Catalogue - Variable Speed Drives - Lovejoy - (Version JPG)

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Shaft collar, Shaft coupling, Hub, Anti-vibration mount, Single pulley drive

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Aluminoline Series

Two-Side Moveable Adjustable Center Drives 1/2 through 1-1/2 HP "A" & "B" Belt

Ratio 2.7:1

Model 170 Spring-Loaded Driver Pulley


	Bore	PD		Belt	Torque	HP Rating I
UPC		Min	Max	Series	Capacity	1750	1150
Number	in	in	in		in-lb	RPM	RPM
18617	5/8	2.24	6.06	A
18618	3/4	2.24	6.06	A	27	3/4	1/2
18619	7/8	2.34	5.96	B
*Model 175 Spring-Loaded Driver Pulley*
	Bore	PD		Belt	Torque	HP Rating \|
UPC		Min	Max	Series	Capacity	1750	1150
Number	in	in	in		in-lb	RPM	RPM
18645	5/8	2.24	6.06	A
18646	3/4	2.24	6.06	A	36	1	3/4
18647	7/8	2.34	5.96	B

(CENTER DISTANCE)

Model 180 Spring-Loaded Driver Pulley


	Bore	PD		Belt	Torque	HP Rating I
UPC		Min	Max	Series	Capacity	1750	1150
Number	in	in	in		in-lb	RPM	RPM
18675	5/8	2.24	6.06	A
18676	3/4	2.24	6.06	A	54	1-1/2	1
18677	7/8	2.34	5.96	B

-—.66—-

.41

.31

"B" BELT

"A" BELT

170 /175 /180 Driven Sheave Selection Table


PD	Driven Speed Range				Driven Torque
Driven					170	175	180
Sheave	Min	Max	Min	Max
in	RPM	RPM	RPM	RPM	in-lb	in-lb	in-lb
4.0	1,025	2,605	675	1710	19	24	35
5.0	820	2,085	535	1370	24	30	45
6.0	685	1,735	450	1140	28	36	54
8.0	515	1,300	340	855	38	48	72
10.0	410	1,040	270	685	48	60	90
12.0	345	865	225	570	56	75	112


	NEMA Motor Frame	Recommended Motor Bases
	48, 56	48 / 56, 135,
	48, 56	200
	143T	SMB - 143
	143T	145 / 60
	145T	SMB - 184
	145T	301

Note: ■ Using an "A" section belt with the 170 / 175 / 180 series will actually increase the driven speed range. The maximum driven speed will be slightly higher and the minimum speed will be slightly lower.

170 /175 /180 Belt Selection

CO D


PD Driven Sheave in	Minimum Center Distance by Selected Sheave Size "B" Belt Size¹
PD Driven Sheave in	B31 (32.8) in	B33 (34.8) in	B35 (36.8) in	B38 (39.8) in	B42 (43.8) in	B46 (47.8) in	B48 (49.8) in	B51 (52.8) in	B53 (54.8) in	B55 (56.8) in	B60 (61.8) in	B62 (63.8) in
4.0	8.5	9.5	10.5	12.0	14.0	16.0	17.0	18.5	19.5	20.5	23.0	24.0
5.0	—	8.8	9.8	11.3	13.3	15.3	16.3	17.8	18.8	19.8	22.3	23.3
6.0	—	—	9.0	10.5	12.5	14.5	15.5	17.0	18.0	19.0	21.5	22.5
8.0	—	—	—	8.9	10.9	12.9	13.9	15.4	16.4	17.4	19.9	20.9
10.0	—	—	—	—	9.2	11.2	12.2	13.7	14.7	15.7	18.2	19.2
12.0	—	—	—	—	—	—	10.4	11.9	13.0	14.0	16.5	17.5

Note: ■ 1 indicates: These are nominal belt sizes. The number in parentheses is the actual pitch length.

Variable Speed Drives - Lovejoy - #27

Shaft collar, Shaft coupling, Hub, Anti-vibration mount, Single pulley drive