ARC Eligibility Requirements
This measure is available for retrofits only. ARC projects must be listed on BPA’s ARC qualified products list.
Qualifying ARC retrofit applications have the following characteristics:
- Heating type is electric or gas.
Existing RTU has the following characteristics:
- Cooling capacity equal to or greater than five tons,
- A unitary system (split-systems are not eligible); and
- A constant-speed supply fan (RTUs with variable speed fans are not eligible).
ARC Retrofit – Full ($250/Ton)
A VFD and controller for variable speed fan operation, or a multispeed motor and controller for multispeed fan operation.
Must also include a controller with both of the following capabilities:
- Digital, integrated economizer control with either differential dry-bulb, or enthalpy with fixed dry-bulb high-limit shut off; and
- Demand control ventilation with proportional control, based on CO2 sensor reading.
ARC Retrofit – Lite ($120/Ton)
A VFD and controller for variable speed fan operation, or a multispeed motor and controller for multispeed fan operation.