5 / 60
Regulars
Control systems + automation
4
Ultra-fast Communication and Power Supply in a Single Cable
Thomas Rettig, Beckhoff
8
Round UP
Electrical protection + safety
14
Lightning and Surge Protection Systems for Free Field Solar Farms
Trevor Manas, Pontins
20
Round UP
Temperature measurement
22
Making ‘cents’ in Pasteurisation
Benjamin Mlangeni and Natlee Chetty, Endress+Hauser
24
Troyeville Hotel’s Heat Pump pays for Itself in just over Two Months
Information provided by Eskom
26
Round UP
Transformers + substations
30
Smart Transformer Condition Monitoring with Smart Meter ‘Rogowski Coils’
Patrick Schuller, LEM
33
Round UP
Energy + enviroFiciency
40
In Conversation With…
Peter Middleton talks to ABB’s Tony Duarte
44
Thorium… a Safe Nuclear Fuel
Trevor Bench, Steenkampskraal
47
Round UP
ACDC Dynamics
is a market
leader in the manufacture, import
and distribution of quality prod-
ucts in the electrical, lighting, solar
power, pumps, alarm, security and
surveillance systems and tools
industries.
Read more on page 21.
FEATURES:
• Control systems+ automation
• Electrical protection+ safety
• Temperaturemeasurement
• Transformers+ substations
• Energy+ enviroFiciency: FocusStandby+ back-up
Cover
CONTENTS
1 Comment
21 Cover article
48 A sense of Africa
49 Light + Current
49 Bizz Buzz
51 Social engineers
52 Clipboard
Visit our innovative
online technical
resource for the
engineering industry.
www.eandcspoton.co.za4
14
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www.electricityandcontrolmagazine.co.za