6
Table 1 — Physical Data
LEGEND
*Evaporator coil fin material/condenser coil fin material. Contact your local
representative for details about coated fins.
†Weight of 14-in. roof curb.
**Single phase/three-phase.
††Rollout switch lockout is manually reset by interrupting power to unit or
resetting thermostat.
NOTES:
1. The 48TJ004-007 units have a loss-of-charge (low pressure) switch
located in the liquid line.
2. High-static motor not available on single-phase units.
UNIT SIZE 48TJ E/F004 D/E/F005 D/E/F006 D/E/F007
NOMINAL CAPACITY (tons) 3456
OPERATING WEIGHT (lb)
Unit
Al/Al* 460 470 490 565
Al/Cu* 465 476 497 576
Cu/Cu* 468 482 505 587
Economizer
Durablade 34 34 34 34
EconoMi$er 47 47 47 47
Roof Curb† 115 115 115 115
COMPRESSOR Reciprocating
Scroll
Quantity 1111
No. Cylinders (per Circuit) 2222
Oil (oz) 50 50 50 54
REFRIGERANT TYPE R-22
Expansion Device Acutrol™ Metering Device
Operating Charge (lb-oz)
Circuit 1 4-4 6-6 6-14 9-0
Circuit 2 ————
CONDENSER COIL Enhanced Copper Tubes, Aluminum Lanced Fins
Rows...Fins/in. 1...17 2...17 2...17 2...17
Total Face Area (sq ft) 8.36 8.36 10.42 10.42
CONDENSER FAN Propeller Type
Nominal Cfm 3500 4000 4000 4000
Quantity...Diameter (in.) 1...22.0 1...22.0 1...22.0 1...22.0
Motor Hp...Rpm
1
/
4
...1100
1
/
4
...1100
1
/
4
...1100
1
/
4
...1100
Watts Input (Total) 325 325 325 325
EVAPORATOR COIL Enhanced Copper Tubes, Aluminum Double-Wavy Fins
Rows...Fins/in. 2...15 2...15 3...15 4...15
Total Face Area (sq ft) 4.17 5.5 5.5 5.5
EVAPORATOR FAN Centrifugal Type
Quantity...Size (in.) Std 1...10 x 10 1...10 x 10 1...11 x 10 1...10 x 10
Alt 1...10 x 10 1...10 x 10 1...10 x 10 —
High-Static 1...10 x 10 1...10 x 10 1...11 x 10 1...10 x 10
Type Drive Std Direct Direct Direct Belt
Alt Belt Belt Belt —
High-Static Belt Belt Belt Belt
Nominal Cfm 1200 1600 2000 2400
Maximum Continuous Bhp Std .34 .75 1.20 2.40
Alt 1.00 1.00 1.30/2.40** —
High-Static 2.40 2.40 2.90 2.90
Motor Frame Size Std 48 48 48 56
Alt 48 48 56 —
High-Static 56 56 56 56
Nominal Rpm High/Low Std 860/800 1075/970 1075/970 —
Alt 1620 1620 1725 —
High-Static 1725 1725 1725 1725
Fan Rpm Range Std — — — 1070-1460
Alt 760-1000 835-1185 900-1300 —
High-Static 1075-1455 1075-1455 1300-1685 1300-1685
Motor Bearing Type Ball Ball Ball Ball
Maximum Allowable Rpm 2100 2100 2100 2100
Motor Pulley Pitch Diameter Min/Max (in.) Std — — — 2.8/3.8
Alt 1.9/2.9 1.9/2.9 2.4/3.4 —
High-Static 2.8/3.8 2.8/3.8 3.4/4.4 3.4/4.4
Nominal Motor Shaft Diameter (in.) Std
1
/
2
1
/
2
1
/
2
5
/
8
Alt
1
/
2
1
/
2
5
/
8
—
High-Static
5
/
8
5
/
8
5
/
8
5
/
8
Fan Pulley Pitch Diameter (in.) Std ———4.5
Alt 4.5 4.0 4.5 —
High-Static 4.5 4.5 4.5 4.5
Belt, Quantity...Type...Length (in.) Std — — — 1...A...40
Alt 1...A...34 1...A...34 1...A...39 —
High-Static 1...A...39 1...A...39 1...A...40 1...A...40
Pulley Center Line Distance (in.) Std — — — 14.7-15.5
Alt 10.0-12.4 10.0-12.4 14.7-15.5 —
High-Static 10.0-12.4 10.0-12.4 14.7-15.5 14.7-15.5
Speed Change per Full Turn of Std ———80
Movable Pulley Flange (rpm) Alt 48 70 80 —
High-Static 65 65 60 60
Movable Pulley Maximum Full Turns Std ——— 5
From Closed Position Alt 555—
High-Static 6655
Factory Setting Std ——— 3
Alt 333—
High-Static 3
1
/
2
3
1
/
2
3
1
/
2
3
1
/
2
Factory Speed Setting (rpm) Std ———1225
Alt 856 975 1060 —
High-Static 1233 1233 1396 1396
Fan Shaft Diameter at Pulley (in.)
5
/
8
5
/
8
5
/
8
5
/
8
Al — Aluminum
Bhp — Brake Horsepower
Cu — Copper
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