International comfort products FAS Series, Installation Instructions Manual, Page: 7 / 44

508 01 1603 01
Specifications subject to change without notice.
7
LEGEND
Table 8 — Physical Data (English) — 6 to 15 Ton Heat Pump Units (FHS)
FHS UNIT 072 072**AA2 091 120 180
NOMINAL CAPACITY (Tons) 6 6 7.5 10 15
OPERATING WEIGHT (lb)
Base Unit with TXV 381 381 385 427 713
Plenum 175 175 175 175 225
FANS
Qty...Diam. (in.) 1...15 1...15 1...15 1...15 2...15
Nominal Airflow (cfm) 2400 2400 3000 4000 6000
Airflow Range (cfm) 1800-3000 1800-3000 2250-3750 3000-5000 4500-7500
Nominal Motor Hp (Standard
Motor)
208/230-1-60 1.3 1.3 2.4 — —
208/230-3-60 and 460-3-60 2.4 2.4 2.4 2.4 3.7
575-3-60 1.0 1.0 2.0 2.0 3.0
Motor Speed (rpm)
208/230-1-60 1725 1725 1725 — —
208/230-3-60 and 460-3-60 1725 1725 1725 1725 1725
575-3-60 1725 1725 1725 1725 1725
REFRIGERANT R-410A
Operating charge (lb) (approx
per circuit)*
3.0 3.0 3.0 2.0/2.0 3.0/3.0
DIRECT-EXPANSION COIL Enhanced Copper Tubes, Aluminum Sine-Wave Fins
Max Working Pressure (psig) 650
Face Area (sq ft) 8.33 8.33 8.33 10.0 16.56
No. of Splits 1 1 1 2 2
No. of Circuits per Split 15 12 12 9 10
Split Type...Percentage — — — Face....50/50
Rows...Fins/in. 3...15 4...15 4...15 4...15 4...15
PIPING CONNECTIONS
Quantity...Size (in.)
DX Coil — Suction (ODF) 1...1 1 /
8
1...1 1 /
8
1...1 1 /
8
2...1 1 /
8
2...1 1 /
8
DX Coil — Liquid
Refrigerant (ODF)
1... 5 /
8
1... 5 /
8
1... 5 /
8
2... 5 /
8
2... 5 /
8
Steam Coil, In (MPT) 1...2 1 /
2
1...2 1 /
2
1...2 1 /
2
1...2 1 /
2
1...2 1 /
2
Steam Coil, Out (MPT) 1...1 1 /
2
1...1 1 /
2
1...1 1 /
2
1...1 1 /
2
1...1 1 /
2
Hot Water Coil, In (MPT) 1...1 1 /
2
1...1 1 /
2
1...1 1 /
2
1...1 1 /
2
1...2
Hot Water Coil, Out (MPT) 1...1 1 /
2
1...1 1 /
2
1...1 1 /
2
1...1 1 /
2
1...2
Condensate (PVC) 1...1 5 /
8
ODM / 1 1 /
4
IDF
FILTERS Throwaway — Factory Supplied
Quantity...Size (in.) 4...16 x 24 x 2 4...16 x 24 x 2 4...16 x 24 x 2 4...16 x 24 x 2
4...16 x 20 x 2
4...16 x 24 x 2
Access Location Either Side
STEAM COIL†
Max Working Pressure (psig at
260°F)
20
Total Face Area (sq ft) 6.67 6.67 6.67 6.67 13.33
Rows...Fins/in. 1...9 1...9 1...9 1...9 1...10
HOT WATER COIL†
Max Working Pressure (psig) 150
Total Face Area (sq ft) 6.67 6.67 6.67 6.67 13.33
Rows...Fins/in. 2...8.5 2...8.5 2...8.5 2...8.5 2...8.5
Water Volume
(gal) 8.3 8.3 8.3 8.3 13.9
(ft 3 ) 1.1 1.1 1.1 1.1 1.85
DX — Direct Expansion
TXV — Thermostatic Expansion Valve
* Units are shipped without refrigerant charge.
† Field-installed accessory only.