HVAC System Design Criteria (Technical Specification)
Following topics to be discussed for step by step to cover this article of HVAC System Design Criteria. This article defines criteria for the…
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HVAC Interface with Fire and Gas Detection Systems
Smoke detectors associated with the fire detection systems shall be installed in the HVAC air distribution system as per NFAP 90A requirements. Gas detectors,…
Read articleHVAC Hydronic (chilled water) system
Chilled water system shall be selected based on a 7 °C ±1 °C delta T operating temperature. Chilled water return temperature shall not be…
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HVAC Duct Design
Air distribution systems shall be designed in accordance with ASHRAE Fundamentals Handbook with the preference for equal friction method. Air duct material selection criteria…
Read articleHVAC Ventilation System | HVAC Exhaust Air System
HVAC Ventilation System Outside air intake shall be sufficient to allow building spaces to meet the definition of acceptable indoor air quality and minimum…
Read articleHVAC System Filtration
HVAC Filtration Return and outside air shall be provided with air filter. Filter type and efficiency shall be based on the required cleanliness of…
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Zoning of rooms/space within one group to be served by common air conditioning unit(s) due to similarity in rooms/space thermal load, load profile or…
Read articleHVAC Design Conditions
HVAC Load Calculations HVAC load calculations shall use HAP (Hourly Analysis Program) or Elite (CHVAC) load calculation software. Calculations shall be computer generated for…
Read articleFundamentals of HVAC Control Systems
This article describes the minimum requirements for HVAC control systems consisting of sensors, indicators, actuators, final control elements, interface equipment, other apparatus, accessories, and…
Read articleElectric Duct Mounted Heaters for HVAC System
This article describes the minimum requirements for electric duct mounted heaters. Duct heaters shall have components mounted and wired at the factory and terminated…
Read articleHumidifier For HVAC System | Air Conditioning Systems
This article describes the minimum requirements for humidifiers for use with HVAC systems, including in duct mounted and space mounted humidifiers. Humidifier Working Principle…
Read articleHVAC Chemical Filter Units
This article describes the minimum requirements for chemical filter units for use with HVAC systems. HVAC Chemical Filter Units Submittals Product Data shall include…
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