Energy optimizer for escalator:
| Location of the project: | North Point Government Office |
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| Year of installation: | 2000 |
| Descriptions: |
An escalator at ground floor of the building is equipped with a 7.5 kW energy optimizer for controlling the 3-phase induction motor of the escalator. The energy saving is around 10% after installing the optimizer.
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An Energy optimizer |
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Service-on-demand escalator:
| Location of the project: | Arsenal House | ||
| Year of installation: | 2006 | ||
| Descriptions: |
There are 28 service-on-demand escalators in the building, including both automatic start/stop and two-speed controls. |
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Here are the projects that employing service-on-demand escalators:
| Automatic start/stop control | Automatic two-speed control |
|---|---|
| Chek Lap Kok Airport | Jardine House |
| Lok Ma Chau Boundary Crossing | Exchange Square |
| New Police Headquarters Phase III | Alexandra House |
| - | New Police Headquarters Phase III |