D.C. Hydraulic Power Systems
D.C. Hydraulic Power SystemsBucher Hydraulics M-3000 SeriesCompact designs, integrated and manifold valve circuitsReference: 500-P-000001-EN-06Issue: 05.20211/144
ContentsPageGeneral information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .41.1Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .41.2Mission Statement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .41.341.4Quality Policy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Bucher Hydraulics Value Statement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1.5Prototype Program . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .41.6Features and Benefits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .42How to Use This Product Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .53Model Selection Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63.1Base Options associated with each Model Code . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63.2M Series D.C. Circuit Selection Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8D.C. Hydraulic Power Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .104.1Model M-3226 Mini System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .104.2Model M-3326 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .114.3Model M-9300 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .124.4134.5Model M-3304 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Model M-3504 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4.6Model M-3301 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .154.7Model M-3311 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .164.8Model M-3313 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .174.9Model M-721 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .184.10Model M-3219 Mini System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .194.11Model M-3319 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .204.12Model M-3519 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .214.13Model M-3505 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .224.14Model M-3506 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .234.15Model M-3314 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .244.16Model M-719 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .254.17264.18Model M-3310 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Model M-3541 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4.19Model M-3542 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .284.20Model M-3534 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .294.21Model M-3547 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .304.22Model M-3551 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .314.23Model M-3554 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .324.24Model M-3552 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .334.25Model M-642 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .344.26Model M-500-4W/3W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .35142/14441427500-P-000001-EN-06/05.2021
4.27Model M-683 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .364.28Model M-3528 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .374.29Model M-3529 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .384.30Model M-3593 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .394.31Modular Power Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .How to Order Your Modular Power Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .40Dimensional Information for Standard D.C. Motors with Performance Curves . . . . . . . . . . . . . . . .435.1Pump Displacements - Fixed Clearance Gear Pumps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .435.2D.C. Motor Performances - Fixed Clearance Gear Pumps . . . . . . . . . . . . . . . . . . . . . . . . . .445.3Pump Displacement - Pressure Balanced Gear Pumps . . . . . . . . . . . . . . . . . . . . . . . . . . . . .775.4DC Motor Performances - Pressure Balanced Gear Pumps . . . . . . . . . . . . . . . . . . . . . . . . .78Dimensional Information for Bi-rotational D.C. Motors with Performance Curves . . . . . . . . . . . . .1136.1Bi-rotational i-pumps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1136.2Model B-3108 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1146.3Model B-3504 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1156.4Model B-3530 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1166.5Model B-3547 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .117Accessories for M-Series D.C. Power Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1187.1Reservoirs for M-3000 Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1187.2Valves for DC Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1297.3Motor Start Switches for D.C. Power Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1317.4Control Stations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1327.5Mounting Brackets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1367.6Hand Pumps for Remote or Direct Mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1387.7Model H-100 Series Hand Pumps With Reservoirs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1397.8Battery Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1407.9Popular Accessories For DC Power Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .141Limited 1 Year Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1444.325678500-P-000001-EN-06/05.2021423/144
1General informationATTENTION!S Always wear eye protection and protectiveclothing.S Remove jewelry and objects that might conductelectricity while working on power units.1.1 IntroductionThis catalog illustrates the technical specifications forBucher Hydraulics D.C. range of Hydraulic Power Units.Designed for compactness and durability, millions ofM Series systems have been sold worldwide for actuatingmobile, material handling, transport, construction, defense,access, machine tool, ergonomic, and other labor savingdevices.The Bucher Hydraulics name is synonymous with preciseand cost efficient designs, robust construction and rapidbackup service. For over 150 years the company continuesto strive for your confidence by offering personal, reliableservice and “Quality Machinery Since 1856” to customersin over 37 countries.S Hydraulic fluid does pose a fire hazard, cancause burning or skin irritation if not properlyhandled.S Fluid under pressure can pierce the skin andenter the bloodstream causing death or seriousinjury.S Devices being operated by the hydraulic sys tem should be immobilized so they cannotmove and cause injury while being inspected orrepaired.1.2 Mission StatementS Disconnect from electrical source.S Prior to performing any maintenance make surethe equipment is turned off and that any storedenergy, for example pressure, is released. Also,extended equipment or cylinders should belowered and mechanically locked as required.S Bucher Hydraulics is not responsible for misuseor misapplication of product. If you have anyquestions about application, please contactlocal dealer.S Fluids should be contained and disposed ofproperly.Bucher Hydraulics designs, manufactures and delivers in novative fluid power solutions and provides unparalleledsupport for its customers.1.3 Quality PolicyBucher Hydraulics will provide its customers with productsand services of continually improving quality to the mutualsatisfaction of all parties.1.4 Bucher Hydraulics Value StatementS Bucher Hydraulics will be honest, moral and ethical.S Bucher Hydraulics will accept responsibility for its actions.1.6 Features and BenefitsS Bucher Hydraulics will treat people with equality.S Bucher Hydraulics will make a profit.Standard M-3200, M-3300, M-3400 and M-3500 series:1.5 Prototype ProgramS Fixed clearance gear pump option with hardcoated pumpend plates for unmatched durability in demanding envi ronments and severe duty applicationsS Bucher Hydraulics prototype program.We invite you to try our prototype program for solutions toyour special hydraulic needs.While Bucher Hydraulics offers a broad line of hydraulic sys tems and components, it is impossible to anticipate theneeds of every customer, especially those developing newproducts. Our unique prototype program allows us to re spond to your specific needs when an existing “catalogmodel” does not fit your application.To participate in this program, simply submit a print,schematic or sketch of the hydraulic power pack that youneed along with a purchase order. We will review the sys tem requirements with you and then manufacture the sys tem that we believe will satisfy your objectives. The unit willbe invoiced at an agreed upon price and marked Prototype.4/144S Wide selection of power unit sizes and performance tosatisfy most O.E.M. applications.S Pressure balanced gear pump option for high efficiencyapplicationsS 1 year limited warranty on pump & motor.S Bucher Hydraulics personal customer service.S 24 Hour shipment on most parts orders.OptionsS Custom motors, valves, reservoirs, control stations andcircuits.S Valve manifolds - remote or mounted directly to the powerunit.500-P-000001-EN-06/05.2021
