Counterbalance Cartridge Valves

Cartridge Type

Page

Standard, 280 Bar Maximum Setting

48

Standard, 350 Bar Maximum Setting

49

Semi-Restrictive, 280 Bar Maximum Setting

50

Semi-Restrictive, 350 Bar Maximum Setting

51

Restrictive, 280 Bar Maximum Setting

52

Restrictive, 350 Bar Maximum Setting

53

Without Pilot Assist, 3 Port Cavity

54

Atmospherically Referenced, 3 Port Cavity

55

4 2 1

Vented, 280 Bar Maximum Setting

56

4 2 1

Vented, 420 Bar Maximum Setting

57

UK Shortcut Catalogue #999-901-244

47

Counterbalance Valves Relief Valves STANDARD, 280 BAR MAXIMUM SETTING PILOT OPERATED, BALANCED PISTON
Turn screw clockwise to reduce Full Adjustment 5 Turns setting and release load. + - 3 3/4 Turns Complete Adjustment
+

2
2 1

c b
3 Pilot

c
Locating Shoulder
Locating Shoulder

Outlet
Load 1

2 2 Valve

Inlet 1

Typical Typical Capacity Cartridge Cavity Capacity Cartridge a Model Code Cavity Model Code 60 L/min. T 11A CBCA LHN 12 GPM T - 162A 1.22 RPCC LAN 120 L/min. T - 2A CBEA LHN 25 GPM T 10A 1.56 RPEC LAN 240 L/min. T - 17A CBGA LHN 50 GPM T - 3A 1.88 RPGC LAN 480 L/min. T - 19A CBIA LHN 100 GPM T - 16A 2.44 RPIC LAN
200 GPM RPKC LAN T - 18A 3.13

Cartridge Dimensions Cartridge Dimensions c c a b L b L C 34,9 22,2 50 3/4 2.11 2.17 34,9 28,6 61 7/8 2.00 2.06 46 31,8 70 1 1/8 2.12 2.18 63,5 41,3 90 1 1/4 2.44 2.47
1 5/8 2.81 2.94

C 56 64 84 104

K 2.31 2.25 2.38 2.69 3.06

Installation Installation Torque Torque (Nm) (lb. ft.) 40/50 25/30 60/70 30/35 200/215 45/50 465/500 150/160
350/375

Performance Curves Performance Curves CBC* RPCC

5000

RPEC
5000

CBE*
30 25

30 25

Free Flow and Pilot Open Pressure Drop Typical Pressure Rise
P = bar
5000

RPGC

CBG*
30 25 20 15 10 5 0 0
40 60

RPIC
5000

CBI*
30 25

RPKC
5000

P = bar

P = bar

P = bar

P = psi

P = psi

P = psi

P = psi

3000 2000 1000 0 5

Piloted Ope Open 3000

3000 2000 1000

Free Flow

Piloted ed Open 3000

P = psi

4000

20 15 10 0 0 15
20

4000

2000
Free Flow

1000 30 45 25 = L/min. Q 0

20 15 10 5 0 0
30

Piloted Open

4000

4000

20 15 10 0

Piloted 4000 Open p

3000 2000
Free Flow

2000
Free Flow

60
10 20

30
40 50 Q

60

90

120
20

60
80 100 Q

1000 120 180 0 = L/min.

240
40 80 120

120
160 200 Q

1000 240 0 = L/min.

360
80

480

10

15

Flow = GPM

Flow = GPM

= L/min.0

Flow = GPM

Flow = GPM

Flow = GPM

160

240

320 400

I I I I I I I I I I I I

Load holding to 215 bar with 280 bar valve setting Maximum operating pressure = 5000 psi Maximum valve leakage at reseat = 0,4 cc/min. Will accept maximum pressure at Port 2. Reseat exceeds 85% of set pressure Back pressure on the tank port (port 2) is directly additive at a 1:1 ratio to the valve setting. Factory pressure setting established at 32,8 cc/min. Factory pressure settings established at 4 GPM Counterbalance should Typical responsevalves time 10 ms. be set at least 1.3 times the maximum load induced pressure. Back pressure at port 2 adds to the effective relief setting at a ratio of 1 plus the pilot ratio times the Maximum leakage = RPCC, RPEC: 2 in 3/min./1000 psi, RPGC: 3 in3/min./1000 psi, RPIC: 4 back pressure. 3 3 in /min./1000 psi, RPKC: 5 in /min./1000 psi. RPCC minimum setting for all spring ranges is 75 psi
Model Codes printed in Red are Preferred Versions and most readily available

OPTION ORDERING INFORMATION

RP C CB
Nominal Capacity C 60 L/min. E 120 L/min. G 240 L/min. I 480 L/min.
C E G I K Nominal Capacity

Version

Control**

Adjustment Range Cracking Pressure Seal Control** +$ 0.00 V Viton H 70 - 280 bar +$ 2.00 I 25 - 105 bar +$ 1.00 +$ 0,3 1.00 Bar Check Spring +$ 2.00 V Viton

Seal

12 GPM* $ Pilot 31.90 0.00Screw A 100 - 3000 psi A 3:1 Ratio L Standard Screw L +$ Standard 25 GPM $ 36.20 C Tamper Resistant 4.10 B 50 - 1500 psi B 1.5:1 Pilot Ratio C +$ Tamper Resistant (with sealed pilot) 50 GPM $ 51.80 K Handknob +$ 5.00 C 150 - 6000 psi

+$ 1,7 0.00 N Buna-N Bar Check Spring +$ 0.00 N Buna-N

Y 2:1 Ratio 100 GPM $ Pilot 97.30 (with Bleed through 200 GPM Pilot) $187.00

N 60 - 800 psi Q 60 - 400 psi W 150 - 4500 psi

A 70 - 280 bar +$ 0.00

B 25 - 105 bar Adjustment Range Options: A, B, C, and W are standard set at 1000 psi. N Option is standard set at 400 psi . Adjustment Range Options: Q Option is standard set at 200 H psi . standard set at 210 bar. A and are ** See page 162* for information and Branges. are standard set at 70 bar. ** See page 162 for information Minimum setting 75 psiIon all Customer may specify setting. on Control Options on Control Options Customer may specify pressure setting. +$ 1.10

Visit www.sunhydraulics.com for detailed and complete technical information on our full line of products. Visit www.sunhydraulics.com for detailed and complete technical information on our full line of products. 6 US Shortcut Catalogue #999-901-243 48 UK Shortcut Catalogue #999-901-244

Counterbalance Valves Relief Valves STANDARD, 350 BAR MAXIMUM SETTING PILOT OPERATED, BALANCED PISTON
Turn screw clockwise reduce Full Adjustment 5 to Turns setting and release load. + - 3 3/4 Turns Complete Adjustment
+

1
3

c
b

c
Locating Shoulder
Locating Shoulder

3 Pilot

2 2 Valve

Outlet
Load 1

Inlet 1

Capacity Capacity 60 L/min. 12 GPM 120 L/min. 25 GPM 240 L/min. 50 GPM 480 L/min. 100 GPM

