| DB type valve is a pilot controlled relief valve, DBW type valve is a pilot controlled solenoid relief valve. The former is controlled the pressure in system. The latter is also controlled the pressure in system and can unload the pressure at any time. | |
Symbol of diagram Model Description
Technical parameted Ordinary parameter
| Mmounting position | Selectable |
| Weight | | DB.10 | DB.15 | DB.20 | DB.25 | DB.30 |
| | - Bed plate mounting | DB | kg | 2.6 | - | 3.5 | - | 4.4 |
| DBW | kg | 3.8 | - | 4.7 | - | 5.6 |
| DBC | kg | 1.2 (with type DBWC adding 12.kg) |
| DBC10 30 | kg | 1.5 (with type DBWC 10 and 30 adding 12.kg) |
| | - Threaded connection | DB..G.. | kg | 5.3 | 5.2 | 5.1 | 5.0 | 4.8 |
| DBW..G.. | kg | 6.5 | 6.4 | 6.3 | 6.2 | 6.0 |
| | - Change over time delay | | kg | 0.6 |
Hydraulic parameter
| Working pressure, oil port A, B, X | MPa | Up to 31.5 |
Back
pressure port Y | Y | DB | MPa | Up to 31.5 |
| DBW...6A...(Standard solenoid) | MPa | To 16 for D.C solenoid, to 10 for A.C solenoid |
| DBW...6B...(High property solenoid) | MPa | To 16 for D.C and A.C solenoid |
| DBW..(Alkere-proof solenoid) | MPa | To 6 for D.C solenoid (electrical date as requested) |
| Setting up pressure | min. | MPa | qv - correlation (see working curve) |
| max. | MPa | Up to 5, 10, 20, 31.5 |
| Maximum flow | DB.10 | DB.15 | DB.20 | DB.25 | DB.30 |
| | - Bed plate mounting | L/min | Up to 250 | - | Up to 500 | - | Up to 650 |
| | - Thread connection | L/min | Up to 250 | Up to 500 | Up to 500 | Up to 500 | Up to 650 |
Hydraulic oil
1)apply to perbunan seal and viton seal
2)only for viton seal | Mineral oil (HL,HLP) according to DIN51 5241)
Quick biologic dissolve oil according to VDMA 24 568
(reference to RC 90 221); HETG(rape seed oil); 1)
HEPG (polyglycol); HEES (synthetic ester)2)
Other oil as required |
| Oil fluid | °C | -30 to +80 (with perbunan seal) |
| Temperature change of range | -20 to +80 (with viton seal) |
| Viscosity range | mm2/s | 10 800 10 to 800 |
| Oil cleanliness | The high contaminant class of oil is the ninth class of NAS 1638,
Recommend to use the oil filter with minimal filter fineness β10≥75. |
Packaging & Shipping How are orders packed and shipped? Depends on customers' orders. All goods are packed with a plastic bag with an outer carton and a wooden pallet( fumigation). Can be customized according to customer requirements Our Services Raypoo Service We provide hydraulic, lubrication, pneumatic technology consulting, system design, and the parts. Could Raypoo offer OEM service? Yes. Raypo is able to offer OEM with customers' brand name and trademark onto the product. Do Raypoo products come with a warranty? Yes.Raypoo offer 1-year guarantee without abusive usage on all purchases which begins with the bill of lading. Company Information Shenzhen raypoo is a manufacturer of hydraulic products and engineered solutions serving the fluid power market. The Company offers an engineering and manufacturing team capable of providing advanced technology in the design and production of unique fluid power components and electronic controls. The Company's involvement focuses its expertise on markets in which customers demand top quality, prompt delivery, high performance and responsive aftermarket support. The Company's products include hydraulic pumps,
Hydraulic Motors,
Hydraulic valve ,valves controls manifolds, ,
Hydraulic Cylinders, Industries that use these products include primary metals, machine tool, automobile, petroleum, construction equipment, chemical, plastic, glass, lumber, rubber and food. The Company strives to serve those markets requiring high technology and expertise where reliability, top performance and longer service life are needed. The products are sold as individual components or integrated into high performance applications.
FAQ Q.How to request a manufacturing quotation from Raypoo? A.Give us a call or send us an E-mail with your purchase request. Q.What are your quality control procedures? A.Raypoo is equippedwith high-tech, advancedcomputerized and self-inspection machineries, manufactures thousands of different parts in house to ensure the built-in quality and dependable performance. This is the reason why Raypoo is recognized as on the world class quality level.
Contact us if you need more details on Sub Plate Valve. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Sub Plate Valve、Sub Plate Valve. If these products fail to match your need, please contact us and we would like to provide relevant information.
Product Categories : Hydraulic Valves > pressure valve
Technical parameted Ordinary parameter 
Packaging & Shipping How are orders packed and shipped? Depends on customers' orders. All goods are packed with a plastic bag with an outer carton and a wooden pallet( fumigation). Can be customized according to customer requirements Our Services Raypoo Service We provide hydraulic, lubrication, pneumatic technology consulting, system design, and the parts. Could Raypoo offer OEM service? Yes. Raypo is able to offer OEM with customers' brand name and trademark onto the product. Do Raypoo products come with a warranty? Yes.Raypoo offer 1-year guarantee without abusive usage on all purchases which begins with the bill of lading. Company Information Shenzhen raypoo is a manufacturer of hydraulic products and engineered solutions serving the fluid power market. The Company offers an engineering and manufacturing team capable of providing advanced technology in the design and production of unique fluid power components and electronic controls. The Company's involvement focuses its expertise on markets in which customers demand top quality, prompt delivery, high performance and responsive aftermarket support. The Company's products include hydraulic pumps, 
FAQ Q.How to request a manufacturing quotation from Raypoo? A.Give us a call or send us an E-mail with your purchase request. Q.What are your quality control procedures? A.Raypoo is equippedwith high-tech, advancedcomputerized and self-inspection machineries, manufactures thousands of different parts in house to ensure the built-in quality and dependable performance. This is the reason why Raypoo is recognized as on the world class quality level. Contact us if you need more details on Sub Plate Valve. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Sub Plate Valve、Sub Plate Valve. If these products fail to match your need, please contact us and we would like to provide relevant information. 
