HP5V SERIES
Swash-plate Type axial Piston Variable Displacement Pump
HP5V series piston pump is high pressure open circuit axial piston
pump specially designed with a new structure, and has lighter
weight, higher power density, and longer life compared with HP3V
pump.
Features
·Variable pump in swash-plate design for open circuit.
·High continuous pressure.
·Exceptional self-priming capability.
·Available with American (SAE) and Japanese (JIS) mounting flanges
and shafts.
·Excellent reliability and long life.
·High power to weight ratio.
·Variety of control options.
·Optional through drive.
·Quick control response.
·Low pressure pulsation and low noise.
·Developed for engineering, mobile vehicles, Industrial and other
industrial application.
Technical Data
| Size | Displacement (cc/rev ) | Pressure (bar) | Rotation speed (rpm) | Weight (Kg) | Quantity of oil to fill pump case (L) | Input torque rating (Nm) | Temperature Range (℃) | Viscosity Range (mm2/s) |
| Rated | Peak | Max for self-priming*1 | Max*2 |
| HP5V28 | 28 | 320 | 350 | 3000 | 3600 | 20 | 0.6 | 155 | -20~95 | 10-1000*3 |
| HP5V45 | 45 | 320 | 350 | 2700 | 3250 | 24 | 0.6 | 225 |
| HP5V60 | 60 | 250 | 280 | 2400 | 3000 | 24 | 0.6 | 225 |
| HP5V76 | 76 | 320 | 350 | 2400 | 3000 | 28 | 0.8 | 400 |
| HP5V85 | 85 | 280 | 320 | 2400 | 3000 | 28 | 0.8 | 400 |
| HP5V105 | 104.3 | 320 | 350 | 2200 | 2600 | 45 | 1 | 530 |
1 Steady state suction pressure should be 0MPa and above (at normal
condition);
2 If suction pressure less than 0 bar, Boost pressure should be
required;
3 In case of 200-1000mm2/s, please allow system to warm up before
using machine.
Type introduction
| HP5VV | 76 | / | A | V | 1 | O | R | B2 | S1 | M | S | - | L1/1 | - | D | 2 | - | T |
| 1 | 2 | | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | | 12 | | 13 | 14 | | 15 |
| 1 | Product series | HP5V | |
| 2 | Displacement cc/rev | 28 | 45 | 60 | 76 | 85 | 105 | |
| 3 Design series | A Series | A |
| 4 Seals | FKM (Viton rubber: DIN ISO 1629) | V |
| NBR (Nitrile rubble :DIN ISO 1629) | N |
| 5 Hydraulic circuit | Open circuit | 1 |
| Through Drive |
| 6 | | 28 | 45 | 60 | 76 | 85 | 105 | Code |
| Without through drive | ● | ● | ● | ● | ● | ● | O |
| Without through drive, SAE flange ports, rear | o | ● | | | | | NO1 |
| Without through drive, Thread ports, rear | | ● | | | | | NO2 |
| Standard configuration with gear pump 6cc/rev | | o | o | ● | ● | o | X1 |
| Standard configuration with gear pump 10cc/rev | | o | o | o | o | o | X2 |
| Mounting Flange | Spline shaft | |
| SAE A 82-2 | SAE J744-16-4 9T 16/32DP | ● | o | o | ● | ● | | A1 |
| SAE J744-19-4 11T 16/32DP | ● | o | o | ● | ● | | A2 |
| SAE B 101-2 | SAE J744-22-4 13T 16/32DP | o | o | o | ● | ● | | B1 |
| SAE J744-25-4 15T 16/32DP | | o | o | ● | ● | | B2 |
| SAE C 127-2 | SAE J744-32-4 14T 12/24DP | | | | ● | ● | o | C1 |
| SAE J744-38-4 17T 12/24DP | | | | | | | C2 |
| | | | | | | | | | | | | | | | | | | | | |
Direction of Rotation
| 7 | Viewed on drive shaft | Clockwise | R | |
| Counter-clockwise | L | |
|
Input Mounting flanges
| 8 | Mounting flanges size | 28 | 45 | 60 | 76 | 85 | 105 | Code | |
| SAE B 101-2 | ● | ● | ● | ○ | ○ | | B2 | |
| SAE C 127-2 | | | | ● | ● | ● | C2 | |
| SAE C 127-4 | | | | ● | ● | ● | C4 | |