Typical Cartridge Cavity Typical Model Cartridge Code Cavity Model Code T - 11A CBCG LJN T - 162A RPCC LAN T - 2A CBEG LJN T - 10A RPEC LAN T - 17A CBGG LJN T - 3A RPGC LAN T - 19A CBIG LJN T - 16A RPIC LAN

a 1.22 1.56 1.88 2.44 3.13

Cartridge Dimensions Cartridge Dimensions c a b c L b L C 34,9 22,2 50 3/4 2.11 2.17 34,9 28,6 61 7/8 2.00 2.06 46 31,8 70 1 1/8 2.12 2.18 63,5 41,3 90 1 1/4 2.44 2.47

C 56 64 84 104

K 2.31 2.25 2.38 2.69 3.06

Installation Torque Installation (Nm) Torque (lb. ft.) 40/50 25/30 60/70 30/35 200/215 45/50 465/500 150/160

200 GPM

RPKC LAN

T - 18A

1 5/8

2.81

2.94

350/375

Performance Curves Performance Curves CBC* RPCC

5000

RPEC
5000
Piloted Ope Open

CBE*
30 25

30 25

Free Flow and Pilot Open Pressure Drop Typical Pressure Rise 30
P = bar
5000

RPGC

CBG*

RPIC
5000

CBI*
30 25

RPKC
5000

25 20 15 10 5 0 0
40 60

P = bar

P = bar

P = bar

P = psi

P = psi

P = psi

P = psi

3000 2000 1000 0 5

3000 2000

3000 2000 1000

Free Flow

Piloted ed Open 3000

P = psi

4000

20 15 10 0 0 15
20

4000

Free Flow

30

1000 45 0

20 15 10 5 0 0
30

Piloted Open

4000

4000

20 15 10 0

4000 Piloted Open p 3000 2000

Free Flow

2000
Free Flow

60
10 20

30
40

60

90

120
20

60

1000 120 180

240
40 80 120

120
160 200 Q

1000 240 360 0 = L/min. 80

480

10

15

Q = L/min. 25
I I I I I I I I I I I I

Flow = GPM

Flow = GPM

Q 50 = L/min. 0

Flow = GPM

Q 80 100

= L/min.0

Flow = GPM

Flow = GPM

160

240

320 400

Load holding to 270 bar with 350 bar valve setting Maximum operating pressure = 5000 psi Maximum valve leakage at reseat = 0,4 cc/min. Will accept maximum pressure at Port 2. Reseat exceeds 85% of set pressure Back pressure on the tank port (port 2) is directly additive at a 1:1 ratio to the valve setting. Factory pressure setting established at 32,8 cc/min. Factory pressure settings established at 4 GPM Counterbalance valves should be set at least 1.3 times the maximum load induced pressure. Typical response time 10 ms. Back pressure at port 2 adds to the effective relief setting at a ratio of 1 plus the pilot ratio times Maximum leakage = RPCC, RPEC: 2 in 3/min./1000 psi, RPGC: 3 in3/min./1000 psi, RPIC: 4 the back pressure. in3/min./1000 psi, RPKC: 5 in3/min./1000 psi. RPCC minimum setting for all spring ranges is 75 psi
Model Codes printed in Red are Preferred Versions and most readily available

OPTION ORDERING INFORMATION

RP C CB
Nominal Capacity C 60 L/min. E 120 L/min. G 240 L/min. I 480 L/min.

Nominal Capacity C E G I K

Version

Control**

Adjustment RangeCracking Pressure Seal Control**

Seal

12 GPM* $ 31.90 L Standard ScrewL Standard +$ 0.00 A 100 - 3000 psi G 4.5:1 Pilot Ratio Screw 25 GPM $ Pilot 36.20 +$ 4.10 B 50 - 1500 psi H 10:1 RatioC Tamper Resistant C Tamper Resistant 50 GPM $ 51.80 K Handknob L 2.3:1 Pilot Ratio (with sealed pilot) 100 GPM $ 97.30 200 GPM $187.00 +$ 5.00 C 150 - 6000 psi N 60 - 800 psi Q 60 - 400 psi W 150 - 4500 psi

+$ 1,7 0.00 N Buna-N Bar Check Spring +$ 0.00 N Buna-N +$ 140 0.00 V Viton J - 350 bar +$ 70 2.00 K - 175 bar +$ 1.00
Bar Check Spring +$ 0,3 1.00 C - 350 bar +$ 140 0.00

+$ 2.00 V Viton

D 70 - 175 bar Adjustment Range Options: A, B, C, and W are standard set at 1000 psi. N Option is standard Adjustment set at 400 psi . Range Options: Q Option is standard set J at 200 . standard set at 210 bar. and Cpsi are ** See page 162 for information Minimum setting 75 psi allD ranges. ** See page 162 * for information Kon and are standard set at 140 bar. on Control Options on Control Options Customer may specify pressure setting. +$ 1.10 Customer may specify setting.

Visit www.sunhydraulics.com for detailed and complete technical information on our full line of products. Visit www.sunhydraulics.com for detailed and complete technical information on our full line of products. 6 US Shortcut Catalogue #999-901-243 UK Shortcut Catalogue #999-901-244 49

Counterbalance Valves SEMI-RESTRICTIVE, 280 BAR MAXIMUM SETTING Relief Valves

Turn screw clockwise to reduce PILOT OPERATED, BALANCED PISTON setting and release load. Complete Adjustment 3 3/4 Turns

Full Adjustment 5 Turns + + -

c c

b
3 Pilot Shoulder

Locating Shoulder Locating

2 Valve

2 Outlet

Cartridge Dimensions Typical c Capacity Cartridge Cavity a b Cartridge Dimensions L Model Code Typical c 40 L/min. Cartridge 34,9 b 22,2 50 CBBC LHN CavityT - 11A a Capacity L C Code LHN 80 L/min. Model T - 2A 34,9 28,6 61 CBDC 12 GPM T - 162A 1.22 3/4 2.11 2.17 RPCC LAN 160 L/min. T - 17A 46 31,8 70 CBFC LHN 25 GPM T - 10A 1.56 7/8 2.00 2.06 RPEC LAN

C 56 64 84

Installation Torque (Nm) Installation 40/50 Torque K (lb. ft.) 60/70 2.31 25/30 200/215 2.25 30/35

