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UNIT 524J***A
NOMINAL CAPACITY (kW)
OPERATING WEIGHT (kg)
Base Unit with TXV
Plenum
FANS
Qty...Diam. (mm)
Nominal Airflow (L/s)
Airflow Range (L/s)
Nominal Motor Hp (Standard Motor)
208/230-1-60
208/230-3-60 and 460-3-60
575-3-60
Motor Speed (r/s)
208/230-1-60
208/230-3-60 and 460-3-60
575-3-60
REFRIGERANT
Operating charge (kg) (approx per
circuit)*
DIRECT - EXPANSION COIL
Max Working Pressure (kPag)
Face Area (sq m)
No. of Splits
No. of Circuits per Split
Split Type...Percentage
Rows...Fins/m
PIPING CONNECTIONS
Quantity...Size (in.)
DX Coil — Suction (ODF)
DX Coil — Liquid Refrigerant
(ODF)
Steam Coil, In (MPT)
Steam Coil, Out (MPT)
Hot Water Coil, In (MPT)
Hot Water Coil, Out (MPT)
Condensate (PVC)
FILTERS
Quantity...Size (mm)
Access Location
STEAM COIL†
Max Working Pressure (kPag at
126°C)
Total Face Area (sq m)
Rows...Fins/m
HOT WATER COIL†
Max Working Pressure (kPag)
Total Face Area (sq m)
Rows...Fins/m
Water Volume
(L)
(m
)
3
LEGEND
DX
— Direct Expansion
IDF
— Inside Diameter, Female
ODF
— Outside Diameter, Female
ODM — Outside Diameter, Male
TXV
— Thermostatic Expansion Valve
* Units are shipped without refrigerant charge.
† Field-installed accessory only.
Table 2 — 524J***A Physical Data, SI — Cooling Units
07A
08A
21
181
183
80
1...381
1...381
1133
1604
850-1416
1203-2006
0.97
1.79
1.79
1.79
0.75
1.49
28.8
28.8
28.8
28.8
28.8
28.8
1.36
1.36
Enhanced Copper Tubes, Aluminum Sine - Wave Fins
4481
4481
0.62
0.77
1
12
—
4...591
4...591
1...1-1/8
1...1-1/8
1...5/8
1...5/8
1...2-1/2
1...2-1/2
1...1-1/2
1...1-1/2
1...1-1/2
1...1-1/2
1...1-1/2
1...1-1/2
4...406 x 610 x 51
138
138
0.62
0.62
1...355
1...355
1034
1034
0.62
0.62
2...335
2...335
31.4
31.4
0.031
0.031
12A
26
35
193
80
80
1...381
1888
1416-2360
—
1.79
1.49
—
28.8
28.8
R-410A
0.68/0.68
4481
0.93
1
2
15
9
—
Face...50/50
4...591
2...1-1/8
2...5/8
1...2-1/2
1...1-1/2
1...1-1/2
1...1-1/2
1...1-5/8 ODM / 1-1/4 IDF
Throwaway — Factory Supplied
Either Side
138
0.62
1...355
1034
0.62
2...335
31.4
0.031
9
14A
16A
43
52
315
323
102
102
2...381
2...381
2360
2831
1770-2949
2124-3539
—
—
2.16
2.16
2.24
2.24
—
—
28.8
28.8
28.8
28.8
0.90/0.90
1.13/1.13
4481
4481
0.93
1.64
2
2
12
16
Face...50/50
Face...50/50
4...591
4...591
2...1-1/8
2...1-1/8
2...5/8
2...5/8
1...2-1/2
1...2-1/2
1...1-1/2
1...1-1/2
1...2
1...2
1...2
1...2
4...406 x 508 x 51
4...406 x 610 x 51
138
138
1.24
1.24
1...394
1...394
1034
1034
1.24
1.24
2...335
2...335
52.6
52.6
0.052
0.052
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