• Pilot operated control, used for pressure reduction from P to A and overflow function from A to T
• proportional electromagnet operated spool action
• Multiple adjustable pressures
• With maximum safety pressure structure (optional)
• Suitable for metallurgy and other applications where pressure and flow rate are required
| General | ||||||
| NS | 10 | 16 | ||||
| Weight | 3DRE and 3DREM | kg | 7.7 | 10.2 | ||
| 3DREE and 3DREME | kg | 7.8 | 10.3 | |||
| Installation orientation | Optional, preferably horizontal | |||||
| Storage temperature range | ℃ | -20 to +80 | ||||
| Circumstances temperature range | 3DREE and 3DREME | ℃ | -20 to +70 | |||
| 3DREE and 3DREME | ℃ | -20 to +50 | ||||
| Hydraulic(measured with HLP46；ϑoil =40℃±5℃ and p = 100bar) | ||||||
| Size | 10 | 16 | ||||
| Max. operating pressure | Port P、A and X | bar | 315 | P and X=315；A=250 | ||
| Port Y | bar | separately and at zero pressure to tank | ||||
| Port A Max. setting pressure | pressure stage 50 bar | bar | 50 | 50 | ||
| pressure stage 100 bar | bar | 100 | 100 | |||
| pressure stage 200 bar | bar | 200 | 200 | |||
| pressure stage 250 bar | bar | / | 250 | |||
| pressure stage 315 bar | bar | 315 | / | |||
| Min. set pressure channel A at zero command value | See characteristic curves | |||||
| Max. pressure relief function (infinitely adjustable) | pressure stage 50bar | bar | Pressure adjustment range | 30 to 70 | Factor setting | at 70bar |
| pressure stage 100bar | bar | 50 to 130 | at 130bar | |||
| pressure stage 200bar | bar | 90 to 230 | at 230bar | |||
| pressure stage 250bar | 100 to 250 | at 290bar | ||||
| pressure stage 315bar（size 10 only ） | bar | 150 to 350 | at 350bar | |||
| Max. permissible flow | L/min | 125 | 300 | |||
| Pilot oil flow | L/min | 1 | ||||
| Pressure fluid | Mineral oil ( HL, HLP ) to DIN 51524;further hydraulic fluids on enquiry! | |||||
| Hydraulic fluid temperature range | ℃ | -20 to +70 | ||||
| Viscosity range | mm2/s | 20 to 380 | ||||
| Degree of contamination | Maximum permissible degree of fluid contamination: Class 9.NAS 1638 or 20/18/15, ISO4406 | |||||
| Hysteresis | % | ±2 of max. set pressure | ||||
| Repeatability | % | ＜±2 of max. set pressure | ||||
| Linearity | % | ±3.5 of max. set pressure | ||||
| Manufacturing tolerance of command value/ pressure char.curve, referred to hysteresis curve, increasing pressure | 3DREE and 3DREME | % | ±2 of max. set pressure.5 | |||
| 3DREE and 3DREME | % | ±1.5 of max. set pressure | ||||
| Switching time | ms | 100 to 200（system dependent） | ||||
ADD: Address: No. 81, Zhuhang Road, Minhang District, Shanghai（Shanghai Lixin Hydraulics Co., Ltd.)
TEL: 021-31616718 Tel: 021-31616718, ext. 8000 ( reception )
© 2023 Shanghai Lixin Hydraulics Co., Ltd. copyright hu13042344