Load

50 GPM 100 GPM 200 GPM

RPGC LAN RPIC LAN RPKC LAN

T - 3A T - 16A T - 18A

1.88 2.44 3.13

1 1/8 1 1/4 1 5/8

2.12 2.44 2.81

2.18 2.47 2.94

2.38 2.69 3.06

45/50 150/160 350/375

Inlet 1 Performance Curves

Performance Curves RPCC

CBB*

CBD*

CBF*

RPEC 30
25

Free Flow and Pilot Open Pressure Drop

RPGC 30
25

RPIC 30
25 20
5000 Piloted Open 10 4000 3000 0 2000 1000
Free Flow

RPKC
5000

P = bar

P = psi P = bar

20
Piloted Open 5000 10 4000

5000

P = psi

3000 2000 1000 0 5 10 15 20

0 3000 0 2000
1000

Free Flow

Free Flow

P = psi

4000

15

30

45

60

Q = L/min.
0 10 20 30 40 50

15 5000 Piloted Open 10 4000 5 0 3000 0 30 2000

1000 0 20

P = psi P = bar

Typical Pressure Rise 20

P = psi

4000 3000 2000 1000

60

90

120

60

120

180

240

Q = L/min.
40 60 80 100

Q = L/min.
0 40 80 120 160 200

Flow = GPM

I I I I I I I I I I I

25

Load holding 215 bar with 280 bar valve setting Flow = GPM Flow = GPM Flow = GPM Flow to = GPM Maximum valve leakage at reseat = 0,4 cc/min. Maximum operating pressure = 5000 psi Reseat exceeds 85% ofpressure set pressure Will accept maximum at Port 2. Factory pressure setting established cc/min. Back pressure on the tank port (port at 2)32,8 is directly additive at a 1:1 ratio to the valve setting. Counterbalance valves should be set at least 1.3 times the maximum load induced pressure. Factory pressure settings established at 4 GPM Back pressure at port adds Typical response time2 10 ms.to the effective relief setting at a ratio of 1 plus the pilot ratio times the back pressure. Maximum leakage = RPCC, RPEC: 2 in 3/min./1000 psi, RPGC: 3 in3/min./1000 psi, RPIC: 4 in3/min./1000 psi, RPKC: 5 in3/min./1000 psi. RPCC minimum setting for all spring ranges is 75 psi

80

160

240

320 400

OPTION ORDERING INFORMATION

Model Codes printed in Red are Preferred Versions and most readily available

RP C CB
Nominal Capacity B 40 L/min. D 80 L/min. F 160 L/min.

Nominal Capacity C E G I K

Version

Control**

Adjustment Range Cracking Pressure Seal Control** +$ 0.00 V Viton H 70 - 280 bar +$ 2.00 I 25 - 105 bar +$ 1.00 +$ 0,3 1.00 Bar Check Spring +$ 0.00 A 70 - 280 bar +$ 2.00 V Viton

Seal

12 GPM* $ 31.90 L Standard Screw L B 1.5:1 Pilot Ratio (with sealed pilot) 25 GPM $ 36.20 C Tamper Resistant C C 3:1 Pilot Ratio 50 GPM $ 51.80 K Handknob (with sealed pilot) 100 GPM $ 97.30 200 GPM $187.00

+$ 0.00Screw A 100 - 3000 psi Standard +$ 4.10 B 50 - 1500 psi Tamper Resistant +$ 5.00 C 150 - 6000 psi N 60 - 800 psi Q 60 - 400 psi W 150 - 4500 psi

+$ 1,7 0.00 N Buna-N Bar Check Spring +$ 0.00 N Buna-N

B 25 - 105 bar Adjustment Range Options: A, B, C, and W are standard set at 1000 psi . Adjustment Range Options: A and are N Option is standard set at 400 H psi . standard set at 210 bar. ** See page 162Q for information I and are Option is standard set at 200B psi . standard set at 70 bar. on Control Options may specify setting. ** See page 162 for information * Minimum setting 75Customer psi on all ranges. on Control Options Customer may specify pressure setting. +$ 1.10 Visit www.sunhydraulics.com for detailed and complete technical information on our full line of products.

Visit www.sunhydraulics.com for detailed and complete technical information on our full line of products. 50 UK Shortcut Catalogue #999-901-158 6 US Shortcut Catalogue #999-901-243

Counterbalance Valves SEMI-RESTRICTIVE, 350 BAR MAXIMUM SETTING Relief Valves

Turn screw clockwise to reduce PILOT OPERATED, BALANCED PISTON setting and release load. Complete Adjustment 3 3/4 Turns

Full Adjustment 5 Turns + + -

c c

b
3 Pilot Shoulder

Locating Locating Shoulder

Capacity 40 L/min. Capacity 80 L/min. 12 GPM 160 L/min. 25 GPM

2 Valve

2 Outlet

Cartridge Dimensions Typical c Cartridge Cavity a b Cartridge Dimensions L Model Code Typical c 34,9 b 22,2 50 CBBD LJN CavityT - 11A a Cartridge L C Model Code LJN T - 2A 34,9 28,6 61 CBDD T - 162A 1.22 3/4 2.11 2.17 RPCC LAN T - 17A 46 31,8 70 CBFD LJN T - 10A 1.56 7/8 2.00 2.06 RPEC LAN

C 56 64 84

Installation Torque (Nm) Installation 40/50 Torque K (lb. ft.) 60/70 2.31 25/30 200/215 2.25 30/35

Load

50 GPM 100 GPM 200 GPM

RPGC LAN RPIC LAN RPKC LAN

T - 3A T - 16A T - 18A

1.88 2.44 3.13

1 1/8 1 1/4 1 5/8

2.12 2.44 2.81

2.18 2.47 2.94

2.38 2.69 3.06

45/50 150/160 350/375

Inlet 1 Performance Curves

Performance Curves RPCC

CBB*

CBD*

CBF*

RPEC 30
25

Free Flow and Pilot Open Pressure Drop

RPGC 30
25

RPIC 30
25 20
5000 Piloted Open 10 4000 3000 0 2000 1000
Free Flow

RPKC
5000

P = bar

P = psi P = bar

20
Piloted Open 5000 10 4000

5000

P = psi

3000 2000 1000 0 5 10 15 20

0 3000 0 2000
1000

Free Flow

Free Flow

P = psi

4000

15

30

45

60

Q = L/min.
0 10 20 30 40 50

15 5000 Piloted Open 10 4000 5 0 3000 0 30 2000

1000 0 20

P = psi P = bar

Typical Pressure Rise 20

P = psi

4000 3000 2000 1000

60

90

120

60

120

180

240

Q = L/min.
40 60 80 100

Q = L/min.
0 40 80 120 160 200

Flow = GPM

I I I I I I I I I I I

25

Load holding 270 bar with 350 bar valve setting Flow = GPM Flow = GPM Flow = GPM Flow to = GPM Maximum valve leakage at reseat = 0,4 cc/min. Maximum operating pressure = 5000 psi Reseat exceeds 85% ofpressure set pressure Will accept maximum at Port 2. Factory pressure setting established cc/min. Back pressure on the tank port (port at 2)32,8 is directly additive at a 1:1 ratio to the valve setting. Counterbalance valves should be set at least 1.3 times the maximum load induced pressure. Factory pressure settings established at 4 GPM Back pressure at port adds Typical response time210 ms.to the effective relief setting at a ratio of 1 plus the pilot ratio times the back pressure. Maximum leakage = RPCC, RPEC: 2 in 3/min./1000 psi, RPGC: 3 in3/min./1000 psi, RPIC: 4 in3/min./1000 psi, RPKC: 5 in3/min./1000 psi. RPCC minimum setting for all spring ranges is 75 psi

80

160

240

320 400

OPTION ORDERING INFORMATION

Model Codes printed in Red are Preferred Versions and most readily available

RP C CB
Nominal Capacity B 40 L/min. D 80 L/min. F 160 L/min.

