601100
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601100
DN: 12/15/25
Pump-side pressure rating: 350 bar
Actuator-side pressure rating: 350~420 bar
Rated flow: 120~400 L/min
In 2023, the globally renowned third-party testing and certification organization TÜV SÜD awarded Jiangsu Hengli Hydraulic Co., Ltd.’s H-FD5 bus valve the first functional safety certificate for this product category in Greater China. The issuance of this certificate signifies that Hengli Hydraulic’s H-FD5 bus valve complies with the functional safety requirements of EN ISO 13849-1 and achieves Performance Level d (PL d).
Priority function
Various pilot control methods
Sandwich plate of design
Primary and secondary pressure relief valve
Load pressure compensated
Quick response
Low hysteresis
| General | |||||
| Nominal Size | 12 | 15 | 25 | ||
| Structure | Stackable, proportional, load sensing, pre-compensated | ||||
| Type of connection | ISO BSP thread, metric thread,ISO 6162 flange interface (Please contact our company for other connection methods ) | ||||
| Mass (kg) | Inlet element | Open center | 5.53/5.29 | 9.8 | 26.2 |
| Closed center | 4.34 | 6.5 | 25.3 | ||
| Middle section | Hydraulic operation | 4.25 | 5.4 | 61.8 | |
| Normal E-H operation | 4.65 | 6.5 | 137.5 | ||
| Super E-H operation | 4.95 | 7.5 | 148.8 | ||
| End element | 3.09 | 4.5 | 14.5 | ||
| Hydraulic | |||||
| Nominal Size | 12 | 15 | 25 | ||
| Rated flow Q(L/min) | With load-holding function, without pressure compensator | 140 | 200 | 500 | |
| Without load-holding function, with pressure compensator. | 120 | 190 | 400 | ||
| With load-holding function, with pressure compensator. | 120 | 150 | 400 | ||
| Max. operating pressure at port (bar) | P | 350 | |||
| LS | 330 | ||||
| A/B | 420 | 350 | |||
| T | 30 | ||||
| Y | Less than 2 | ||||
| Pilot pressure (bar) | a/b | Less than 35 | |||
| X | 30 | ||||
| Pilot pressure control range | For Hydraulic control | 7~22bar (102~319psi) | 8.5 ~22.5 bar (123 ~ 330 psi) | ||
| Required control Δp at the control block | Compensator-S; C; T: 15bar (218psi）Recommended variable pump set pressure difference: 18~20bar (261~290psi） | Compensator-S; C: 18bar (260psi) Compensator-T: 25bar (360psi) | Compensator-T: 25bar (360psi) | ||
| Recommended hydraulic pilot control units | See H-2TH6 characteristic curve 97 | ||||
| LS pressure relief function (adjustment ranges) | 50 ~ 149 bar (725 ~ 2160psi)； | 50 ~ 350 bar | |||
| 150 ~ 350bar (2175 ~ 4800psi)) | |||||
| Electric | |||||
| Normal E-H operation | ·Electrical on/off valve: Installed on the 'A'side cover ·Connection: Deutsch DT04-2P or AMP Junior-Timer ·Protection class: IP67 ·Supply voltage: 12 or 24VDC | ·Electrical proportional valve: Installed on the 'A' side cover ·Dither frequency required: 150Hz ·Hysteresis: Less than 3%(at valid range) ·Connection: Deutsch DT04-2P or AMP Junior-Timer ·Protection class: IP67 ·Reducing pressure range: 0~30 bar ·Control current@24VDC: 0~750mA, @12VDC: 0~1500mA | |||
| Using environment | |||||
| Hydraulic fluid | Mineral oil (HL, HLP) according to DIN 51524. Other hydraulic fluids, such as HEES (Synthetic Ester) according to VDMA 24568. | ||||
| Hydraulic fluid temperature range(℃ ) | -20 to + 80 | ||||
| Viscosity range ν (mm2/s) | 10 to 380 | ||||
| Maximum permissible degree of contamination of the pressure fluid cleanliness class to ISO 4406(c) | Class 20/18/15, we therefore recommend a filter with a minimum retention rate of β10 ≥ 75 | ||||
