Installation manual

16
5 SERIES 500RO11 INSTALLATION MANUAL
Physical Data - Air Handler
Model Nomenclature - Coil
Refrigerant Coil Compatibility
Air Handler Model Number (Refrigerant) NAH022 NAH026 NAH030 NAH036 NAH042 NAH048 NAH060
Evaporator
Coil
Air Coil Total Face Area - ft
2
[m
2
] 5.83 [0.54]
Tube Outside Diameter - in [mm] 3/8 [9.52]
Number of Rows 2 3
Fins Per Inch 12
Suction Line Connection - in [mm] Sweat 5/8 [15.87] 7/8 [22.22]
Liquid Line Connection - in [mm] Sweat 3/8 [9.52]
Refrigerant R-410a
Nominal Cooling Capacity - Ton [kW] 1.8 [6.44] 2.1 [7.59] 2.5 [8.79] 3.0 [10.55] 3.5 [12.30] 4.0 [14.06] 5 [17.58]
Condensate Drain Connection - (FPT) in [mm] 3/4 [19.05]
Blower Wheel Size - (Dia x W) in [mm] 11 x 10 [279 x 254]
Blower Motor Type/Speeds Variable Speed ECM
Blower Motor Output - hp [W] 1/2 [373] 1 [746]
Filter Standard - 1" [51mm] MERV3 Disposable - in [mm] 20 x 24 [508 x 635]
Electrical Characteristics (60hz) 208/230/60/1
Shipping Weight - lbs [kg] 215 [97.52] 220 [99.79]
Operating Weight - lbs [kg] 195 [88.45] 200 [90.71]
04/10/13
NR A C 026 C
1-2 3 4 5-7 8
Model
NR – Envision Series Refrigerant Coil
NH – Envision Series Hydronic Coil
Configuration
A – “A” Coil
Type
C - Coil
Cabinet
C – Enclosed (Cased)
U - Uncased
Capacity
Refrigerant (DX) Models
026 MBTUH
036 MBTUH
048 MBTUH
060 MBTUH
Hydronic Models
060 MBTUH
Rev.:
08 April 2013D
NOTE: All refrigerant coils include TXV.
Encased/Uncased Coil
Indoor Split Model
(Single)
Indoor Split Model
(Dual Capacity)
Outdoor Split Model
(Dual Capacity)
Recommended Airfl ow
(CFM)
NRAC026* NSZ022 - 800
NRAC026* - NDZ026 NDS026 925
NRAC026* NSZ030 - - 980
NRAC036* NSZ036 - - 1225
NRAC036* - NDZ038 NDS038 1225
NRAC048* NSZ042 - - 1425
NRAC048* NSZ048 - - 1625
NRAC048* - NDZ049 NDS049 1625
NRAC060* NSZ060 - - 1760
NRAC060* - NDZ064 NDS064 1760
NRAC060* NSZ070 - - 1760
NRAC060* - NDZ072 NDS072 1760
7/14/08