| ISO 3019/2-100A2HW | ○ | ○ | ○ | ○ | ○ | | I1 | |
| ISO 3019/2-125A2HW | | | | ○ | ○ | | I2 | |
Input Shaft
| 9 | Shaft size | 28 | 45 | 60 | 76 | 85 | 105 | Code | |
| SAE J744-22-4 13T 16/32DP | ● | ○ | ○ | ○ | ○ | | S1 | |
| SAE J744-25-4 15T 16/32DP | | ● | ● | ● | ● | | S2 | |
| SAE J744-32-4 14T 12/24DP | | | | ● | ● | | S3 | |
| SAE J744-38-4 17T 12/24DP | | | | | | ● | S4 | |
| SAE J744-22-1 B6.35×28 straight shaft | ● | | | | | | K1 | |
| SAE J744-25-1 B6.35×32 straight shaft | | ○ | ○ | ○ | ○ | | K2 | |
| SAE J744-32-1 B7.94×44 straight shaft | | | | ● | ● | | K3 | |
Thread type of Flange Fixing Port
| 10 | Thread type | Metric threads | M |
| UNC threads | S |
Connection type (except inlet and outlet port)
| 11 | UNC port, ISO 11926 | A |
| BSPPG thread, JIS B2351 | G |
| Metric port, ISO 9974 | M |
Control type
| 12 | Control type | 28 | 45 | 60 | 76 | 85 | 105 | Code |
| Apply to constant displacement pump | o | o | o | o | o | o | N |
Pressure cut-off | Only pressure control | | | | | | o | DR |
| Electro-hydraulic pressure control, positive control | o | o | | | | | ER1 |
| Electro-hydraulic pressure control, negative control | o | o | | | | | ER2 |
| +Load sensing | | | | | | o | L1 |
| Remotely operated | ● | ● | ● | ● | ● | o | P0 |
| Power Control | Pressure cut-off+ Load sensing | | | | | | | L1/1 |
| Remotely operated+ Load sensing | | | | | | o | P0/1 |
| Electrically (negative control) +Pressure cut-off+ Load sensing | | | | ● | ● | o | L1/1-E0 |
| Hydraulic control + Pressure cut-off + Load sensing | | | | ● | ● | o | L1/1-H0 |
Connector for solenoids
| 13 | Connector for solenoid | 28 | 45 | 60 | 76 | 85 | 105 | Code |
| Without solenoid | ● | ● | ● | ● | ● | ○ | Blank |
AMP Junior timer; 2 contact pin, (without suppressor diode) | | | | ● | ● | ○ | A |
Deutsch DT04-2P ; 2 contact pin, (without suppressor diode) | | | | ● | ● | ○ | D |
Input Voltage
| 14 | Without solenoid | Blank |
| 12VDC | 1 |
| 24VDC | 2 |
Application Conditions
| 15 | Application | 28 | 45 | 60 | 76 | 85 | 105 | Code | |
| Apply to excavator | ● | ● | ● | ● | ● | ● | T | |
Other mobile machinery, construction machinery, industrial application | ● | ● | ● | ● | ● | ● | Blank | |
|
|
Remark:● = available； ○ = On request.
Installation size
1. HP5V28 installation size
Displacement is unadjustable (adjustable displacement need
optional) HP5V28 with Cut-off/Load Sense Control with torque limit
(Clockwise Rotation)
For the CCW pump just reverse the inlet and outlet port.
Port Details
| Port Name | Port Size and Description | Tightening Torque (N-m) |
| P | Working port | 3/4"SAE J518C code 61 (5000psi) | M(metric) | M10X1.5 (depth 17mm) | 57 |
| S(UNC) | 3/8 16UNC-2B (depth 17mm) |
| S | Suction Port | 1-1/4"SAE J518C code 61 (3000psi) | M(metric) | M10X1.5 (depth 17mm) | 57 |
| S(UNC) | 3/8 16UNC-2B (depth 17mm) |
| T1,T2,T3 | Case drain Port | SAE J1926/1 ( 3/4"-16UNF-2B )depth 16mm | 98 |
| PL | LS Control Port | SAE J1926/1 ( 7/16"-20UNF-2B )depth 11.5mm | 12 |
HP5V28 Mounting Flange
SAE "B2" type
HP5V28 Input Shaft type
"S1" type spline shaft "K1" type straight shaft
2. HP5V45/60 Installation size
HP5V45/60 with Cut-off/Load Sense Control with torque
limit(Clockwise Rotation)
For the CCW pump just reverse the inlet and outlet port.
