What condition should trigger an outdoor air delivery alarm to the system operat

google

试卷: LEED AP EB模拟题 B卷[查看]
What condition should trigger an outdoor air delivery alarm to the system operator in
naturally ventilated spaces?
A: If the CO2 concentration in any zone rises more than 15% above that corresponding to the minimum outdoor air rate required b
B: If indoor CO2 conditions are greater than 530 ppm above outdoor CO2 levels or 1,000 ppm absolute
C: If a window is opened in non-optimal outdoor conditions
D: If the minimum outdoor air rate falls more than 15% below the design minimum rate

参考答案: B