NRAK Series Compact DOAS

Compact & Versatile

NRAK Series Compact DOAS

As buildings and city centers continue to evolve, rooftop space comes more at a premium. At NexGen, our drive to provide the best solutions for customers has led to the development of our all-new compact dedicated outdoor air system. The NRAK Series delivers exceptional performance and versatility over its standard 3 – 90 ton range. Featuring a compact footprint with either vertical or horizontal discharge, it’s a perfect match for every application requiring dedicated outdoor air.

1 Series

3 Series

5 Series

7 Series

1 Series

Capacity from 3 - 10 Tons
Airflow: 750 - 2,500 CFM
Ultra-Small Footprint with
Energy Efficient Operation
100% OA, Recirculating
Mixed Operation

3 Series

Capacity from 10 - 25 Tons
Airflow: 2,500 - 6,250 CFM
Fits Many Competitor’s
Footprints with More Capacity
100% OA, Recirculating, Mixed
Air, Energy Recovery, and Exhaust Operation

5 Series

Capacity from 20 - 45 Tons
Airflow: 5,000 - 11,000 CFM
Small Footprint with Large
Heating Capacity
100% OA, Recirculating, Mixed Air, Energy Recovery, and Exhaust Operation

7 Series

Capacity from 45 - 90 Tons
Airflow: 11,250 - 19,000 CFM
Fits Many Competitor’s
Footprints with More Capacity
100% OA, Recirculating, Mixed Air, Energy Recovery, and Exhaust Operation

STANDARD & OPTIONAL

NRAK Series Features

Capacity from 3 – 90 tons
Airflow from 750 – 19,000 CFM
Hinged, Double-Walled Access Doors
6-Row Intertwined Air Coils
Modulating Reheat Circuit
Switchable SubCooling Circuit

Scroll Compressors with Lead VFD
All-Digital Controls with BAS Integration
Direct Drive EC Plenum Supply Blowers
Modulating Electric or Gas Heat
2500 Hour Salt-Spray Rated Cabinet
MicroChannel Condenser Coils

Up to 6” of Media Filtration
Multiple Service Access Points
Reduced Cabinet Weight
Compact Footprint
10,000 Hour Corrosion Protection (Optional)
2” Foam-Injected Double-Wall Construction (R-13)

DIMENSIONS & SPECIFICATIONS

NR Series Dimensions

Series 1 Cabinet

Series 3 OA Only Cabinet
Series 3 Return Module Cabinet
Series 3 Wheel Module Cabinet

Series 5 OA Only Cabinet
Series 5 Return Module Cabinet
Series 5 Wheel Module Cabinet

Series 7 OA Only Cabinet
Series 7 Return Module Cabinet
Series 7 Wheel Module Cabinet

Horizontal Discharge

Vertical Discharge

Model	Tonnage	Cabinet	Max Airflow	Heat Range	LENGTH OA ONLY (A)	LENGTH W/ RETURN (A)	LENGTH W/ WHEEL (A)	WIDTH (B)	HEIGHT (C)	Group
NRAK036	3	Series 1	750.00	up to 150	99.25	99.25	N/A	50.625	77.375	1
NRAK060	5	Series 1	1,250.00	up to 150	99.25	99.25	N/A	50.625	77.375	1
NRAK096	8	Series 1	2,000.00	up to 150	99.25	99.25	N/A	50.625	77.375	1
NRAK118	10	Series 1	2,500.00	up to 150	99.25	99.25	N/A	50.625	77.375	1
NRAK120	10	Series 3	2,500.00	up to 400	115.5	136.5	160.625	80.0	77.0	2
NRAK150	12	Series 3	3,125.00	up to 400	115.5	136.5	160.625	80.0	77.0	2
NRAK180	15	Series 3	3,750.00	up to 400	115.5	136.5	160.625	80.0	77.0	2
NRAK210	18	Series 3	4,375.00	up to 400	115.5	136.5	160.625	80.0	77.0	2
NRAK240	20	Series 3	5,000.00	up to 400	115.5	136.5	160.625	80.0	77.0	2
NRAK299	25	Series 3	6,250.00	up to 400	115.5	136.5	160.625	80.0	77.0	2
NRAK241	20	Series 5	5,000.00	up to 1200	151.875	185.125	209.625	85.0	98.0	3
NRAK300	25	Series 5	6,250.00	up to 1200	151.875	185.125	209.625	85.0	98.0	3
NRAK360	30	Series 5	7,500.00	up to 1200	151.875	185.125	209.625	85.0	98.0	3
NRAK420	35	Series 5	8,750.00	up to 1200	151.875	185.125	209.625	85.0	98.0	3
NRAK540	45	Series 5	11,000.00	up to 1200	151.875	185.125	209.625	85.0	98.0	3
NRAK541	45	Series 7	11,250.00	up to 1200	206.75	239.75	271.4375	100.0	110.0	4
NRAK600	50	Series 7	12,500.00	up to 1200	206.75	239.75	271.4375	100.0	110.0	4
NRAK660	55	Series 7	13,750.00	up to 1200	206.75	239.75	271.4375	100.0	110.0	4
NRAK720	60	Series 7	15,000.00	up to 1200	206.75	239.75	271.4375	100.0	110.0	4
NRAK840	65	Series 7	17,500.00	up to 1200	206.75	239.75	271.4375	100.0	110.0	4
NRAK960	80	Series 7	18,500.00	up to 1200	206.75	239.75	271.4375	100.0	110.0	4
NRAK09T	90	Series 7	19,000.00	up to 1200	206.75	239.75	271.4375	100.0	110.0	4

PRODUCT RESOURCES

NRAK Series Compact DOAS