Energy Management and Project Consulting
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This calculator is intended only to give you an indication of the energy consumption of various commonly used appliances and machines, and the approximate energy cost of running them.
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Commercial Space Power Calculator
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Enter your average price per kWh for electricity in SA Rands, eg 0.56 or 1.10, etc:
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Demand per unit
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PRODUCT:
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QUANTITY:
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RUN (W)
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START (W)
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Fluorescent light
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90
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125
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Workstation & large monitor
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900
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900
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Laptop
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200
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200
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Inkjet printer
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350
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350
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Laser printer
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720
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720
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Small UPS (for a PC)
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500
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500
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Large UPS (for a Server)
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3000
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3000
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Photo copier
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1600
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1600
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8,000 BTU aircon
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1200
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2160
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20,000 BTU aircon
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2500
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3300
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32,000 BTU aircon
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5000
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6500
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40,000 BTU aircon
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6000
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7800
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Total power demand (kW):
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Approx energy cost to run this equipment for 1 hour:
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The golden rule for energy conservation is: Switch it off when not in use.
Please do so. It will assist you to save energy, save money and preserve our planet.