Port Details
| Port Name | Port Size and Description | Tightening Torque (N-m) |
| P | Working port | 1"SAE J518C code 61 (5000psi) | M(metric) | M10X1.5 (depth 17mm) | 57 |
| S(UNC) | 3/8 16UNC-2B (depth 17mm) |
| S | Suction Port | 1-1/2"SAE J518C code 61 (3000psi) | M(metric) | M12X1.75 (depth 20mm) | 98 |
| S(UNC) | 1/2 13UNC-2B (depth 20mm) |
| T1,T2,T3 | Case drain Port | ISO 11926 ( 7/8"-14UNF-2B ) depth 13mm | 120 |
| PL | LS Control Port | ISO 11926 ( 7/16"-20UNF-2B ) depth11.5mm | 12 |
HP5V45/60 Mounting Flange
SAE "B2"type
HP5V45/60 Input Shaft type
"S2"type spline shaft
3. HP5V76/85 installation size
HP5V76/85 with Cut-off/Load Sense Control with torque limit
(Clockwise Rotation)
For the CCW pump just reverse the inlet and outlet port.
Port Details
| Port Name | Port Size and Description | Tightening Torque (N-m) |
| P | Working port | 1"SAE J518C code 61 (5000psi) | M(metric) | M10X1.5 (depth 17mm) | 57 |
| S(UNC) | 3/8 16UNC-2B (depth 17mm) |
| S | Suction Port | 2"SAE J518C code 61 (3000psi) | M(metric) | M12X1.75 (depth 20mm) | 98 |
| S(UNC) | 1/2 13UNC-2B (depth 20mm) |
| T1,T2,T3 | Case drain Port | SAE J1926/1 ( 3/4"-16UNF-2B) (depth 16 mm) | 98 |
| PL | LS Control Port | SAE J1926/1 ( 7/16"-20UNF-2B) (depth 11.5mm) | 12 |
| Pr | Electronic control or Hydraulic control pilot | SAE J1926/1 ( 7/16"-20UNF-2B)depth 11.5mm | 12 |
HP5V76/85 Mounting Flange
SAE "C2" type
SAE "C4" type
HP5V76/85 Input Shaft type
"S2" type spline shaft "S3" type spline shaft
"K3" type straight shaft
4. HP5V105 Installation size
HP5V76/85 with Cut-off/Load Sense Control with torque limit
(Clockwise Rotation)
For the CCW pump just reverse the inlet and outlet port.
Port Details
| Port Name | Port Size and Description | Tightening Torque (N-m) |
| P | Working port | 1 1/4"SAE J518C code 62 (5000psi) | M(metric) | M14X2 (depth 19mm) | 157 |
| S(UNC) | 3/8 16UNC-2B (depth 19mm) |
| S | Suction Port | 2 1/2"SAE J518C code 61 (3000psi) | M(metric) | M12X1.75 (depth 17mm) | 98 |
| S(UNC) | 3/8 16UNC-2B (depth 17mm) |
| T1 | Case drain Port | SAE J1926/1 ( 1 1/16"-12UNF-2B depth 15mm) | 167 |
| PL | LS Control Port | SAE J1926/1 ( 7/16"-20UNF-2B ) | 12 |
| T2,T3 | Ail Bleed Port | SAE J1926/1 ( 1 1/16"-12UNF-2B depth 15mm) | 167 |
HP5V105 Mounting Flange
HP5V105 Input Shaft type
"S4" type spline shaft
※Priority selection of spline shaft or straight shaft
| Shaft code | Size | 28 | 45 | 60 | 76 | 85 | 105 |
| S1 | SAE J744-22-4 13T 16/32DP | ● | | | | | |
| S2 | SAE J744-25-4 15T 16/32DP | | ● | ● | ● | ● | |
| S4 | SAE J744-38-4 17T 12/24DP | | | | | | ● |
| K1 | SAE J744-22-1 B6.35×28 straight shaft | ● | | | | | |
| K2 | SAE J744-25-1 B6.35×32 straight shaft | | | | | | |
| K3 | SAE J744-32-1 B7.94×44 straight shaft | | | | ● | ● | |
Through Drive Installation Options
A1 Type
SAE A 82-2 + SAE J744-16-4 9T 16/32DP
| Disp.(cc/rev) | 28 | 76/85 |
| L1 | 8 | 10.5 |
| L2 | 34 | 44 |
| L3 | 204 | 265 |
B1 Type
SAE B 101 -2 + SAE J744-22-4 13T 16/32DP
| Disp.(cc/rev) | 76/85 |
| L1 | 11.5 |
| L2 | 54 |
| L3 | 275 |
Through Drive Installation Options
C1 Type
SAE C 127-2 + SAE J744-32-4 14T 12/24DP
| Disp.(cc/rev) | 76/85 |
| L1 | 11.5 |
| L2 | 62.5 |
| L3 | 283.5 |