Nominal Capacity C E G I K

Version

Control**

Adjustment RangeCracking Pressure Seal Control** +$ 140 0.00 J - 350 V bar Viton +$ 2.00 K 70 - 175 bar +$ 1.00 +$ 0,3 1.00 Bar Check Spring +$ 140 0.00 C - 350 bar +$ 2.00 V Viton

Seal

12 GPM* $ 31.90 L Standard ScrewL D 4.5:1 Pilot Ratio (with sealed pilot) 25 GPM $ 36.20 C Tamper Resistant C L 2.3:1 Pilot Ratio 50 GPM $ 51.80 K Handknob (with sealed pilot) 100 GPM $ 97.30 200 GPM $187.00

+$ 0.00 A 100 - 3000 psi Standard Screw +$ 4.10 B 50 - 1500 psi Tamper Resistant +$ 5.00 C 150 - 6000 psi N 60 - 800 psi Q 60 - 400 psi W 150 - 4500 psi

+$ 1,7 0.00 N Buna-N Bar Check Spring +$ 0.00 N Buna-N

D 70 - 175 bar Adjustment Range Options: A, B, C, and W are standard set at 1000 psi . Adjustment Range Options: J and are N Option is standard set at 400C psi . standard set at 210 bar. ** See page 162 Q for information are Option is standard set K at and 200 D psi . standard set at 140 bar. on Control Options may specify setting. ** See page 162 for information * Minimum setting 75Customer psi on all ranges. on Control Options Customer may specify pressure setting. +$ 1.10 Visit www.sunhydraulics.com for detailed and complete technical information on our full line of products.

UK Shortcut Catalogue #999-901-158

Visit www.sunhydraulics.com for detailed and complete technical information on our full line of products. 51 6 US Shortcut Catalogue #999-901-243

Counterbalance Valves RESTRICTIVE, 280 BAR MAXIMUM SETTING

Relief Valves Turn screw clockwise to reduce setting andOPERATED, release load. PILOT BALANCED PISTON Complete Adjustment 3 3/4 Turns
+ 5 Turns Full Adjustment + -

c
Locating Locating Shoulder Shoulder

3 Pilot

Capacity 15 L/min.

2 Valve

2 Outlet Load 1 Inlet 1 Performance Curves

Cartridge Dimensions T - 11A 34,9 22,2 50 56 CBBA LHN Typical c Capacity Cartridge Cavity a b L C 30 L/min. Model T - 2A 34,9 28,6 61 64 CBDA Code LHN 12 60 GPM T - 162A LAN LHN L/min. RPCCCBFA T - 17A 1.22 46 3/4 31,8 2.11 70 2.17 84 25 80 GPM T - 10A LAN LHN L/min. RPEC CBHA T - 19A 1.56 63,5 7/8 41,3 2.00 90 50 GPM T - 3A 1.88 1 1/8 2.12 RPGC LAN 100 GPM 200 GPM RPIC LAN RPKC LAN T - 16A T - 18A 2.44 3.13 1 1/4 1 5/8 2.44 2.81

Typical Cartridge Model Code

Cavity

Cartridge Dimensions c b L

Installation Torque (Nm) 40/50 Installation

K 2.31

60/70 (lb. ft.)

25/30 200/215 30/35 465/500 45/50

Torque

2.06 104 2.25 2.18 2.38 2.47 2.94 2.69 3.06

150/160 350/375

Performance Curves RPCC

30 25

CBB*

CBD*
30 25

CBF*
30 25 20 15 10 5 0

CBH*
30 25

RPEC
P = bar P = bar
Piloted Open

Free Flow and Pilot Open Pressure Drop

RPGC
5000

RPIC
P = bar
5000

RPKC
Piloted Open

5000

P = psi

P = psi

P = psi

P = psi

3000 2000 1000 0 5 10

0 0 15

3000 Free Flow 2000 45

3000 Free Flow

30

60

30

60 2000 90

120

60

1000 Q = L/min. 15 20 25 0 10 20 30 40

1000 Q = L/min. 50 0 20 40 60 80

Q = L/min.
100 0

3000 Free Flow 2000 180 120 240 1000 40 80 120

P = psi

4000

20 15 10

5000 4000

20 15 10 5 0

P = bar

Piloted Open

Typical Pressure Rise

4000

Piloted Open

4000

20 15 10 0 0 120

5000 4000 3000 2000 240

Free Flow

360

480

1000 Q = L/min. 160 200 0 80 160 240 320 400

Flow = GPM

I
I I I I I I I I

I I I I

Flow = GPM Flow = GPM Flow = GPM Flow = GPM Restrictive valves have no relief capacity other than as a thermal relief. Maximum operating pressure = 5000 Load holding to 215 bar with 280 bar psi valve setting Will acceptvalve maximum pressure at Port Maximum leakage at reseat = 0,42. cc/min. Back pressure the of tank (port 2) is directly additive at a 1:1 ratio to the valve setting. Reseat exceedson 85% setport pressure Factory establishedat at32,8 4 GPM Factory pressure pressure settings setting established cc/min. Typical response time 10 ms. Counterbalance valves should be set at least 1.3 times the maximum load induced pressure. Maximum leakage = RPCC, RPEC: 2 in 3/min./1000 psi, RPGC: 3 in3/min./1000 psi, RPIC: 4 Back pressure psi, at port 2 adds to the effective relief setting at a ratio of 1 plus the pilot ratio times the 3/min./1000 3/min./1000 in RPKC: 5 in psi. back pressure.

RPCC minimum setting for all spring ranges is 75 psi

OPTION ORDERING INFORMATION

Model Codes printed in Red are Preferred Versions and most readily available

RP C CB
Nominal Capacity B 15 L/min. D 30 L/min. F 60 L/min. H 80 L/min.
Nominal Capacity C E G I K 12 GPM* 25 GPM

Version
$ 31.90

Control** +$ 0.00

Control**

Adjustment Range

Cracking Pressure
V Viton

Seal

Seal N Buna-N

50 GPM

A 3:1 Pilot Ratio L Standard Screw $ 36.20 C Tamper Resistant +$ 4.10 B 50 - 1500 psi (with sealed pilot) C Tamper Resistant
$ 51.80 K Handknob +$ 5.00 N 60 - 800 psi Q 60 - 400 psi

L Standard Screw

A 100 - 3000 psi C 150 - 6000 psi

+$ 0.00

+$ 0.00 +$ 2.00 +$ 1.00 +$ 0.00

1,7 Bar Check Spring

N Buna-N +$ 0.00

H 70 - 280 bar

+$ 2.00

V Viton

in CBBY only 100 GPM Available $ 97.30

200 GPM $187.00 Y 2:1 Pilot Ratio

I 25 - 105 bar +$ 1.00 0,3 Bar Check Spring

(with Bleed through Pilot)

W 150 - 4500 psi

A 70 - 280 bar

Adjustment Range Options: B 25 - 105 bar A, B, C, and W are standard set at 1000 psi. N Option is standard set at 400 psi. Q Option is standard set at 200 psi . Adjustment Range Options: ** See page 162 for information * Minimum setting 75 psiA on allH ranges. and are standard set at 210 bar. on Control Options** See page 162Customer may specify pressure setting. +$ 1.10 for information I and B are standard set at 70 bar.

on Control Options

Customer may specify setting.

