The Reznor’s Model RCB Cooling Makeup Air Packaged Systems
The MAPS®III Series packaged rooftop units are designed to cool and heat high volumes of outside air year round for makeup air and ventilation applications. In addition, MAPSIII can provide significant capacities of space conditioning. Model RCB units are designed to provide an average cooling supply air temperature of 50° to 55°F in humid to temperate climates. All MAPSIII products feature the Reznor IQ digital controller to fully integrate all operation and external sensing into a stand-alone package or through native BacNet®, into a building management system.

Unit Features:
Supply Fan:
● 5,000 – 13,000 CFM
● Plenum or Forward Curve Blowers
● Belt Driven, Adjustable Sheave System
● Horizontal or Vertical Discharge
● Optional Unit or Field Mounted VFD
» Duct Static Pressure Control
» CO₂ Control
» Building Static Pressure Control
● Vibration Isolated Fan and Motor System
● Fan and Motor Lube Lines for Servicing

Mechanical Cooling
● R410A Refrigerant (Environmentally Friendly)
● High Outside Air Applications
● 3-8 Stages
● Scroll Compressor w/internal motor overload
● Compressor Anti-Cycle Programming
● Mechanical Gauge Connections
● Fully Interlaced Coils

Construction:
● Double Wall Construction Standard – R9 or higher value
● Hinged Access Doors with Handles
● Easy Access Compressor Section
● Unit or Field Mounted Disconnects
● 2” or 4” Permanent or Pleated Filters (MERV8 or MERV13 available)
● Optional Hail Guard
● Slide out and Sloped Stainless Steel Condensate Drain Pan
● 6 Point Base Lifting Connections
● Insulated, 16 Gauge, Downturn or Horizontal air Flow, Full Perimeter Curb
● G90 Galvanized Steel Substrate, 60 Gloss Finish
● Hold Door Open Service Hinges

Controls:
● 208/3, 230/3, 460/3, 575/3
● Isolated High Voltage Compartment
● Controller Output LED Status
● Test Mode
● Field Selectable Unit Configuration and Unit Mounted Display
● Optional Remote User Display
● Easy System Integration
» BacNet or Lon
● Optional Phase Loss, Smoke Detector, Filter Status
● Optional Weatherproof Convenience Power Outlet

Intake:
● 100% Outside Air Option
● 100% Outside & Return Air Option
» Economizer control
» CO₂ Control
» Building Static Pressure Control
» Manual Positioning External 0-10V Signal
● Optional Outside Air Hood with Washable 1” Filter

Warranty
● Standard one (1) Year Parts Warranty
● Optional Five (5) Year Compressor Warranty