NU-AIR NU500 Heat Recovery Ventilator (HRV)

• Nominal CFM: 500 CFM.
• Performance: 460 CFM @ 0.4 in. W.G. (typical operating range).
• Maximum Airflow: Up to 554 CFM.
• Motors: Features two independently adjustable 2-speed PSC motors.
• Defrost Options: Available in Fan Shut Down (FP) or Damper Defrost (DP)
• Lightweight aluminum construction, saving 50% weight (55 lbs)
• Double door system for flexible installation
• High efficiency crossflow HRV core with sensible energy recovery
• Door-mounted pressure ports for easy air flow measurement
• Adjustable straps for easy hanging
• Removable wire blocks for safe wiring at floor level
  
• Indoor installation
  
• Cabinet LxHxW: 36 x 23 x 17 inches
• Duct connections: 10 x 6 inches
• Polypropylene crossflow core
• Independently adjustable 2-speed PSC motors, 1/3 hp
• Dual inlet, forward curve blowers
• Door-mounted pressure ports for easy air flow measurements
• Fan (exhaust only) or damper (recirculation) frost control options
• MERV 6 filters standard, MERV 8 or 13 optional
• Electrical: 115-120/1/60

CORE
Polypropylene crossflow core. Nu-Air part #PC1414A.
Dimensions: 14”L x 14”W x 14H”.

ELECTRICAL
115Volt, 60Hz, Supplied with 4FT power cord.
Unit FLA: 4.4 Amps MCA: 5.5 Amps MOCP: 15 Amps

MOTORS
Fractional 2 speed PSC motors. 1275 RPM. Nu-Air Part #50104.
Independent speed adjustment of either supply or exhaust motor in both high and low speed.

BLOWERS
Two forward curve, dual inlet fans using permanently sealed bearings.

CABINET
The case is constructed of .050 pre-painted white aluminum that is fully
insulated with 1” foil faced fibreglass insulation.
Drain connections: 1/2"(2). Nu-Air drain fitting part #50362. Cabinet

CONFIGURATION
Available in standard ‘C’ or reverse ‘G’ configuration. See drawings.

ELECTRONICS
Integrated microprocessor. Built in interlock contacts.
24V circuit protection with self resetting fuse.
12VDC and/or 24V connection for remote control with mechanical switch or any Nu-Air control.

DEFROST OPTIONS
Model NU500FP – Supply fan shuts down while exhaust air defrosts core.
Model NU500DP – Bypass damper routes indoor air to defrost core.

WEIGHT – 80lbs/36.3kg SHIPPING WEIGHT – 105lbs/47.6kg

WARRANTY:  Provided installation is in accordance with instruction, 15 year warranty on the HRV core and a 2 year warranty on replacement parts. (MUST BE INSTALLED BY A PROFESSIONAL INSTALLER)

FILTERS

MERV6     ½” Polyester Mesh 50938 (1 Set)
MERV8     1” Pleated 50810 (QTY 2)
MERV13   1” Pleated 50811 (QTY 2)

CONTROL OPTIONS
12 VDC controls available
Lumina (NAV-561) - Digital wall mounted control c/w, Dehumidistat, timer functions & filter change indicator

 24 V controls available
NAV-460 - 20/40/60 minute timer
Dstat-1 - Humidity control
WIN-1 – Humidity control c/w
Off/Standby/Continuous/Intermittent
WIN-20 – 20 minute push button timer (up to 6 per unit)
Any dry contact switch – By Other

DOWNLOADS

NU500 Manual

NU500 Specifications