Subject of procurement

• What is being procured: Ventilation system units (Goods).
• Main technical requirements, features:
  • Air supply/exhaust ventilation unit with a plate counterflow heat exchanger.
  • Air volume: \ge L_t = +5400\text{m}^3/\text{h}, external system pressure \Delta P_t= 400\text{Pa}; \ge L_{\check{s}} = -4555\text{m}^3/\text{h}, external system pressure \Delta P_{\check{s}}=400\text{Pa}.
  • Heat exchanger efficiency: not less than 80%.
  • Complete set: motorized shut-off dampers with electric actuators, G4 pre-filter, F7/M5 pocket air filters, bypass…
     
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