Pilot Operated Check Modular Valves

Specifications
Max. Operating
Max. Flow
Model Numbers Pressure
L/min (U.S.GPM)
MPa (PSI)
Standard MP*-03-*-20
Low Pilot Pressure 25 (3630) 70 (18.5)
MP*-03-*-2001
Control Type

Model Number Designation

F- MPA -03 -2 -20 *
Cracking
Valve Pressure Design Design
Special Seals Series Number
Size Number Standard
MPa (PSI)
MPA : Pilot Operated 20
F: Check Valve (Standard)
Special Seals for A-Line
for Phosphate MPB : Pilot Operated 2 : 0.2 (29) 2001
Ester Type Check Valve 03 (Low Pilot Refer to
Fluids for B-Line 4 : 0.4 (58) Pressure
(Omit if not MPW : Pilot Operated Control
required) Check Valve Type)
for A&B-Lines

Design Standards: None ........... Japanese Standard "JIS", European Design Standard and
N. American Design Standard

Graphic Detailed Graphic

Model No.
Symbols Symbols

MPA-03
P T B A TA A P B TB

MPB-03
P T B A TA A P B TB

MPW-03
P T B A TA A P B TB

610 03 Series Modular Valves

 MODULAR VALVES

Typical Performance Characteristics

Hydraulic Fluid: Viscosity 35 mm2/s (164 SSU), Specific Gravity 0.850

Pressure Drop Pressure Drop for Reversed Controlled Flow

PSI MPa PSI MPa
0.4 0.4
P

P
50 50
B-Line: MPA-03
Pressure Drop

Pressure Drop
40 0.3 40 0.3
A-Line: MPB-03
30 0.2 T-Line 30 0.2
20 20
0.1 0.1
10 P-Line 10
0 0 0
0
0 10 20 30 40 50 60 70 L /min 0 10 20 30 40 50 60 70 L /min

0 5.0 10.0 15.0 17.5 U.S.GPM 0 5.0 10.0 15.0 17.5 U.S.GPM
Flow Rate Flow Rate

F
Pressure Drop for Free Flow Min. Pilot Pressure
PSI MPa PSI MPa
0.8 12
110
MP*-03-4 140
100 0.7 0
Min. Pilot Pressure (PP)

PP P1 -2
10 -4
P

MP*-03-2
0.6 -0
3 20
2-

03 Series Modular Valves

80 -
120 P*
Pressure Drop

8 M - 03
0.5 P2
P*
60 M
0.4 80 6

40 0.3 4
1
0.2 40 3-4-200
2 MP *-0
20 1
0.1 3-2-200
MP -0 *
0 0
0 0 5 10 15 20 25 MPa
0 10 20 30 40 50 60 70 L /min

0 1000 2000 3000 3500 PSI

0 5.0 10.0 15.017.5 U.S.GPM
Flow Rate Supply Pressure (P2)

03 Series Modular Valves 611

 MPA-03-*-20/2001
MPB-03-*-20/2001
DIMENSIONS IN
MPW-03-*-20/2001 7(.28) Dia. Through MILLIMETRES (INCHES)
4 Places
92(3.62)
19 54

(.47)
12
(.75) (2.13)

(1.81)

(2.76)
A B

46

70
TA TB

(.07)
60

1.8
(2.36)
174(6.85)

(2.17)
55

Approx. Mass............ 3.5 kg (7.7 lbs.)

Spare Parts List

MPA-03-*-20 MPB-03-*-20
7 8 5 4 3 9 2 1 6

List of Seals
Item Name of Parts Part Numbers Qty. Remarks
8 O-Ring SO-NB-P24 2 Included in Seal Kit
7 11 8 5 10 4 3 9 O-Ring SO-NB-A014 5 Kit No.: KS-MPA-03-20

Low Pilot Pressure Control Type

(MPA-03-*-2001)

MPW-03-*-20

612 03 Series Modular Valves