GB 50189-2015 第4.2.11条
| **** | The specific fan power per unit air volume (Ws) of fans in air-conditioning duct systems shall not exceed the values specified in Table 4.2.11. For example: general mechanical ventilation systems (including hotel guest room fresh air systems) Ws ≤ 0.27 W/(m³/h); air-conditioning systems (all-air systems) Ws ≤ 0.32 W/(m³/h) (when the system air volume ≥ 20000 m³/h). |