Description

Two stage poppet type Relief Valve. Solenoid Unloading facility as an Optional feature. Vent Connection for remote control. Three Standard sizes in Sub-plate mounting construction. Five standard sizes in Threaded Construction.

Pilot operated pressure relief valve
Section

Unit Dimensions

Valve : Subplate mounting.

Size

Mass Kg.

H1

H2

H3

L1

L2

L3

L4

L5

M

W1

W2

Valve fixing screws S.H.C. Screw

Tightening torque

10

4.8

120

82

--

150

80

0

13.1

53.8

M12

80

53.8

M12 x 100 L, 4 nos.

120 Nm.

20

6.7

115

76

12

167

120

5

35.9

66.7

M16

100

70

M16 x 90 L, 4 nos.

295 Nm.

30

12

143

93

14

182

155

5

47.3

88.9

M18

120

82.6

M18 x 120 L, 4 nos.

405 Nm.

 

Valve : Threaded body

Size

Mass Kg.

G

H1

H2

H3

H4

H5

L1

L2

L3

L4

L5

W1

W2

D1

D2

20

4.8

G1

133

27

10

57

100

85

45

62

14

35.5

66

33

44

9

30

9.5

G1 1/2

170

42

13

80

138

100

54

72

18

41.5

86

43

60

11

 

Accessory : Subplate

Size

Model

B1

B2

B3

B4

B5

B6

B7

B8

B9

D1

D2

D3

D4

D5

D6

G

L1

L2

L3

10

1SR06G04

10

65

85

5.6

26.9

53.8

32.5

30.5

56.5

14

30

9

14.5

4.5

4.5

G1/2

10

30.2

0

20

1SR08G06

12

81

105

5.5

35

70

40.5

40.5

72.5

18

36

14

20

6.3

6.3

G3/4

12

48.8

23.8

1SR08G08

22.5

44

G1

30

1SR10G10

12

101

125

9.2

41.3

82.6

50.5

50.5

92

25

54

14

20

6.3

6.3

G1 1/4

12

55.3

31.8

1SR10G12

31.7

60

G1 1/2

 

Size

Model

L4

L5

L6

L7

L8

L9

L10

L11

L12

L13

L14

L15

L16

M

R1

R2

T1

T2

W

10

1SR06G04

22.1

22.1

47.5

53.8

10

45

85

85

60

110

130

31.8

65

M12

31

16

22

22

35

20

1SR08G06

11.1

33.4

55.6

66.7

8

52

112

124

102

146

170

43.7

84.5

M16

30

16

13

26

40

1SR08G08

30

1SR10G10

12.7

44.5

76.2

88.9

13

63

138

139

90

176

200

54.9

105

M18

40

16

15

30

42

1SR10G12

 

Technical Specifications
Construction ......................................... Two stage poppet valve.
Mounting .............................................. Threaded bodies; company standards Sub-Plate Mounting; ISO6264.
Mounting position .................................. Optional.
Flow direction ........................................ From port 'P' to port 'T'.
Operating pr. For valves with internal drain . For port P and X .............. 315 bar
For port T ......................... 60 bar
For valves with external drain .................. For port P and X ............. 315 bar
For port T ....................... 315 bar
For port Y ........................ 60 bar
Hydraulic medium .................................. Mineral oil.
Viscosity range ..................................... 10 cSt to 380 cSt.
Fluid temperature range ......................... -20 C to +70 C.
Fluid cleanliness requirement ................. As per ISO 16/13.
Maximum flow handling capacity ............ For valve size
10 .......................... 100 l/min.
20 .......................... 200 l/min.
30 .......................... 400 l/min.
Mass ................................................... Refer individual table.
Ordering Informations

 

Pilot operated Pr. Relief valve PPR
Pressure Adjustments
Subplate/Threaded Size
Mounting Styles
Pr. adjustment spring rating
Leakage Port
Provision for mounting Solenoid valve
Design Code Subject to Change.
Installation dimension remain
same for design code 10 thru 19
13

Product Code

 

All rights reserved.
Subject to revision.

Regd. office & Works :
78-80, Machhe Industrial Estate, Machhe, Belgaum - 590 014. Karnataka, INDIA. 
Phone :
+91-0831-2411001.  Fax : +91-0831-2411002 ,  
E-mail :
 
polyhydron@vsnl.com ,  Website :  www.polyhydron.com

 

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Polyhydron Pvt. Ltd, Belgaum, India.

Updated on May 11, 2010 05:20 pm .