Multi-Position and Hydronic Air Handler – B Series

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Overview

The B Series offers several options for air handler flexibility, including electric or hot water heat, as well as standard or variable-speed motors.

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FlexCoil: One coil, any refrigerant.

This product makes it easier to transition to low-GWP in 2024 and beyond.

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Key Features
  • FlexCoil: Engineered for all refrigerants
  • Multi-position, hydronic for northern climates where heat can be supplied by electric or hot water
  • Plug and pay multi-function control board
  • Side return option available on 12-36 BTU/H models
  • Optional variable speed high-efficiency ECM motor for enhanced product performance
  • Optional easy-to-replace hot water kits, available factory or field installed
  • Field configurable for upflow and horizontal left and right
Specifications
  • Size: Available 1.5 – 5 tons
  • Motor: 3 Speed PSC and variable speed high-efficiency ECM motor
  • Heat: No heat, factory installed hot water heat, or field installed electric heat
Literature
B Series Products are Most Suited in the Following Regions
Nomenclature

This is an explanatory chart breaking down each component within your character string that identifies your product. Learn More

B C R M A3 9 24 S 3P 3
SERIES
B
Blower Motor
C: 3-speed PSC motor
V: Variable-speed high eff. ECM motor
Horizontal Drain Pan Position
R: Right-hand
O: No cooling coil
Airflow Config.
M: Multi-pos.
Slab No.
A1
A2
A3
etc.
Metering Device
0: No cooling coil
1: Piston (R-410A)
9: Non-bleed HP-A/C TXV (R-410A)
Unit Size
Slant Coil: 12, 18, 24, 25, 30, 36 (Side return capable)
A-coil: 31, 37, 42, 48, 60
Line Voltage Connection
S: Stripped wire
Heat Kit Option
Heat Options
00: No Heat
Hot Water Coil w/ Pump & Valve Assembly
2P: 2 row hot water coil (sizes 12-30, 36)
3P: 3 row hot water coil (all sizes)
4P: 4 row hot water coil (sizes 31, 37-60)
Hot Water Coil w/o Pump & Valve Assembly
2N: 2 row hot water coil (sizes 12-30, 36)
3N: 3 row hot water coil (all sizes)
4N: 4 row hot water coil (sizes 31, 37-60)
Voltage
1: 208/240V, 60Hz, 1ph.
3: 120V, 60Hz, 1ph.
4: 120V, 60Hz, 1ph. & 130F° aquastat
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