Liberty LL12 Heavy-Duty Progressive Cavity Abrasives Pump from

Liberty LL12 Heavy-Duty Progressive Cavity Abrasives Pump from

LIBERTY SERIES - LL12
Progressive Cavity Pump
Liberty LL12
123
187
123-380
251.5
GPM
380
0-225
GPM
PSI
Features
Pump Description
• Modular Design
• Maintenance Free
• Easy Assembly/Disassembly
• Simple Pin Joint Design
• Non-Pulsating Low Shear
• NPT Discharge Connection
The Liberty LL12 Progressive Cavity Pump is an ideal
industrial-sized heavy-duty pumping unit for abrasive pumping
applications like thickened grease, scum and slurries. The Liberty
LL12 Series PC Pump is a standard flanged pump manufactured
with cast iron or 316 stainless steel casings and designed in 1, 2,
and 3 stages for 75, 150 and 225 psi discharge pressures.
Materials
The pump unit is a modular design with simple hardened pinned
joint drive assembly. Rotors are typically hardned tool steel or 316
stainless steel with a hard chrome plating for long life in abrasive
and erosive applications. All other wetted parts are either carbon
steel or 316 stainless steel for added durability.
Rotor: Tool Steel & Stainless Steel, Chrome-Plated
Stator: Buna, Rubber, Viton™, EPDM
Motor: 3, 5, 7.5, 10, 15, 20, and 25 hp
Inlet: 8”
Outlet: 6”
Bases: Carbon Steel and Stainless Steel
Stators are available in many elastomer materials such as buna,
natural rubber, epdm and viton.The standard seal design is a set of
gland packing with Lantern Ring and Flush Connections.
Mechanical seal options are readily available.The Liberty unit is a
low-cost, maintenance free, dependable drop-in replacement pump
which will give you the service you need at a price you can afford.
The Liberty LL12 Progressive Cavity Pump parts are direct
aftermarket replacements that work with the Moyno™ L12 Series,
Tarby™ TL12 Series and Continental™ CL12 Series.*
Contact a Liberty Process representative today for more
information about the LL12 Series.
Curves
Click Links Below
1-Stage
1LL12
2-Stage
2LL12
3-Stage
3LL12
Drawings
Click Links Below
1-Stage
1LL12
2-Stage
2LL12
3-Stage
3LL12
P: 847.640.7867 F: 847.640.7855
2525 Clearbrook Drive Arlington Heights, IL 60005
www.libertyprocess.com
LIBERTY SERIES - 1LL12
Progressive Cavity Pump
Performance Curves
100
200 300
400
500
600
NPSH
REQ’D
1.2
2.3
3.4
5.6
8.4
11.2
3
5
5
7-1/2
10
10
MIN.
HP
70 Durometer
55 Durometer
Data Based on water @70°F
CAPACITY (GPM)
300
24
250
20
200
16
150
12
100
8
50
4
0
0
10
20
30
40
50
60
70
HORSEPOWER
RPM
0
80
DIFFERENTIAL PRESSURE (PSI)
1 Stage Pump
P: 847.640.7867 F: 847.640.7855
2525 Clearbrook Drive Arlington Heights, IL 60005
www.libertyprocess.com
LIBERTY SERIES - 2LL12
Progressive Cavity Pump
Performance Curves
100
200 300
400
500
600
NPSH
REQ’D
1.2
2.3
3.4
5.6
8.4
11.2
7-1/2 10
15
15
20
MIN.
HP
70 Durometer
5
55 Durometer
Data Based on water @70°F
CAPACITY (GPM)
300
30
250
25
200
2015
150
8
100
10
50
5
0
0
20
40
30
80
100
120
140
HORSEPOWER
RPM
160
DIFFERENTIAL PRESSURE (PSI)
2 Stage Pump
P: 847.640.7867 F: 847.640.7855
2525 Clearbrook Drive Arlington Heights, IL 60005
www.libertyprocess.com
LIBERTY SERIES - 3LL12
Progressive Cavity Pump
Performance Curves
100
200 300
400
500
600
NPSH
REQ’D
1.2
2.3
3.4
5.6
8.4
11.2
5
10
15
15
20
25
MIN.
HP
70 Durometer
55 Durometer
Data Based on water @70°F
CAPACITY (GPM)
300
60
250
50
200
40
150
30
100
20
50
10
0
0
50
100
150
200
250
300
350
HORSEPOWER
RPM
0
400
DIFFERENTIAL PRESSURE (PSI)
3 Stage Pump
P: 847.640.7867 F: 847.640.7855
2525 Clearbrook Drive Arlington Heights, IL 60005
www.libertyprocess.com
LIBERTY SERIES - 1LL12
Progressive Cavity Pump
Dimensional Drawings
MIN. REQUIRED TO
DISASSEMBLE PUMP
37.75”
70.19”
SUCTION
31.44”
8.00”
DISCHARGE
6.00“
2.25”
21.00”
12.50”
6.31” 6.31”
14.69”
37.50”
1.00” Dia.
14.50”
Net weight
≈ lbs.
ALL DIMN: Inches
1 Stage Pump
880
P: 847.640.7867 F: 847.640.7855
2525 Clearbrook Drive Arlington Heights, IL 60005
www.libertyprocess.com
LIBERTY SERIES - 2LL12
Progressive Cavity Pump
Dimensional Drawings
MIN. REQUIRED TO
DISASSEMBLE PUMP
37.75”
85.88”
SUCTION
47.50”
8.00”
DISCHARGE
6.00“
2.25”
21.00”
12.50”
6.31” 6.31”
20.50”
12.37”
55.50”
1.00” Dia.
14.50”
Net weight
≈ lbs.
ALL DIMN: Inches
2 Stage Pump
1075
P: 847.640.7867 F: 847.640.7855
2525 Clearbrook Drive Arlington Heights, IL 60005
www.libertyprocess.com
LIBERTY SERIES - 3LL12
Progressive Cavity Pump
Dimensional Drawings
MIN. REQUIRED TO
DISASSEMBLE PUMP
37.75”
101.44”
SUCTION
62.69”
8.00”
DISCHARGE
6.00“
2.25”
21.00”
12.50”
6.31” 6.31”
27.00”
14.44”
69.00”
1.00” Dia.
14.50”
Net weight
≈ lbs.
ALL DIMN: Inches
3 Stage Pump
1200
P: 847.640.7867 F: 847.640.7855
2525 Clearbrook Drive Arlington Heights, IL 60005
www.libertyprocess.com