2How to Use This Product Guide1. Select the Circuit that will satisfy your design objectives (refer to page LEERER MERKER).2. Based on the selected circuit, follow the Model number that best fits the application.3. On the selected Model numbers' page, follow the “How To Order Your M-3XXX Power System” provided after each modeldescription. Only the most popular combinations are listed for the particular system. Custom configurations are availableand should be discussed with the Bucher Hydraulics factory or your Distributor.4. Based on the selected Model code, follow the "How to Order" instructions at the bottom of each page, to select the appro priate basic components. Basic components to choose from include:- Motor- Reservoir- Pump- Other AccessoriesNote: Not all options are available on every D.C. System. Contact the Factory for assistance.500-P-000001-EN-06/05.20215/144
3Model Selection Guide3.1 Base Options associated with each Model CodeIn the DC Circuit Selection Guide (page 8), each Model number (M-3XXX) corresponds with the style of base the unit has.Popular Model options are shown in the Circuit Selection Guide, however, different Models are available by selecting a differ ent style base.See below for the base options that each Model number represents.Model M-3200 - Refers to the 3.5 inch [89 mm] Mini BaseModel M-3300 - Refers to the 4.5 inch [114 mm] Round BaseRefer to Bracket Section ofthe catalog for additionalmounting options.6/144500-P-000001-EN-06/05.2021
Model M-3400 - Refers to the 4.5.inch [114 mm] by 4.8 inch [122 mm] BaseModel M-3500 - Refers to the 5.25.inch [133 mm] Square Base500-P-000001-EN-06/05.20217/144
3.2 M Series D.C. Circuit Selection GuideCircuitDescriptionPump MotorPump Motor M-350414M-3598*M-3204Operates Single Acting CylinderPump Motor Reservoir Manual 20M-3519*21M-331424M-71925Pump Motor Reservoir Manual ValveM-331026Pump Motor Reservoir Solenoid 28M-353429M-3552*33M-355432M-3530*40M-3547*30Pump Motor Reservoir Solenoid ValveOperates Double Acting CylinderPump Motor Reservoir Solenoid Valve8/144500-P-000001-EN-06/05.2021
CircuitDescriptionPump Motor Reservoir Birotational M-3528*37M-3529*38Operates Two Double Acting CylindersPump Motor Reservoir Solenoid ValvesOperates One Double Acting and One Single Acting CylinderPump Motor Reservoir Manual ValvesPump Motor Reservoir Solenoid ValvesM-500-4W/3W35M-68336M-3593*39* ModularMany other circuits are available. Please contact Bucher Hydraulics direct so we can design a special circuit for your require ments.500-P-000001-EN-06/05.20219/144
4D.C. Hydraulic Power Systems4.1 Model M-3226 Mini SystemSchematicDescriptionS Pump / Motor UnitS Check ValveS Externally Adjustable Relief ValveS 3/8 inch NPT SuctionS 7/16-20 SAE Outlet PortPopular OptionsS Motor Start Solenoid and CableNominal Dimensions are shown for all basic components. Dimensions may be found for your particular system by deleting the componentshown on the unit drawing and adding the dimension for the same item you have selected. Note: Dimensions may vary slightly and shouldbe confirmed by the factory if unit is to be installed in space with minimum clearance.How to Order Your M-3226 Mini SystemUnit shown standard with components referenced in the table below. To build model using other basic components, pleasereference the page number of the product section also in the table. Order code 50032261XXXX depending on configuration.PumpMotorVoltagei-pump (req'd.)0805312Ref. Page 43Ref. Page 4410/144Motor Start SwitchAccessoriesRef. Page 131Ref. Page 141500-P-000001-EN-06/05.2021
4.2 Model M-3326Also available as M-3426 and M-3526. See page 6 for base information.SchematicDescriptionS Pump / Motor UnitS Check ValveS Externally Adjustable Relief ValveS 3/8 inch NPT SuctionS #6 SAE OutletS 1/8 inch NPT Relief Valve Return PortPopular OptionsS Suction and Outlet on Pump End PlateS Motor Start Solenoid and Bus BarNominal Dimensions are shown for all basic components. Dimensions may be found for your particular system by deleting the componentshown on the unit drawing and adding the dimension for the same item you have selected. Note: Dimensions may vary slightly and shouldbe confirmed by the factory if unit is to be installed in space with minimum clearance.How to Order Your M-3326Unit shown standard with components referenced in the table below. To build model using other basic components, pleasereference the page number of the product section also in the table. Order code 50033261XXXX depending on configuration.PumpRef. Page43 or 77MotorVoltage0811112Ref. Page44 or 78500-P-000001-EN-06/05.2021Motor Start SwitchMountingBracketAccessories04560Ref. Page 131Ref. Page 136Ref. Page 14111/144