Visit www.sunhydraulics.com for detailed and complete technical information on our full line of products. 52

Visit www.sunhydraulics.com for detailed and complete technical information on our full line of products. 6 US Shortcut Catalogue #999-901-243
UK Shortcut Catalogue #999-901-244

Counterbalance Valves RESTRICTIVE, 350 BAR MAXIMUM SETTING

Relief Valves Turn screw clockwise to reduce setting andOPERATED, release load. PILOT BALANCED PISTON Complete Adjustment 3 3/4 Turns
+ 5 Turns Full Adjustment + -

c
Locating Locating Shoulder Shoulder

3 Pilot

Capacity 15 L/min.

Typical Cartridge Model Code

Cavity

a 34,9

2 Valve

2 Outlet Load 1 Inlet 1 Performance Curves

T - 11A CBBG LJN Typical Capacity Cartridge Cavity a 30 L/min. Model T - 2A CBDG Code LJN 12 60 GPM T - 162A LAN LJN L/min. RPCCCBFG T - 17A 1.22
25 80 GPM T - 10A LAN LJN L/min. RPEC CBHG T - 19A 1.56 50 GPM T - 3A 1.88 RPGC LAN 100 GPM 200 GPM RPIC LAN RPKC LAN T - 16A T - 18A 2.44 3.13

Cartridge Dimensions 22,2 50 c b L C 34,9 28,6 61

Cartridge Dimensions c b L

C 56 64
K 2.31

Installation Torque (Nm) 40/50 Installation 60/70 (lb. ft.)

25/30 200/215 30/35 465/500 45/50 150/160 350/375 Torque

46 3/4 31,8 2.11 70 63,5 7/8 41,3 2.00 90

1 1/8 1 1/4 1 5/8 2.12 2.44 2.81

2.17 84

2.06 104 2.25 2.18 2.38 2.47 2.94 2.69 3.06

Performance Curves RPCC

P = bar
5000

CBB*
30 25 20 15 10

CBD*
30 25

CBF*
30 25 20 15 10 5 0

CBH*
30 25

RPEC
P = bar
Piloted Open

Free Flow and Pilot Open Pressure Drop

RPGC
5000

RPIC
P = bar
5000

RPKC
Piloted Open

5000

P = psi

P = psi

P = psi

P = psi

3000 2000 1000 0 5 10

0 0 15

3000 Free Flow 2000 45

3000 Free Flow

3000 Free Flow

P = psi

4000

4000

20 15 10 5 0 0 30

P = bar

Piloted Open

Typical Pressure Rise

4000

Piloted Open

4000

20 15 10 0

5000 4000 3000 2000 240

Free Flow

30

60

60 2000 90

120

60

2000 180 120 1000

240

120

360

480

1000 Q = L/min. 15 20 25 0 10 20 30 40

1000 Q = L/min. 50 0 20 40 60 80

Q = L/min.
100 0 40 80 120 160 200

1000 Q = L/min. 0 80 160 240 320 400

Flow = GPM

I
I I I I I I I I

I I I I

Flow = GPM Flow = GPM Flow = GPM Flow = GPM Restrictive valves have no relief capacity other than as a thermal relief. Maximum operating pressure = 5000 Load holding to 270 bar with 350 bar psi valve setting Will acceptvalve maximum pressure at Port Maximum leakage at reseat = 0,42. cc/min. Back pressure on the of tank (port 2) is directly additive at a 1:1 ratio to the valve setting. Reseat exceeds 85% setport pressure Factory establishedat at32,8 4 GPM Factory pressure pressure settings setting established cc/min. Typical response time 10 ms. Counterbalance valves should be set at least 1.3 times the maximum load induced pressure. Maximum leakage = RPCC, RPEC: 2 in 3/min./1000 psi, RPGC: 3 in3/min./1000 psi, RPIC: 4 Back pressure psi, at port 2 adds to the effective relief setting at a ratio of 1 plus the pilot ratio times the 3/min./1000 3/min./1000 in RPKC: 5 in psi. back pressure.

RPCC minimum setting for all spring ranges is 75 psi

OPTION ORDERING INFORMATION

Model Codes printed in Red are Preferred Versions and most readily available

RP C CB
Nominal Capacity B 15 L/min. D 30 L/min. F 60 L/min. H 80 L/min.
Nominal Capacity C E G I K 12 GPM* 25 GPM

Version
$ 31.90

Control** +$ 0.00

Control**

Adjustment Range

Cracking Pressure
V Viton

Seal

Seal N Buna-N

50 GPM

G 4.5:1 Pilot Ratio L Standard Screw $ 36.20 C Tamper Resistant +$ 4.10 B 50 - 1500 psi (with sealed pilot) C Tamper Resistant
$ 51.80 K Handknob +$ 5.00 $ 97.30 $187.00 N 60 - 800 psi Q 60 - 400 psi

L Standard Screw

A 100 - 3000 psi C 150 - 6000 psi

+$ 0.00

+$ 0.00 +$ 2.00 +$ 1.00 +$ 0.00

1,7 Bar Check Spring

N Buna-N +$ 0.00

J 140 - 350 bar

+$ 2.00

V Viton

100 GPM 200 GPM

K 70 - 175 bar +$ 1.00 0,3 Bar Check Spring

W 150 - 4500 psi

C 140 - 350 bar

Adjustment Range Options: D 70 - 175 bar A, B, C, and W are standard set at 1000 psi. N Option is standard set at 400 psi. Q Option is standard set at 200 psi . Adjustment Range Options: ** See page 162 for information * Minimum setting 75 psiJon allC ranges. and are standard set at 210 bar. on Control Options** See page 162Customer may specify pressure +$at 1.10 for information K and D setting. are standard set 140 bar.

on Control Options

Customer may specify setting.

Visit www.sunhydraulics.com for detailed and complete technical information on our full line of products. Visit www.sunhydraulics.com for detailed and complete technical information on our full line of products. 6 US Shortcut Catalogue #999-901-243
UK Shortcut Catalogue #999-901-244

53

Counterbalance Valves Relief Valves WITHOUT PILOT ASSIST, 3 PORT CAVITY

Turn screw clockwise to reduce setting and release Turns load. Full Adjustment Complete Adjustment5 3-3/4 Turns + +

PILOT OPERATED, BALANCED PISTON

2
2 1

b
3

c c
Locating Shoulder Locating Shoulder

2 2 Valve Outlet
Load 1 Inlet 1

a a

Cartridge Dimensions Cartridge Dimensions Typical c Typical c Capacity Cartridge Cavity a b Capacity Cartridge a b L C Model Code Cavity L C Model Code 60 L/min. T 11A 34,9 22,2 50 56 LAN 12 GPM T - 162A 1.22 3/4 2.11 2.17 RPCCCCCA LAN 120 L/min. RPECCCEA T - 2A 1.56 34,9 7/8 28,6 2.00 61 2.06 73 LAN 25 GPM T - 10A LAN 240 L/min. RPGCCCGA LAN 50 GPM T - 3AT - 17A 1.88 46 1 1/8 31,8 2.12 70 LAN 480 L/min. RPIC CCIA T - 19A 2.44 63,51 1/4 41,3 2.44 90 LAN 100 GPM T - 16A LAN
200 GPM RPKC LAN T - 18A 3.13 1 5/8 2.81 2.18 84 2.94

