Energence
®
Packaged Gas / Electric 45.7 to 88 kW - 50 Hz / Page 10
ECONOMIZER (continued)
Factory or Field Installed
•
outdoor enthalpy is less than the setpoint of the control
•
•
• One is installed in the outdoor air section
•
Field Installed
• Maintains constant outdoor air volume levels on the
•
Prodigy
®
unit controller changes the
supply fan speed changes on outdoor air volume levels
•
testing
NOTE
• Maintains constant building pressure level
• Includes a static pressure transducer and outdoor static
pressure assembly
•
Prodigy
®
unit
maintain a constant building pressure
NOTE
EXHAUST
Factory or Field Installed
•
•
• Exhaust hood is factory installed when dampers are
• Exhaust hood is furnished with dampers when ordered
• Bird screen furnished
•
• Provides exhaust air pressure relief
• Interlocked to run when supply air blower is operating
•
• Motor is overload protected
NOTE
Field Installed
•
•
•
• Field installed in return air duct
• Bird screen and hood furnished
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OPTIONS / ACCESSORIES