hydraulic gear pump with relief valves for LCH Precision Technology Co., Ltd

Gear Pump With Relief Valves
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Model  PR2 Series

Feature:
  • Pressure max:250kgf/cm2
  • Displacement max:0.8cc/rev~7.8cc/rev
  • Mounting Type: SAE 2-bolt, European & DIN 4- bolt
  • above are hydraulic pump function
  • hydraulic gear pump with relief valves integrated ranging from 0.8~12cc/rev is available with NPT or BSP Threads as customers' requirement.
  • hydraulic pump distributors produce hydraulic gear pump with relief valves can operate at a maximum of 250bar (3500 psi) pressure and also 1800 rpm.
  • Furthermore it is available with various Flange and Axle options: SAE 2bolt, DIN 4bolt and European 4 bolt
  • shaft type: W: tang shaft, X: Straight shaft, Y: Spline shaft, Z: Taper shaft
  • Inlet and outlet: Flange type, G, BSP PF type, PT type, NPT type, and UNF type.
  • Adjustable pressure : S1: 5-70kg/fcm2; S2: 40~250kgf/cm2
How to order:

Description of each model code:

Model Number: PR2-008-R-Y1-4BDB-P1-S2

 

Model code

Descriptions

1

PR2

Series Number

Gear Pump with relief valve

2

008

Displacement

008:0.8cc/rev

010:1cc/rev

020:2cc/rev

030:3cc/rev

040:4cc/rev

050:5cc/rev

060:6cc/rev

080:7.8c/rev

3

R

Rotation Directional

(Viewed from shaft side)

R:Clockwise 
L:Counter- clockwise

4

X

Shaft Type

X: Straight Shaft

Y: Spline Shaft

Z: Taper Shaft

5

2B

2B:SAE 2-bolt

4BDA:DIN 4-bolt (Type A)

4BDB:DIN 4-bolt (Type B)

4BE: European 4-bolt

6

F

P

G

N

U

Flange type (F1-F2)

PT thread (P1-P2)

G, BSP, PF thread (G1-G2)

NPT (N1-N2)

UNF (U1-U2)

Specification Table

Model Number

Accurate Displacement Capacity
cc/rev

Operational Pressure
kgf/cm2

Max. Pressure
kgf/cm2

Rate Speed
r.p.m.

Max. Speed
r.p.m.

Min. Speed
r.p.m.

Weight
kg

PR2-008

0.8

210

250

1800

4500

1000

1.0

PR2-010

1

210

250

1800

4500

1000

1.0

PR2-020

2

210

250

1800

4500

600

1.05

PR2-030

3

210

250

1800

4500

600

1.15

PR2-040

4

210

250

1800

4000

600

1.18

PR2-050

5

210

250

1800

3200

600

1.2

PR2-060

6

210

250

1800

3200

600

1.3

PR2-080

7.8

175

210

1800

3200

600

1.4

 

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Model  PR3 Series
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