Heating Staging

The method of heating staging used by the unit. Select ÒSingle StageÓ for units with single stage (on/off) control. Select ÒMultiple, Discrete StagesÓ for units with multiple discrete stages (low-fire / high-fire). Select ÒModulatingÓ for units which contain modulating burners.

Data Type: 
Constrained List
Unit of Measure: 
Commercial, Residential, Multifamily
List Options Option Definition Unit of Measure
Modulating Modulating burners are designed to control the burner output (size of flame) to match the boilers variable load requirements, during this process the burner is designed to stay at the correct fuel air ratios across the complete firing range ensuring maximum combustion and boiler efficiencies None
Multiple discrete stages Operated with multiple, discrete stages, discrete unloading stages, or with stepped speed motors that are controlled to operate at discrete stages None
None None None
Not applicable Not applicable None
Other Other None
Single stage Operated with single stage (on/off) control None
Unknown Unknown None
Variable Operated at variable speeds or with modulating unloading None
Term ID: f2e049ee-f34a-40ab-9776-fabcbad9c3f9