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W Series
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Eaton Hydrokraft Open Loop Piston Pumps Powering Business Worldwide

Introduction Description. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Typical Section. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Model Codes Basic Pumps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 . . DF Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 LR Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 SP Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

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Modular design gives these pumps a wide range of applications. Fast response times. Axial piston pumps with swash plate design for reliable operation and long life. Pressure up to 420 bar. Rated speed up to 1800 rev/ min. Higher speeds possible. Oversize shafts and bearings. Rotating and pressure-loaded parts are pressure balanced. Through-drive enables multiple pump installations from a single shaft. Multiple pump combinations are also available. Integrated pilot pump, filter and pressure relief valves available. DF - Pressure compensator controlled LR - Power control with pressure limiter...

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• Preferred standard option • Other standard option g Special option on request X Not available Pump Size Pump Size

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• Preferred standard option • Other standard option • Special option on request X Not available Model Code Open Loop Pumps W Series - DF Control 0>Exam£leforiCustomerAdjustmentS£eci^:at|ons^^^^^^^_^^^^^^^ Special Pressure Main Stage Pilot Valve Load Sense Ap Adjustment Pressure Control Pressure Control Note: Setting must be at least 30 bar. Special Max. Minimum Maximum Displ. Adjustment Displacement Displacement Note: Special pressure adjustments and/or maximum displaoment adjustments are the most common reasons for using this option. EATON Hydrokraft

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• Preferred standard option • Other standard option g Special option on request X Not available ◊ ExamgleforCustomerAdjustment^gecification^^^^^^^^^^^^^^^^ Special Pressure Main Stage Pilot Valve Load Sense Ap AdjuStnient Pressure Control Pressure Control Note: Setting must be at least 30 bar. Special Max. Minimum Maximum Displ. Adjustment Displacement Displacement Note: Special pressure adjustments and/or maximum displaoment adjustments are the most common reasons for using this option.

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• Preferred standard option • Other standard option • Special option on request X Not available Model Code Open Loop Pumps W Series - SP Control ^ = P, M, R or S mandatory (electrical yoke position indicator) Main Stage Pilot Valve Pressure Control Pressure Control Special Pressure Adjustment Standard setting (bar) 20 Max. setting (bar) 40 Note: Setting must be at least 30 bar. Special Max. Minimum Maximum Displ. Adjustment Displacement Displacement Standard 0 cm3/rev 100% Note: Special pressure adjustments and/or maximum displaoment adjustments are the most common reasons for using this...

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Preferred standard option Other standard option Special option on request Not available W Series - ST Control ^3 = K mandatory (FKM with HP lubrication) 33 = L (electrical yoke position indicator) Model Code Open Loop Pumps Pump Size 1) Only for pos. 26 C, D, and E and 2) Only for pos.26 G and H Notes: 0jExam£leforcustomeradjustments£ecif|cat|onsA4^i5j9i^^^^_^^^_ Special pressure Main stage Pilot valve . adjustment pressure control pressure control a Note: Setting must be at least 3Qbar, Special max. Minimum Maximum Displ. Adjustment displacement displacement Note: Special pressure...

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• Preferred standard option • Other standard option • Special option on request X Not available ◊ Exam£l£for£ustomerAdjustment££ecifjcatjon^^^^^^^^^^^^^^^_ Special Pressure Main Stage Pilot Valve Load Sense Ap Adjustment Pressure Control Pressure Control Note: Setting must be at least 30 bar. Special Max. Minimum Maximum Displ. Adjustment Displacement Displacement Note: Special pressure adjustments and/or maximum displaoment adjustments are the most common reasons for using this option.

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• Preferred standard option • Other standard option g Special option on request X Not available Model Code Open Loop Pumps W Series - PQ Control ^ = P, M, R or S mandatory (electrical yoke position indicator) Pump Size Pump Size 130 180 250 360 500 750 241251 Control Type PQ - Proportional valve multifunctional •••••• control (PpQ controller) 26 Displacement Adjustment Options D - CETOP 3 proportional valve + OBE •••••• E - CETOP 5 proportional valve + OBE • • • • •_• 271281 Control Electronic 00 - Without electronics •••••• (to be ordered separately) [29 Yoke Displacement Zone A - No...

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Model Code Open Loop Pumps W Series - ES Control Available to special order only • Preferred standard option • Other standard option • Special option on request X Not available Pump Size Venting Valve Control Voltage Not applicable_ Customer Adjustment Specification None (standard) Eaton assigned number as per data specified in table below ◊_ Special Features None Defined by Eaton Design Number 10-99 assigned by Eaton 0^xam£l£for£ustomerAdjustment££ecifjcatjon^^^^^^^^^^^^ Special Maximum Minimum MaximumDisplacement Adjustment Displacement Displacement Standard 0 cm3/rev 100% Note: Special...

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• Preferred standard option • Other standard option g Special option on request X Not available Model Code Open Loop Pumps W Series - No control: 0 = F Fixed Displacement PFW Models EATON Hydrokraft W-Series Open Loop Piston Pumps V-PUPI-TM00

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• Preferred standard option • Other standard option • Special option on request X Not available Model CodeCombination Pump UnitP 1 WC - ******************** individual Model Codes of each unit. • The first displacement represents the largest unit, and so on. • For each unit included in the combination, a separate Model Code should be compiled using the Form page at the beginning of the Model Codes section. • Characters [20 to [39] of the Combination Model Code will be part number of the combination, defined by Eaton and stated on the order acknowledgement. • Front and middle units must each...

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