In Malaysian commercial buildings, air conditioning dominates the load curve. Sensing occupancy is usually cheaper than replacing plant.
Find the empty hours
Before any capital works, measure how much cooling is delivered to space that is unoccupied. In many buildings the answer is a substantial share of evening, weekend and shoulder-hour consumption — addressable with scheduling, setpoint discipline and zone-level occupancy sensing alone.
Comfort is a constraint, not a variable to sacrifice
Optimisation that produces tenant complaints gets switched off within a month. Acta configures models with hard comfort and air-quality bounds, and reports both energy and comfort adherence side by side so facilities teams can defend the result.