The solar installation – a view from the top. U The first truck being off-loaded. we and Caroline Schmidthaus are no strangers to the cold storage game, having first moved up to Johannesburg from KwaZulu-Natal in 2008. They bought a frozen distribution business when the previous owner emigrated to New Zealand, with Ola being the primary client and a former employer of Uwe Schmidthaus. However, as the rental price increased annually, Uwe Schmidthaus decided to start looking around to buy instead. They had also outgrown their current premises and the flow of the operation just wasn’t right. “There were no airlocks and it was hard to effect proper cold chain management,” Caroline Schmidthaus explains. COLD LINK AFRICA • July | August 2017 Initially, they had looked around to find an already built cold store, but they couldn’t find what they were looking for and opted for greenfields instead. Having run the operation for five years at this stage, they knew exactly what they required. So, in 2012, they bought a piece of land in the then new Southside Industrial Park in Wadeville, Johannesburg, and built their new secondary distribution facility, predominantly to service Ola still. About 90% of this facility is used for ice cream. They moved in during April 2013. This is where they first teamed up with Lutz Refrigeration who assisted in the design of the refrigeration plant. So, when they decided to expand in 2015 and build another facility next door, they www.coldlinkafrica.co.za 27