Danfoss Frame J Open Circuit Axial Piston Pump – Series 45

Danfoss Frame J Open Circuit Axial Piston Pump – Series 45

Danfoss Frame J pumps is manufactured to rigid quality standards and long service life used in various mobile applications. We supply and repair Danfoss Frame J Open Circuit Axial Piston Pump Series 45 including their entire sizes and other 45 series family pumps.

 

  •  Axial Piston Pump
  •  Variable displacement Pump
  •  Series 45 Frame J Pump
  •  Model : J45B, J51B, J60B.
  •  Minimum Pressure 310 Bar (Psi 4495)
  •  Maximum Pressure 400 Bar (Psi 5800)
  •  Model : J65C, J75C
  •  Minimum Pressure 260 Bar (Psi 3770)
  •  Maximum Pressure 350 Bar (Psi 5075)
  •  Open circuit

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Danfoss Frame J Open Circuit Axial Piston Pump Series 45 comes with a single servo piston design, developed in variable displacement, axial piston swashplate for open circuit applications. Each frame within the Series 45 including Frame J is unique, designed to optimize performance, size and cost. It is designed to match the work function requirements of the demanding mobile equipment marketplace.

These pumps are available in multiple sizes from 45 cm³ to 75 cm³, with nominal pressure up to 310 bar [4495 psi] and maximum pressure up to [5800 psi] to suit wide range of applications. Danfoss Frame J pump is available with variety of control system options including load sensing and pressure compensated. Their through-drive capability for multi-circuit systems makes them versatile, additionally, they comes with a range of mounting flanges, shafts, and porting options for ease of installation.

Cranes, Telescopic handlers, Forklift trucks, Wheel loaders, Sweepers and Backhoe loaders are some of the common machineries that utilize Danfoss Frame J Open Circuit Axial Piston Pump Series 45. These pumps are known for reliability and higher performance due to their robust input shaft bearings to handle large external shaft loads and Integrated gauge ports for monitoring operating conditions.

Technical Specifications

Technical Data

Description Unit J Frame
S45B S51B S60B S65C S75C
Maximum Displacement cm³ [in³] 45 [2.75] 51 [3.11] 60 [3.66] 65 [3.97] 75 [4.58]
Working Input Speed Minimum min –1 (rpm) 500 500 500 500 500
Continuous min –1 (rpm) 2800 2700 2600 2500 2400
Maximum min –1 (rpm) 3360 3240 3120 3000 2880
Working Pressure Continuous bar [psi] 310 [4500] 310 [4500] 310 [4500] 260 [3770] 260 [3770]
Maximum bar [psi] 400 [5800] 400 [5800] 400 [5800] 350 [5075] 350 [5075]
Flow at rated speed (theoretical) l/min [US gal/ min] 126 [33.3] 138 [36.4] 156 [41.2] 162 [42.9] 180 [47.5]
Input torque at maximum displacement (theoretical) at 49° C [120°F] N•m/bar [lbf•in/1000 psi] 0.717 [437.4] 0.812 [495.7] 0.955 [583.2] 1.035 [631.8] 1.194 [729]
Mass moment of inertia of internal rotating components kg•m² [slug•ft²] 0.00455 [0.00336] 0.00455 [0.00336] 0.00455 [0.00336] 0.00433 [0.00319] 0.00433 [0.00319]
Weight – Axial ports kg [lb] 23.1 [51.0] 23.1 [51.0] 23.1 [51.0] 23.1 [51.0] 23.1 [51.0]
Weight – Radial ports kg [lb] 27.3 [60.2] 27.3 [60.2] 27.3 [60.2] 27.3 [60.2] 27.3 [60.2]
External Shaft Loads External moment (Me) N•m [lbf•in] 226 [2000] 226 [2000] 226 [2000] 226 [2000] 226 [2000]
Thrust in (Tin), out (Tout) N [lbf] 2200 [495] 2200 [495] 2200 [495] 2200 [495] 2200 [495]
Mounting flange load moments Vibratory (continuous) N•m [lbf•in] SAE-C: 1500 [13300], SAE-B: 735 [6600]
Shock (maximum) N•m [lbf•in] SAE-C: 5600 [49600], SAE-B: 2600 [23100]

Product Models

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