Africa ’ s only monthly publication serving the HEVAC & R sectors
ISSN 1812-772X
Contents
ISSN 1812-772X
January 2025 I Vol 40 No 11
PUBLISHER DETAILS
PUBLISHED BY INTERACT MEDIA DEFINED ( PTY ) LTD 13A Riley Rd , Bedfordview , 2007 , South Africa PO Box 695 , Edenvale , 1610 Tel : + 27 ( 0 ) 11 579 4940 | Web : www . interactmedia . co . za
PUBLISHING UNIT LEAD : Dale Macnamara | dale @ interactmedia . co . za EDITOR : Eamonn Ryan | eamonn @ interactmedia . co . za
ADVERTISING EXTERNAL SALES Dale Macnamara | sales @ interactmedia . co . za Chandre van Aswegen | chandre @ interactmedia . co . za
REGULARS |
1 |
Hot and chilled |
31 |
Alec Johannsen : DNA of HVAC excellence |
44 |
Products |
45 |
Brand listings |
48 |
Final fix |
NEWS 3 Green taxes increase the need for load-balanced , smarter steam
SUBSCRIPTIONS : Ralph Shongwe | ralph @ interactmedia . co . za
SUB-EDITOR : Tanya Olckers | tanya @ interactmedia . co . za
DESIGN AND LAYOUT : Glyniss Bone | glyniss @ interactmedia . co . za PROCESS CO-ORDINATOR : Royce Headger | royce @ interactmedia . co . za
REGULAR CONTRIBUTORS Grant Laidlaw , Ryan Rennie and Michael Young
ADVISORY COMMITTEE Grant Laidlaw , John Parry , Pat Burke , Graeme Page and Willem van der Westhuizen
MANAGEMENT Operations / Finance : Sean Macnamara | sean @ interactmedia . co . za Finance : Laetitia Arnott | laetitia @ interactmedia . co . za
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DISCLAIMER : While every reasonable precaution has been taken to ensure the accuracy of the advice and information given , neither the editor , publisher , proprietor , staff , nor any official body represented or published in this issue , will accept responsibility for any damages , loss , injuries , or false claims that may arise or be made in the content . Including but not limited to any references to gender , religion , politics , ethnicity , or personal preferences of any editorial contribution whether an industry expert , advertiser through sponsored or paid content or contract writer . We subscribe to the Code of Conduct of the Advertising Regulatory Board ( info @ arb . co . za ) and the Press Ombudsman ( see below ). Disclaimers by individual companies are hereby overridden by this disclaimer .
ASSOCIATIONS 5 The journey to a better world : a refrigeration perspective ( Part 1 ) 9 SAIRAC Johannesburg Centre honours Fellows at annual luncheon
EVENTS AND EXHIBITIONS 12 FRIGAIR 2025 ASHRAE courses 14 iLED Group hosts golf day to underscore re-branding 15 RACA Journal at Chillventa 2024 : connecting SA industry experts with global innovations
BUSINESS 18 Assessing challenges and recommendations for HVAC & R training in SA
FEATURE 21 The hidden world of data centres : secrecy , Bitcoin mining and the race for efficiency
PROJECT 32 LG ’ s Multi V5 : powering South Africa ’ s first fully solar HVAC solution
CONTRIBUTORS 35 Welcome to the solutions page 39 Bridging the gap : navigating regulatory frameworks for the HVAC & R sector
Refrigeration and Air Conditioning Africa
COPYRIGHT : Reproduction of any of the content and photographs is expressly forbidden in terms of the Copyright Act of 1987 with all amendments . All requests to reproduce must be made in writing to the publisher and such confirmation must be given in writing before proceeding . A copy of where the reproduction was published must be supplied to the publisher at the above address . All publication and exhibition titles are registered as trademarks in terms of the Trademarks Act of 1993 and are held by Interact Media Defined ( Pty ) Ltd , Reg No 2014 / 092774 / 07 . |
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PRESS OMBUDSMAN : This publication has committed itself to maintain the highest standards of journalism as embodied in the Press Code of Professional Practice . If you believe we have failed to report news and comment accurately , honestly and fairly , you may lodge a complaint with the Press Ombudsman either by email , letter , or by telephoning the office for the procedure to be followed . Tel : + 27 ( 0 ) 11 484 3612 / 8 | Email : enquiries @ ombudsman . org . za Website : www . presscouncil . org . za for the press code and / or the complaints form . |
TECHNICAL 40 The impact of altitude on HVAC cooling performance
32
LG ’ s Multi V5 : powering South Africa ’ s
first fully solar HVAC solution
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ISSN1812-772X | R92.00 January 2025 | Vol 40 No . 11
Heating | Energy | Ventilation | Air Conditioning | Refrigeration NEWS
ASSOCIATIONS FEATURE
PROJECT
Green taxes increase the need The journey to a better world : a
The hidden world of data centres : Cover sponsored by : for load-balanced , smarter refrigeration perspective ( Part 1 ) secrecy , Bitcoin mining and the LG Electronics South AAfrica steam race for efficiency
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Cover Credit by LG Electronics South Africa |
When measurement matters |
Jul - Sep 2024 Print : 2 831 Online : 4 274 |
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RACA Journal I January 2025 |
www . refrigerationandaircon . co . za |