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// CODE SNIPPET

403.3.1.4 Variable Air Volume System Control

2015 Michigan Mechanical Code > 4 Ventilation > 403 Mechanical Ventilation > 403.3 Outdoor Air and Local Exhaust Airflow Rates > 403.3.1 Other Buildings Intended to Be Occupied > 403.3.1.4 Variable Air Volume System Control
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Variable air volume air distribution systems, other than those designed to supply only 100-percent outdoor air, shall be provided with controls to regulate the flow of outdoor air. Such control system shall be designed to maintain the flow rate of outdoor air at a rate of not less than that required by Section 403.3 over the entire range of supply air operating rates.

Related Code Sections


403.3.1.4 Ventilation, Variable Air Volume System Control
Variable air volume air distribution systems, other than those designed to supply only 100-percent outdoor air, shall be provided with controls ...
2015 Michigan Mechanical Code > 4 Ventilation > 403 Mechanical Ventilation > 403.3 Outdoor Air and Local Exhaust Airflow Rates > 403.3.1 Other Buildings Intended to Be Occupied > 403.3.1.4 Variable Air Volume System Control
6.5.11.1 Heating, Ventilating, and Air Conditioning, Condensers Serving Refrigeration Systems
system condenser control for air-cooled condensers shall use variable setpoint control logic to reset the condensing temperature setpoint in response ...
Energy Standard for Buildings Except Low-Rise Residential Buildings 2013 of Michigan > 6 Heating, Ventilating, and Air Conditioning > 6.5 Prescriptive Path > 6.5.11 Refrigeration Systems > 6.5.11.1 Condensers Serving Refrigeration Systems
6.5.4 Heating, Ventilating, and Air Conditioning, Hydronic System Design and Control
serving variable-flow systems having motors exceeding 5 hp shall have controls and/or devices (such as variable-speed control) that will result in pump ...
Energy Standard for Buildings Except Low-Rise Residential Buildings 2013 of Michigan > 6 Heating, Ventilating, and Air Conditioning > 6.5 Prescriptive Path > 6.5.4 Hydronic System Design and Control
6.5 Heating, Ventilating, and Air Conditioning, Prescriptive Path
than 30% of design wattage at 50% of design air volume: Refrigeration system condenser control for air-cooled condensers shall use variable setpoint ...
Energy Standard for Buildings Except Low-Rise Residential Buildings 2013 of Michigan > 6 Heating, Ventilating, and Air Conditioning > 6.5 Prescriptive Path
6.5.4.6 Heating, Ventilating, and Air Conditioning, Pipe Sizing
listed in Table 6.5.4.6 for the appropriate total annual hours of operation. Piping size selections for systems that operate under variable flow ...
Energy Standard for Buildings Except Low-Rise Residential Buildings 2013 of Michigan > 6 Heating, Ventilating, and Air Conditioning > 6.5 Prescriptive Path > 6.5.4 Hydronic System Design and Control > 6.5.4.6 Pipe Sizing
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