Installation Installation Torque Torque (Nm) K (lb. ft.) 40/50 2.31 25/30 60/70 2.25 30/35
2.38 3.06

200/215 45/50 465/500 150/160

350/375

2.47 104 2.69

Performance Curves
RPCC
5000

CCCA
350 300 250 200 150 100 0
15 20 25

RPEC
5000

CCEA
350 300 250 200 150 100 50 0

RPGC
5000

CCGA
350 300 250 200 150 100 50 0

RPIC
5000

CCIA
350 300 250 200 150 100 0 120
160 200

RPKC
5000

Typical Pressure Rise Typical Relief Characteristics

P = psi P = psi P = psi

P = bar

P = psi

P = bar

P = bar

3000 2000 1000 0 5

3000 2000 1000

3000 2000 1000

3000 2000 1000

P = bar

P = psi

4000

4000

4000

4000

4000 3000 2000 1000

10

Flow = GPM

15
I

30

45

10

60

Q = L/min.
I I I I I I
I I I I

Flow = GPM

20

30

40

30

50

60

90

20

120

Q = L/min.

Flow = GPM

40

60

80

60

100

120

180

40

240

Q = L/min.

0 Flow = GPM

80

120

240

360

80

Q = L/min.

Flow = GPM

480

160

240

320 400

Maximum operating pressure = 5000 psi

I
I

Maximum pressure = at 280 bar Will acceptoperating maximum pressure Port 2. Maximum valve atport reseat = 0,4 cc/min. Back pressure onleakage the tank (port 2) is directly additive at a 1:1 ratio to the valve setting. Reseat exceeds 85% of set pressure at 4 GPM Factory pressure settings established Typical response time 10 ms. Factory pressure setting established at 32,8 cc/min. 3/min./1000 psi, RPGC: 3 in3/min./1000 psi, RPIC: 4 Maximum leakage = RPCC, RPEC: Counterbalance valves should be set 2 atin least 1.3 times the maximum load induced pressure. 3/min./1000 psi, RPKC: 5 in3/min./1000 psi. in Back pressure at port 2 is directly additive to the relief setting of the valve.
RPCC minimum setting for all spring ranges is 75 psi
Model Codes printed in Red are Preferred Versions and most readily available

OPTION ORDERING INFORMATION

RP C CC A
Nominal Capacity C 60 L/min. E 120 L/min. G 240 L/min. I 480 L/min.
Nominal Capacity C E G I K 12 GPM* 25 GPM 50 GPM 100 GPM 200 GPM

Version A Standard
$ 31.90 $ 36.20 $ 51.80 $ 97.30 $187.00

Control** +$ 0.00

Control**

Adjustment Range

Cracking Pressure
V Viton

Seal

Seal N Buna-N

L Standard Screw K Handknob

C Tamper Resistant +$ 4.10 +$ 5.00

L Standard Screw

A 100 - 3000 psi B 50 - 1500 psi C 150 - 6000 psi

+$ 0.00

C Tamper Resistant

H 70 - 280 bar
+$ 2.00

+$ 0.00

1,7 Bar Check Spring

N Buna-N +$ 0.00

+$ 2.00

V Viton

N 60 - 800 psi Q 60 - 400 psi W 150 - 4500 psi

I - 105 bar +$ 25 1.00

+$ 1.00

A 70 - 280 bar

+$ 0.00

0,3 Bar Check Spring

** See page 162 for information on Control Options

Adjustment Range Options: B 25 - 105 bar A, B, C, and W are standard set at 1000 psi. N Option is standard set at 400 psi. Q Option is standard set at 200 psi. * Minimum setting 75 psi on all ranges. Customer may specify pressure setting.

** See page 162 for information on Control Options

Adjustment Range Options: A and H are standard set at 210 bar. I and B are standard set at 70 bar. Customer may specify setting.

+$ 1.10

Visit www.sunhydraulics.com for detailed and complete technical information on our full line of products. 6 US Shortcut Catalogue #999-901-243

Visit www.sunhydraulics.com for detailed and complete technical information on our full line of products.
54

UK Shortcut Catalogue #999-901-244

Counterbalance Valves ATMOSPHERICALLY REFERENCED, 3 PORT CAVITY Relief Valves

Turn screw clockwise to reduce setting and release load. Complete Adjustment 4 Turns +5 Turns Full Adjustment + -

PILOT OPERATED, BALANCED PISTON

2 1

c
Atm. Reference

b
3 Pilot 2 Valve 2 Outlet Load 1

Locating Shoulder Locating Shoulder

Capacity
Capacity 60 L/min.

240 L/min. RPECCAGA T - 17A 1.56 46 LHN 25 GPM T - 10A LAN

100 GPM 200 GPM RPIC LAN RPKC LAN T - 16A T - 18A 2.44 3.13

Cartridge T - 11A a 34,9 b 22,2 L 74 CACA LHN Cavity Model Code 120 L/min. T - 2A 34,9 28,6 84 LHN 12 GPM T - 162A 1.22 3/4 2.11 RPCCCAEA LAN 7/8 31,8 2.00 96 1 1/4 1 5/8 2.44 2.81

Typical Cartridge Model Code Typical

Cavity

Cartridge Dimensions c b Cartridge Dimensions L

C 81 90
K 2.31

C 2.17

Installation Torque (Nm) Installation Torque 40/50 60/70

(lb. ft.) 25/30

2.06 101 2.25 2.47 2.94 2.69 3.06

200/215 30/35 465/500 45/50

150/160 350/375

480 L/min. RPGCCAIA LHN 50 GPM T - 3AT - 19A 1.88 63,51 1/8 41,3 2.12 117 2.18 126 2.38 LAN

Inlet 1

Performance Curves
Performance Curves CAC* RPCC
20
5000

CAE*
RPEC
20

CAG*
20 Rise Typical Pressure
5000

CAI*
RPKC
20

RPGC Free Flow and Pilot Open Pressure RPIC Drop

P = bar P = bar P = bar
16 12 8 4 0 60
10 20

P = bar

16 12 8 4 0 0 15
20

5000

16 12

5000

16 12 8 4 0 0 120
160 200 Q

5000

P = psi

P = psi

P = psi

P = psi

3000 2000 1000 0 5

3000 2000 Piloted Open 1000 45 0

3000 2000 Piloted Open

8 4 0 0 60
80

3000 2000 Piloted Open 1000

P = psi

4000

Free Flow

4000

Free Flow

4000

Free Flow

4000

Free Flow

4000 3000 2000 Piloted Open

30

30
40

60 1000 90

120
20 40 60

120

180
40

240
80 120

1000 240

360
80

480

10

15

Q = L/min. 25
I I
I

Flow = GPM

Flow = GPM

30

Q 50

= L/min. 0

Flow = GPM

Q 100

0 = L/min.

