Table 1 — physical data – Carrier 50LJ008-014 User Manual
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Table 1 — Physical Data
BASE UNIT 50LJ
008
009
012
014
NOMINAL CAPACITY (tons)
71/2
8V2
10
I
2
V
2
OPERATING WEIGHT (lb)
Unit
755
760
915
930
With Economizer
799
804
959
974
Roof Curb
143
143
143
143
COMPRESSOR
Hermetic
Quantity
2
2
2
2
Oil (oz) (each compressor)
55
55
70
70
REFRIGERANT TYPE
R-22
Operating Charge (Ib-oz)
Circuit 1
7- 0
7-0
9-7
8- 3
Circuit 2
5-12
6-2
8-6
8-11
CONDENSER FAN
Propeller
Qty...Diameter (in.)
1 ..26
1...26
1 . 26
1...26
Nominal Cfm
6500
6500
7000
7200
Motor Hp...Rpm
% ..1100
%...1100
1100
%...1100
CONDENSER COIL
Rows...Fins/in.
Total Face Area (sq ft)
2.17
18.0
Enhanced Copper Tubes, Aluminum Lanced Fin
2. 17
I
2...17
I
2.. 17
20 5
25.0
25.0
Size (in.)
15
X
15
15
X
15
15
X
15
15
X
15
Type Drive
Belt
Belt
Belt
Belt
Nominal Cfm
3000
3400
4000
5000
Maximum Continuous Bhp
2.4
2.4
2.4
42
Motor Frame
56
56
56
56
Fan Rpm Range
590-840
590-840
690-935
860-1080
Motor Bearing Type
Ball
Ball
Ball
Ball
Maximum Fan Rpm
2100
2100
2100
2100
Motor Pulley Pitch Diameter A/B (in.)
2.4/3 4
2 4/3.4
2.8/3.8
4.0/5 0
Fan Pulley Pitch Diameter (in.)
7.0
70
70
8.0
Belt — Type...Length (in.)
A...48
A .48
A...51
A...57
Pulley Center Line Distance (in.)
16.75-19.25
16 75-19.25
18.25-20 75
18.25-20 75
Speed Change per Full Turn of
50
50
50
44
Movable Pulley Flange (rpm)
Movable Pulley Maximum Full Turns
5
5
5
5
From Closed Position
Factory Setting — Full Turns Open
5
5
5
5
Factory Speed Setting (rpm)
590
590
690
860
Fan Shaft Diameter at Pulley (in.)
1
1
1
1
EVAPORATOR COIL
Enhanced Copper Tubes, Aluminum Double-Wavy Fin
Rows...Fins/in.
3. 15
3. .15
3 .15
4...15
Total Face Area (sq ft)
80
80
100
11.1
OUTDOOR-AIR INLET SCREENS
Qty...Size (in.)
Cleanable
1 20 X 25 X 1
1.. 16
X
25
X
1
RETURN-AIR FILTERS
Qty...Slze (In.)
Disposable
4..16x20x2 I 4...16x20x2
|
4 20 x 20 x 2
4 20
X
20
X
2
LEGEND
Bhp —
Brake Horsepower