4.3 Model M-9300SchematicDescriptionS Pump / Motor UnitS #10 SAE InletS #8 SAE OutletS 1/8 inch NPT Relief Valve Return PortPopular OptionsS Motor Start Solenoid and CableS Check ValveS Relief ValveS Solenoid Lowering ValveS BSPP PortsS Metric PortsNominal Dimensions are shown for all basic components. Dimensions may be found for your particular system by deleting the componentshown on the unit drawing and adding the dimension for the same item you have selected. Note: Dimensions may vary slightly and shouldbe confirmed by the factory if unit is to be installed in space with minimum clearance.How to Order Your M-9300Unit shown standard using components referenced in the table below. To build model using other basic components, pleasereference the page number of the product section also in the table. Order code 50039001XXXX depending on configuration.12/144PumpMotorVoltageMotor Start SwitchAP10022349(Ref 08007 Motor curves)12 / 2417744 / 17764Ref. Page 77Ref. Page 78Ref. Page 131500-P-000001-EN-06/05.2021
4.4 Model M-3304SchematicDescriptionS Pump / Motor / Reservoir / UnitS Check ValveS Externally Adjustable Relief ValveS #6 SAE OutletS 1/4 inch NPT ReturnS Horizontal Mounting StandardPopular OptionsS Vertical Mounting / Motor UpNominal Dimensions are shown for all basic components. Dimensions may be found for your particular system by deleting the componentshown on the unit drawing and adding the dimension for the same item you have selected. Note: Dimensions may vary slightly and shouldbe confirmed by the factory if unit is to be installed in space with minimum clearance.How to Order Your M-3304Unit shown standard using components referenced in the table below. To build model using other basic components, pleasereference the page number of the product section also in the table. Order code 50033041XXXX depending on configuration.PumpRef. Page43 or 77MotorVo
access, machine tool, ergonomic, and other labor saving devices. The Bucher Hydraulics name is synonymous with precise and cost efficient designs, robust construction and rapid backup service. For over 150 years the company continues to strive for your confidence by offering personal, r
HYDRAULIC BOTTLE JACKS 1 HYDRAULIC BOTTLE JACKS K12150 - 1850kg Hydraulic Bottle Jack K12151 - 4000kg Hydraulic Bottle Jack K12152 - 6000kg Hydraulic Bottle Jack K12153 - 10000kg Hydraulic Bottle Jack K12157 - 20000kg Hydraulic Bottle Jack K12158 - 10000kg Hydraulic Bottle Jack K12159 - 20000kg Hydraulic Bottle Jack ED1 / JUNE 19 Distributed by Kincrome Tools and Equipment www.kincrome.com.au
Hydraulic Systems - Components and more Page 7 Contents Chapter 1: The hydraulic system 11 Hydraulic elements 12 Hydraulic fluid 13 Materials 14 Physical design 14 Chapter 2: The hydraulic cylinder 15 Classification of hydraulic cylinders 15 Type of effect 15 Working area 16 Series and working pressure 18 What's important? 21 Cylinder construction 25 Design 26
S0932.9 Hydraulic Reservoirs . S0932.10 Hydraulic Oil Filters . S0932.11 Hydraulic Cylinders . S0932.12 Hydraulic Pumps . S0932.13 Hydraulic Valves and Controls . S0932.14 Hydraulic Piping Supports . S0932.14 Hydraulic System Drawings . S0932.16 Hydraulic System Commissioning
Hydraulic MotorS Medium Duty Series Delivering The Power To Get Work Done Hydraulic motors ld md Hd Hydraulic motor brake units steering units Hydraulic brakes Hydraulic pumps Flow dividers. DELIVERING THE POWER TO GET WORK DONE 3 table of contents technical information
Paladon Systems Self-Contained Electro-Hydraulic Control Systems are integrally mounted to the actuator, and typically consist of the following basic system components: Non-Pressurized Hydraulic Reservoir Electric Pump/s Hydraulic Accumulator/s Electro-Hydraulic Control System Hydraulic Valve Actuator/s SYSTEM OVERVIEW www.paladonsystems.com
Corrosion probe Hydraulic hollow plug Hydraulic access fitting Flareweld hydraulic access fitting - general assembly The Hydraulic Access Fitting has an ACME threaded outlet to mate with the service valve of the hydraulic retrieval tool system. The Hydraulic Access Fitting has no internal
Armada 2 Hydraulic None . Compass 4 Hydraulic None Endorse 5 Hydraulic None Granular Turf Fungicide 6 Spreader None Headway 7 Hydraulic None Heritage 8 Hydraulic None . None Vegetation Control Roundup Pro 12 Hydraulic None Quick Pro 13 Hydraulic None *See Supplemental Label Please refer to the approximate treatment dates to determine the .
Hydraulic Systems Component Identification and Function A typical hydraulic fluid handling system, shown in Figure 1, is one in which the power supply, or power pack, provides hydraulic fluid at a given pressure and flow to operate differential hydraulic motors. These motors, in turn, drive fluid displacement pumps that deliver fluid at a