Flow = GPM

= L/min. 0

Flow = GPM

160

240

320 400

I I

I I

I I I I I
I

Load holding to 210 bar with 280 bar psi valve setting for CA*A, CA*K; 320 bar with 420 bar Maximum operating pressure = 5000 valve settingmaximum for CA*G, CA*L. at Port 2. Will accept pressure Maximum valve at reseat = 0,4 cc/min. Back pressure onleakage the tank port (port 2) is directly additive at a 1:1 ratio to the valve setting. Reseat exceeds 85% of set pressure Factory pressure settings established at 4 GPM Factory pressure setting established at 32,8 cc/min. Typical response time 10 ms. Free flow check cracking pressure = 2,8 bar Maximum leakage = RPCC, RPEC: 2 in 3 /min./1000 psi, RPGC: 3 in3/min./1000 psi, RPIC: 4 3/min./1000 psi, RPKC: 5 in3/min./1000 psi. in Counterbalance valves should be set at least 1.3 times the maximum load induced pressure.
RPCC minimum setting for all spring ranges is 75 psi
Model Codes printed in Red are Preferred Versions and most readily available

OPTION ORDERING INFORMATION

RP C CA
Nominal Capacity C 60 L/min. E 120 L/min. G 240 L/min. I 480 L/min.
Nominal Capacity C E G I K 12 GPM* 25 GPM

Version A 3:1 Pilot Ratio

$ 36.20 $ 51.80 $ 31.90

Control** +$ 0.00

Adjustment RangeCracking Pressure Seal Control** A 100 - 3000 psi B 50 - 1500 psi C 150 - 6000 psi +$ 0.00

Seal N Buna-N

L Standard Screw K Handknob

L Standard Screw
+$ 5.00

A and K Pilot Ratios

V Viton

N Buna-N +$ 0.00

50 GPM

G 5:1 Pilot Ratio

$ 97.30

C Tamper Resistant +$ 4.10

C Tamper Resistant

H 70 - 280 bar I
+$ 2.00 +$ 1.00

+$ 0.00

+$ 2.00

V Viton

100 GPM

K 1:1 Pilot Ratio

N 60 - 800 psi Q 60 - 400 psi W 150 - 4500 psi

25 - 105 bar G and L Pilot Ratios

L 2:1 Pilot Ratio 200 GPM $187.00

+$ 1.00

+$ 70 0.00 F - 175 bar

** See page 162 for information on Control Options

Adjustment Range Options: A, B, C, and W are standard set at 1000 psi. N Option is standard set at 400 psi. Range Options: Q Option is standard Adjustment set at 200 psi . isall standard set at 210 bar. * Minimum setting 75 psiH on ranges. I is standard set at 70 bar. Customer may specify pressure setting. +$ 1.10

G 140 - 420 bar

** See page 162 for information on Control Options

F is standard set at 140 bar. G is standard set at 280 bar. Customer may specify setting.

Visit www.sunhydraulics.com for detailed and complete technical information on our full line of products. 6 information on our full line of products. US Shortcut Catalogue #999-901-243 Visit www.sunhydraulics.com for detailed and complete technical

UK Shortcut Catalogue #999-901-244

55

Relief Valves Counterbalance Valves PILOT OPERATED, BALANCED PISTON VENTED, 280 BAR MAXIMUM SETTING
Full Adjustment 5 Turns
Turn screw+clockwise - to reduce setting and release load. Complete Adjustment 4 Turns +

4 2 2

1 1

c b
b
Locating c Shoulder
4 Vent

3
Cartridge Dimensions Typical c Cartridge Dimensions Capacity Cartridge Cavity a b L C Typical c Model Code Capacity Cartridge Cavity a b 12 GPM 1.22 3/4 2.11 L 2.17 C RPCC LAN Code T - 162A Model L/min. RPEC CWCA T 21A 34,9 22,2 74 2.06 81 25 60 GPM T 10A 1.56 7/8 2.00 LAN LHN

2 Outlet 2 Valve Inlet 1

Load 1

3 Pilot

a Locating
a

Shoulder

Installation Torque Installation (lb. ft.) Torque 2.31 25/30 (Nm) K 2.25 2.38

40/50 30/35 60/70 45/50 200/215 150/160 465/500 350/375

L/min. RPGCCWEA 50120 GPM T - 3A T - 22A 1.88 34,91 1/8 28,6 2.12 84 LAN LHN 240 L/min. RPIC CWGA T - 23A 2.44 46 1 1/4 31,8 2.44 96 100 GPM T - 16A LAN LHN

2.18 90

2.47 101 2.69

480 L/min. RPKCCWIA T - 24A 3.13 63,51 5/8 41,3 2.81 117 2.94 126 3.06 200 GPM T - 18A LAN LHN

Performance Curves Performance Curves RPCC

RPEC

RPGC

RPIC

RPKC

CWC*
5000 5000

CWE*
P = psi P = psi
4000 3000

CWG* Typical Pressure Rise

5000 4000 3000 5000 4000 3000 2000 1000
Piloted Open

CWI*
5000

Free Flow and Pilot Open Pressure Drop

P = psi P = psi
Free Flow

P = psi

4000 3000

20

20

20

20

4000 3000 2000 1000 0 Piloted 80 Open 160 240 320 400

P = bar

P = bar

2000 1000 0 5

12
Free Flow

2000 1000 0 Open10 Piloted

12
Free Flow

2000 1000 0 Open 20 Piloted

P = bar

P = bar
0 40

16

16

16 12
Free Flow

16 12 8

8 4 20 15 25 =0 GPM 0 15 30
I Q I I I I I I I I I I

8 4 30 40 50 0 GPM 0 30

8 4 60 80 100 0 GPM 0 60

10

Flow

45

60

Flow =

20

Flow =

40

Flow =

80

60

90

120

120

180

240

120 4 160 200 0 GPM 0 120

240

360

Flow = GPM
480

= L/min. Maximum

I I

Q = L/min. Q = L/min. Q = L/min. operating pressure = 5000 psi Will maximum pressure at Port 2. setting Loadaccept holding to 210 bar with 280 bar valve Back pressure on the tank port (port 2) directly additive at a 1:1 ratio to the valve setting. Maximum valve leakage at reseat = 0,4is cc/min. Factory pressure settings established at 4 GPM Reseat exceeds 85% of set pressure Typical response time 10 ms. Factory pressure setting established at 32,8 cc/min. Maximum leakage = RPCC, RPEC: in 3 /min./1000 psi, RPGC: 3 in3/min./1000 psi, RPIC: 4 Free flow check cracking pressure =2 2,8 bar in3/min./1000 psi, RPKC: 5 in3/min./1000 psi. Counterbalance valves should be set at least 1.3 times the maximum load induced pressure. RPCC minimum setting for all spring ranges is 75 psi

OPTION ORDERING INFORMATION

Model Codes printed in Red are Preferred Versions and most readily available

RP C CW
Nominal Capacity C 60 L/min. E 120 L/min. G 240 L/min. I 480 L/min.
Nominal Capacity C E G I K

