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Table 1A — 40RM Physical Data, English — Cooling Units
LEGEND
*Units are shipped without refrigerant charge.
UNIT 40RM 007 008 012 014 016 024 028 034
NOMINAL CAPACITY (Tons) 67
1
/
2
10 12
1
/
2
15 20 25 30
OPERATING WEIGHT (lb)
Base Unit with TXV 381 385 405 670 685 690 1020 1030
Plenum 175 175 175 225 225 225 325 325
FANS
Qty...Diam. (in.) 1...15 1...15 1...15 2...15 2...15 2...15 2...18 2...18
Nominal Airflow (cfm) 2400 3000 4000 5000 6000 8,000 10,000 12,000
Airflow Range (cfm)
1800-
3000
2250-
3750
3000-
5000
3750-
6250
4500-
7500
6,000-
10,000
7,500-
12,500
9,000-
15,000
Nominal Motor Hp (Standard Motor)
208/230-1-60 1.3 2.4 — — — — — —
208/230-3-60 and 460-3-60 2.4 2.4 2.4 2.9 3.7 5.0 7.5 10.0
575-3-60 1.0 2.0 2.0 3.0 3.0 5.0 7.5 10.0
230-3-50, 400-3-50 2.4 2.4 2.9 2.9 2.9 5.0 7.5 10.0
Motor Speed (rpm)
208/230-1-60 1725 1725 — — — — — —
208/230-3-60 and 460-3-60 1725 1725 1725 1725 1725 1745 1745 1745
575-3-60 1725 1725 1725 1725 1725 1745 1755 1755
230-3-50, 400-3-50 1425 1425 1425 1425 1425 1425 1425 1425
REFRIGERANT R-22
Operating charge (lb)
(approx per circuit)*
3.0 3.0 1.5/1.5 2.0/2.0 2.5/2.5 3.5/3.5 4.5/4.5 5.0/5.0
DIRECT-EXPANSION COIL Enhanced Copper Tubes, Aluminum Sine-Wave Fins
Max Working Pressure (psig) 435
Face Area (sq ft) 6.67 8.33 10.0 13.25 17.67 19.88 24.86 29.83
No. of Splits 1122222 2
No. of Circuits per Split (3 Row/4 Row) 12/12 15/15 9/9 9/12 12/16 13/18 15/20 18/24
Split Type...Percentage — — Face...50/50
Fins/in. 15 15 17 15 15 17 15 15
STEAM COIL
Max Working Pressure (psig at 260 F) 20
Total Face Area (sq ft) 6.67 6.67 6.67 13.33 13.33 13.33 15.0 15.0
Rows...Fins/in. 1...9 1...9 1...9 1...10 1...10 1...10 1...10 1...10
HOT WATER COIL
Max Working Pressure (psig) 150
Total Face Area (sq ft) 6.67 6.67 6.67 13.33 13.33 13.33 15.0 15.0
Rows...Fins/in. 2...8.5 2...8.5 2...8.5 2...8.5 2...8.5 2...8.5 2...12.5 2...12.5
Water Volume
(gal) 8.3 13.9 14.3
(ft
3
) 1.1 1.85 1.90
PIPING CONNECTIONS,
Quantity...Size (in.)
DX Coil — Suction (ODF) 1...1
1
/
8
1...1
1
/
8
2...1
1
/
8
2...1
1
/
8
2...1
1
/
8
2...1
1
/
8
2...1
3
/
8
2...1
3
/
8
DX Coil — Liquid Refrigerant (ODF) 1...
5
/
8
2...
5
/
8
Steam Coil, In (MPT) 1...2
1
/
2
1...2
1
/
2
Steam Coil, Out (MPT) 1...
1
/
2
1...1
1
/
2
Hot Water Coil, In (MPT) 1...1
1
/
2
1...1
1
/
2
1...2
Hot Water Coil, Out (MPT) 1...1
1
/
2
1...1
1
/
2
1...2
Condensate (PVC) 1...1
1
/
4
ODM/1 IDF
FILTERS Throwaway — Factory Supplied
Quantity...Size (in.) 4...16 x 24 x 2
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
DX — Direct Expansion
TXV — Thermostatic Expansion Valve