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// CODE SNIPPET

6.4.3.3.3 Optimum Start Controls

Energy Standard for Buildings Except Low-Rise Residential Buildings 2016 of Illinois > 6 Heating, Ventilating, and Air Conditioning > 6.4 Mandatory Provisions > 6.4.3 Controls and Diagnostics > 6.4.3.3 Off-Hour Controls > 6.4.3.3.3 Optimum Start Controls
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Individual heating and cooling systems with setback controls and DDC shall have optimum start controls. The control algorithm shall, as a minimum, be a function of the difference between space temperature and occupied set point, the outdoor temperature, and the amount of time prior to scheduled occupancy. Mass radiant floor slab systems shall incorporate floor temperature into the optimum start algorithm.

Related Code Sections


6.4.3.3.3 Heating, Ventilating, and Air Conditioning, Optimum Start Controls
Individual heating and cooling systems with setback controls and DDC shall have optimum start controls. The control algorithm shall ...
Energy Standard for Buildings Except Low-Rise Residential Buildings 2016 of Illinois > 6 Heating, Ventilating, and Air Conditioning > 6.4 Mandatory Provisions > 6.4.3 Controls and Diagnostics > 6.4.3.3 Off-Hour Controls > 6.4.3.3.3 Optimum Start Controls
6.3 Heating, Ventilating, and Air Conditioning, Simplified Approach Option for HVAC Systems
shall have optimum start controls. The system shall comply with the demand control ventilation requirements in Section 6.4.3.8 ...
Energy Standard for Buildings Except Low-Rise Residential Buildings 2016 of Illinois > 6 Heating, Ventilating, and Air Conditioning > 6.3 Simplified Approach Option for HVAC Systems
(A) Special Equipment, Starting
The voltage at the fire pump controller line terminals shall not drop more than 15 percent below normal (controller-rated voltage) under motor ...
National Electrical Code 2017 of Illinois > 6 Special Equipment > 695 Fire Pumps > 695.7 Voltage Drop > (A) Starting
(A) Special Equipment, Starting
The voltage at the fire pump controller line terminals shall not drop more than 15 percent below normal (controller-rated voltage) under motor ...
National Electrical Code 2020 of Illinois > 6 Special Equipment > 695 Fire Pumps > 695.7 Voltage Drop > (A) Starting
(A) Equipment for General Use, Starting and Stopping
Each controller shall be capable of starting and stopping the motor it controls and shall be capable of interrupting the locked-rotor current ...
National Electrical Code 2017 of Illinois > 4 Equipment for General Use > 430 Motors, Motor Circuits, and Controllers > 430.82 Controller Design > (A) Starting and Stopping
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