2008/9 Tariffs and Charges - Eskom

Appendices continued...
Replace let-down valves by with expanders to recover energy
Optimise the operation of cooling systems
Install electricity-efficient lighting systems
Use electronic ballasts and save up to 60% of the required energy
Switch off lights
Install lighting control systems
Install variable speed drives on cubed law loads and save up to 60% on energy
Investigate energy saving opportunities in the following cases:
Water pumps that feed into or from dams
Cooling equipment that operates in conjunction with cool storage media (for example, ice
storage and fridge plants in mines)
Heating equipment that operates in collaboration with heat storage facilities (for example,
electrical elements in hot water storage tanks)
Materials handling equipment that work in conjunction with silos or stockpiles (for example,
conveyors and bunkers)
Dual fuel systems that operate on switch between electricity and other energy sources
carriers sources at the discretion of the consumer.
Discretionary loads that can be shed for short periods of time (for example, cycling air
conditioners and tolerating higher temperatures)
Maximum demand control devices that shed loads in a load priority sequence
Production equipment and plant utilities that do not need to run all the time - can be
scheduled to run off-peak
Maintenance can be scheduled to switch equipment off during peak periods
Test equipment requiring large amounts of power should be utilized (used)at off-peak periods.
For more information on energy saving visit www.eskomdsm.co.za
Save electricity whenever and wherever you can!
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Eskom Tariffs and Charges