Version

Control**

Adjustment Range Cracking Pressure Seal Control**

Seal

12 GPM* $ Pilot 31.90 A 3:1 Ratio L Standard Screw L 25 GPM $ 36.20 C Tamper Resistant K 1:1 Pilot Ratio C 50 GPM $ 51.80 K Handknob 100 GPM 200 GPM $ 97.30 $187.00

+$ 0.00Screw A 100 - 3000 psi Standard +$ 4.10 B 50 - 1500 psi Tamper Resistant +$ 5.00 C 150 - 6000 psi N 60 - 800 psi Q 60 - 400 psi W 150 - 4500 psi

+$ 0.00 NRatios Buna-N +$ 0.00 Pilot N Buna-N +$ 0.00 V Viton +$ 2.00 H 70 - 280 bar V Viton +$ 2.00 I 25 - 105 bar +$ 1.00 +$ 1.00 +$ 0.00

Adjustment Range Options: A, B, C, and W are standard set at 1000 psi. N Option is standard set at 400 psi. Q Option is standard set at 200 psi. ** See page 162 for information * Minimum setting 75 psi on all ranges. Adjustment Options: on Control Options Customer may specify pressureRange setting. +$ 1.10 H is standard set at 210 bar. ** See page 162 for information I is standard set at 70 bar. on Control Options Customer may specify setting. Visit www.sunhydraulics.com for detailed and complete technical information on our full line of products. 6 US Shortcut Catalogue #999-901-243 Visit www.sunhydraulics.com for detailed and complete technical information on our full line of products.

56

UK Shortcut Catalogue #999-901-244

Relief Valves Counterbalance Valves PILOT OPERATED, BALANCED PISTON VENTED, 420 BAR MAXIMUM SETTING
Turn screw clockwise to reduce - load. setting + and release Complete Adjustment 4 Turns +

Full Adjustment 5 Turns

1 1

c b
b c Locating
4 Vent 3 Pilot

3
Shoulder

aLocating
a

2 Outlet 2 Valve Inlet 1 Load 1

Shoulder

Cartridge Dimensions Cartridge Dimensions Typical c Capacity Cartridge Cavity a b Typical c L C Capacity Model Code Cartridge Cavity a b L C Model 12 GPM 1.22 3/4 2.11 2.17 RPCC LAN Code T - 162A 60 L/min. T 21A 34,9 22,2 74 81 25 GPM T - 10A 1.56 7/8 2.00 2.06 RPEC CWCG LAN LFN L/min. RPGCCWEG T 22A 34,9 28,6 84 LFN 50120 GPM T 3A 1.88 1 1/8 2.12 2.18 90 LAN

Installation Torque Installation (lb. ft.) Torque (Nm) 2.31 25/30 40/50 2.25 30/35 60/70 2.38 45/50 K
200/215 150/160 465/500 350/375

240 L/min. RPIC CWGG T - 23A 2.44 46 1 1/4 31,8 2.44 96 2.47 101 2.69 100 GPM T - 16A LAN LFN 480 L/min. T - 24A 3.13 63,5 CWIG LFN 200 GPM T - 18A 1 5/8 41,3 2.81 117 2.94 126 3.06 RPKC LAN

Performance Curves Performance Curves RPCC CWC*

5000

RPEC
5000

CWE*
20

RPGC

Typical Pressure Rise Free Flow5000 and Pilot Open Pressure Drop 5000
P = psi P = psi
4000

CWG*
20

RPIC

CWI*
20

RPKC
5000

P = psi

P = bar

P = bar

2000 1000 0 5

12
Free Flow

2000 1000

12
Free Flow

P = bar

P = bar

3000

16

P = psi

3000

16

3000 2000 1000

16 12
Free Flow

3000 2000 1000

16 12 8 4 0
160 200

P = psi

4000

20

4000

4000

4000 3000 2000 1000

Open 160 0 Piloted 80

Free Flow

8 4 015
20 25

8 4 30 0
40 50

8 4 60 0
80 100

10

Piloted 0 Open10

Flow = GPM 0

15
I

30

45

60 Flow

20

= GPM 0

Piloted 0 Open 20

30

60

90

Flow 120

40

Piloted Open 0 40

= GPM 0

60

120

180

240

Flow = GPM 0

80

120

120

240

360

Flow 480 = GPM

240

320 400

Q = L/min.

I I I I I I I I I I
I

Maximum operating pressure = 5000 psi Will maximum pressure at Port 2. setting Loadaccept holding to 320 bar with 420 bar valve Back pressure onleakage the tankat port (port 2) is directly additive at a 1:1 ratio to the valve setting. Maximum valve reseat = 0,4 cc/min. Factory pressure settings established Reseat exceeds 85% of set pressure at 4 GPM Typical time 10established ms. Factory response pressure setting at 32,8 cc/min. Maximum leakage = RPCC, RPEC: in 3 /min./1000 psi, RPGC: 3 in3/min./1000 psi, RPIC: 4 Free flow check cracking pressure =2 2,8 bar in3/min./1000 psi, RPKC: 5 in3/min./1000 psi. Counterbalance valves should be set at least 1.3 times the maximum load induced pressure. RPCC minimum setting for all spring ranges is 75 psi
Model Codes printed in Red are Preferred Versions and most readily available

Q = L/min.

Q = L/min.

Q = L/min.

OPTION ORDERING INFORMATION

RP C CW
Nominal Capacity C 60 L/min. E 120 L/min. G 240 L/min. I 480 L/min.

Nominal Capacity C E G I K

Version

Control**

Adjustment Range Cracking Pressure Seal Control** +$ 0.00 V Viton F 70 - 175 bar +$ 2.00 G 140 - 420 bar +$ 1.00 +$ 1.00 +$ 0.00 +$ 2.00 V Viton

Seal

12 GPM* $ Pilot 31.90 0.00Screw A 100 - 3000 psi G 5:1 Ratio L Standard Screw L +$ Standard 25 GPM $ Pilot 36.20 4.10 B 50 - 1500 psi L 2:1 Ratio C Tamper Resistant C +$ Tamper Resistant 50 GPM $ 51.80 K Handknob +$ 5.00 C 150 - 6000 psi 100 GPM 200 GPM $ 97.30 $187.00 N 60 - 800 psi Q 60 - 400 psi W 150 - 4500 psi

+$ 0.00Pilot NRatios Buna-N +$ 0.00 N Buna-N

Adjustment Range Options: A, B, C, and W are standard set at 1000 psi. N Option is standard set at 400 psi. Q Option is standard set at 200 psi. ** See page 162 for information * Minimum setting 75 psi on all ranges. Adjustment Options: on Control Options Customer may specify pressure Range setting. +$ 1.10 F is standard set at 140 bar. ** See page 162 for information G is standard set at 280 bar. on Control Options Customer may specify setting. Visit www.sunhydraulics.com for detailed and complete technical information on our full line of products. Visit www.sunhydraulics.com for detailed and complete technical information on our full line of products. 6 US Shortcut Catalogue #999-901-243
UK Shortcut Catalogue #999-901-244

57

Counterbalance Valves NOTES

58

UK Shortcut Catalogue #999-901-244