Carrier REFRIGERANT R-410A User Manual
Page 7
7
Table 1C — 40RUS Physical Data, English — Chilled Water Units
LEGEND
UNIT 40RUS*
25
28
30
NOMINAL CAPACITY (Tons)
20
25
30
OPERATING WEIGHT (lb)
Base Unit
683
1035
1042
Plenum
225
325
325
FANS
Qty...Diam. (in.)
2...15
2...18
2...18
Nominal Airflow (cfm)
8,000
10,000
12,000
Airflow Range (cfm)
6,000 – 10,000
7,500 – 12,500
9,000 – 15,000
Nominal Motor Hp (Standard Motor)
208/230-3-60 and 460-3-60
5.0
7.5
10.0
575-3-60
5.0
7.5
10.0
Motor Speed (rpm)
208/230-3-60 and 460-3-60
1745
1745
1745
575-3-60
1745
1755
1755
CHILLED WATER COIL
Enhanced Copper Tubes, Aluminum Sine-Wave Fins
Max Working Pressure (psig)
435
Face Area (sq ft) – Upper
11.0
12.4
15.5
Face Area (sq ft) – Lower
8.3
12.4
12.4
Rows...Fins/in.
3...15
PIPING CONNECTIONS,
Quantity...Size (in.)
Chilled Water — In
2...1
3
/
8
ODM
2...2
1
/
8
ODM
2...2
1
/
8
ODM
Chilled Water — Out
2...1
3
/
8
ODM
2...2
1
/
8
ODM
2...2
1
/
8
ODM
Steam Coil, In (MPT)
1...2
1
/
2
Steam Coil, Out (MPT)
1...1
1
/
2
Hot Water Coil, In (MPT)
1...2
Hot Water Coil, Out (MPT)
1...2
Condensate (PVC)
1...1
1
/
4
ODM/1 IDF
FILTERS
Throwaway — Factory Supplied
Quantity...Size (in.)
4...16 x 20 x 2
4...16 x 24 x 2
4...20 x 24 x 2
4...20 x 25 x 2
Access Location
Either Side
STEAM COIL
‡
Max Working Pressure (psig at 260°F)
20
Total Face Area (sq ft)
13.33
15.0
15.0
Rows...Fins/in.
1...10
1...10
1...10
HOT WATER COIL
‡
Max Working Pressure (psig)
150
Total Face Area (sq ft)
13.33
15.0
15.0
Rows...Fins/in.
2...8.5
2...12.5
2...12.5
Water Volume
(gal)
13.9
14.3
(ft
3
)
1.1
1.90
‡
Field installed accessory only.