Page 2
506650−01
Unit Dimensions − inches (mm)
TOP VIEW
OUTDOOR COIL
FAN
COMPRESSOR
VAPOR AND
LIQUID LINE
CONNECTIONS
VAPOR LINE
CONNECTION
LIQUID LINE
CONNECTION
2-3/4 (70)
A
Electrical
Inlets
TOP VIEW BASE SECTION
4-3/8
(111)
Compressor
OPTIONAL UNIT
STAND-OFF KIT (4)
(FIELD−INSTALLED)
COIL DRAIN OUT-
LETS (AROUND PERI-
METER OF BASE)
B
A
OPTIONAL UNIT
STAND-OFF KIT (4)
(FIELD−INSTALLED)
2 (51)
3/4 (19)
INLET AIR
4-3/8
(111)
4-3/8
(111)
4-3/8
(111)
4-3/8
(111)
4-3/8
(111)
6-3/8
(162)
6-3/8
(162)
DISCHARGE
AIR
SIDE VIEW
INLET AIR
INLET AIR
INLET
AIR
SIDE VIEW
Model Numbers
A
B
TPA036H4N4
32−1/4 (819)
29−1/4 (743)
TPA042H4N4
32−1/4 (819)
37 (940)
TPA048H4N4
32-1/4 (819)
37 (940)
TPA060H4N4
32-1/4 (819)
43−1/4 (1099)
Model Number Identification
T P A
Y
1
036 H
4
4 N
Major Design Sequence
A = 1st Generation
B = 2nd Generation
Brand/Family
T = T−Class
Product Line
Unit Type
P = Heat Pump Outdoor Unit
Nominal Cooling Capacity − Tons
036 = 3 Tons
042 = 3.5 Tons
048 = 4 Tons
060 = 5 Tons
Cooling Efficiency
H = High Efficiency
Minor Design Sequence
1 = 1st Revision
2 = 2nd Revision
3 = 3rd Revision
Voltage
Y = 208/230V-3 phase-60hz
G = 460V-3 phase-60hz
Refrigerant Type
4 = HFC−410A
Part Load Capability
N = No part load, single stage compressor
Coil type
4 = Four−sided
