Page 76 - Shaping A Sustainable Future

Table 6 summarises our eco-solution to the company.

Unit Quantity / operating Daily Consumption Current Operating Proposed Operating Estimated Savings in
hours (kWh) Temperature ( C) Temperature ( C) Consumption per day (kWh)
o
o
Room air-con 9 units /9 hrs per day 133.65 16 – 22 25 32.1
unit 1.65 kW
Portable air-con 1 unit /12 hrs per day 14.34 20 25 2.87
unit 1.195 kW
Total: 34.97 kWh or 14.65 kg CO 2

Table 6: Estimated savings achievable on non-critical areas.

After discussion with the company engineers on the production floor, we recommend increasing the air-conditioner
operating temperature to 20 C. This will not affect production. However, as a precaution, the operational change will
0
start with one area, followed by the progressive implementation for the entire production floor. Estimated savings in
energy consumption per day are shown in Table 7.

Unit Quantity / operating Daily Consumption Current Operating Proposed Operating Estimated Savings in
hours (kWh) Temperature ( C) Temperature (o C) Consumption per day (kWh)
o
Window air-con 5 units /11 hrs per day 60.5 kW 16 20 12.1
unit 1.1 kW
Room air-con 3 units /9 hrs per day 44.55 kW 16 – 22 20 ---
unit 1.65 kW
Portable air-con 1 unit/12 hrs per day 14.34 20 20 ---
unit 1.195 kW
Indoor air-con 2 units /11 hrs per day 18.7 16 20 3.76
unit 0.85 W
Total: 15.86 kWh or 6.64 kgCO 2

Table 7: Estimated savings achievable in critical areas.

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