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Variable Speed Drives - Lovejoy - #25

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Text version of the page
Variable Speed Drives
Aluminoline Models 145 and 145-HD
Item Selection
Lovejoy
Aluminoline Series
Two-Side Moveable Adjustable Center Drives 1/3 through 3/4 HP "A" Belt
Ratio 2 to 1
Model 145 Spring-Loaded Driver Pulley
-4.81-H
UPC Number
Bore in
PD
Torque
HP Rating |
Min in
Max in
Capacity in-lb
1750 RPM
1150 RPM
18523
1/2
2.10
4.25
18
1/2
1/3
18525
5/8
18526
3/4
Model 145-HD Spring-Loaded Driver Pulley
UPC Number
Bore in
PD
Torque
HP Rating |
Min in
Max in
Capacity in-lb
1750 RPM
1150 RPM
42156
1/2
2.10
4.25
27
3/4
1/2
18533
5/8
42157
3/4
2.13 4.50
Note: ■ When referencing the Lovejoy UPC number in this table, include 685144 as a prefix to the numbers shown in the tables.
CD
(CENTER DISTANCE)
SHEAVE PD
145 / 145-HD Driven Sheave Selection Table
PD
Driven Speed Range
Driven Torque
Driven
1750 RPM Motor
1150 RPM Motor
145
145-HD
Sheave
Min
Max
Min
Max
in
RPM
RPM
RPM
RPM
in-lb
in-lb
4.0
920
1,855
605
1,220
17
19
5.0
735
1,485
485
975
21
24
6.0
615
1,235
405
810
25
28
8.0
460
925
305
610
34
38
10.0
370
740
245
485
42
48
12.0
310
615
205
405
50
56
NEMA Motor Frame
Recommended Motor Bases
48, 56
48 / 56, 135,
200
SMB - 143
56, 143T
SMB - 143
145 / 60
.31
T
"A" BELT
145 / 145-HD Belt Selection Chart
PD
Minimum Center Distance by Selected Sheave Size
Driven
"A" Belt Size1
Sheave
A26
A31
A33
A35
A38
A42
A46
A48
A51
A53
A55
A60
A62
(27.3)
(32.3)
(34.3)
(36.3)
(39.3)
(43.3)
(47.3)
(49.3)
(52.3)
(54.3)
(56.3)
(61.3)
(63.3)
in
in
in
in
in
in
in
in
in
in
in
in
in
in
4.0
7.2
9.7
10.7
11.7
13.2
15.2
17.2
18.2
19.7
20.7
21.7
24.2
25.2
5.0
6.4
8.9
9.9
10.9
12.4
14.4
16.4
17.4
18.9
19.9
20.9
23.4
24.4
6.0
—
8.1
9.1
10.1
11.6
13.6
15.6
16.6
18.1
19.1
20.1
22.6
23.6
8.0
—
—
7.3
8.3
9.8
11.9
13.9
14.9
16.4
17.4
18.4
20.9
21.9
10.0
—
—
8.0
10.1
12.1
13.1
14.6
15.7
16.7
19.2
20.2
12.0
—
—
—
—
10.3
11.3
12.8
13.8
14.9
17.4
18.4
Note: ■ 1 indicates: These are nominal belt sizes. The number in parentheses is the actual pitch length.
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