Danfoss D23 Cast Iron Gear Pumps

Get a quick quote

Danfoss D-Series and DX-Series Cast Iron Gear Pumps is specifically designed for maximum efficiency, dependability, durability and reliability in performing continuous operation in heavy duty applications with severe duty cycles and temperature conditions, all within the industry leading package size and power density.

The broad range of shaft drives, integrated valves, and side or rear port options gives great flexibility in system design. Coupled with the modularity and compact nature of the D-series of pumps, a wide array of applications rely on the D-pumps.

20% smaller than conventional gear products, our cast iron gear pumps give great power density in a small package.

Feature

Here is a list of features for Danfoss cast iron gear pumps:

  • Thrust plate design for high efficiency over a wide temperature range
  • Teflon® coated bushings for extended life under extreme temperature and pressure conditions
  • High strength cast iron construction for efficient performance in continuous operation
  • Easy installation due to compact, power-dense design
  • Viton® seals as standard to sustain higher temperature and fluid capabilities
  • A variety of integrated valve options for customization and optimization in different applications
  • Low noise operation
  • High performance and reliability in a wide range of applications, including hydraulic systems, lubrication systems, and other industrial processes.

Specifications

Frame size Frame size Frame size Frame size Frame size Frame size Frame size Frame size Frame size Frame size Frame size Frame size Frame size Frame size Frame size Frame size
7 10 11 13 14 17 19 21 23 25 29 32 36 38 41 45
Displacement cm3/rev
[in3/rev]
7.0
[0.43]
9.50
[0.58]
10.8
[0.66]
12.6
[0.77]
14.3
[0.87]
17.0
[1.04]
19.0
[1.16]
20.5
[1.25]
22.5
[1.37]
25.4
[1.55]
29.00
[1.77]
31.8
[1.94]
36.1
[2.20]
38.0
[2.32]
41.0
[2.50]
45.1
[2.75]
Rated pressure bar
[psi]
276
[4000]
276
[4000]
276
[4000]
276
[4000]
276
[4000]
276
[4000]
276
[4000]
276
[4000]
276
[4000]
276
[4000]
276
[4000]
276
[4000]
241
[3500]
228
[3300]
207
[3000]
190
[2750]
Peak pressure bar
[psi]
303
[4400]
303
[4400]
303
[4400]
303
[4400]
303
[4400]
303
[4400]
303
[4400]
303
[4400]
303
[4400]
303
[4400]
303
[4400]
303
[4400]
265
[3850]
250
[3630]
228
[3300]
209
[3025]
Min speed min-1 (rpm) 1200 900 900 700 700 600 600 600 600 600 600 600 600 600 600 600
Max speed min-1 (rpm) 3400 3400 3400 3400 3400 3400 3400 3400 3400 3400 3200 3000 2750 2750 2500 2500
Theoretical flow
at max speed
l/min
[US gal/min]
24.0
[6.3]
32.3
[8.5]
36.7
[9.7]
42.9
[11.3]
48.5
[12.8]
57.9
[15.3]
64.6
[17.1]
69.6
[18.4]
76.3
[20.2]
86.4
[22.8]
92.8
[24.5]
95.4
[25.2]
99.0
[26.2]
104.5
[27.6]
120.4
[27.1]
112.7
[29.8]
Weight kg [lb] 7.2
[15.8]
7.3
[16.1]
7.4
[16.3]
7.5
[16.5]
7.6
[16.7]
7.8
[17.1]
7.9
[17.4]
7.9
[17.5]
8.1
[17.8]
8.3
[18.2]
8.4
[18.6]
8.6
[19.0]
8.8
[19.6]
9.0
[19.8]
9.1
[20.2]
9.4
[20.7]
Mass moment of inertia x 10-6 kg•m2
[x 10-6 lb•ft2]
60
[40]
71
[53]
77
[57]
85
[63]
92
[68]
104
[77]
105
[77]
119
[88]
128
[95]
141
[104]
157
[116]
170
[125]
188
[139]

Markets and Applications

Danfoss cast iron gear pumps are designed for use in a variety of markets and applications, including:

  • Industrial manufacturing: These pumps are used in various industrial processes such as pumping liquids, transferring fluids, and circulating cooling fluids.
  • Oil and gas: These pumps are used in the extraction, transportation, and refinement of oil and gas.
  • Chemical processing: These pumps are used in chemical processing plants to transfer hazardous and corrosive liquids.
  • Agriculture: These pumps are used in irrigation systems, fertilization systems, and other agricultural applications.
  • Power generation: These pumps are used in power plants to transfer water and other fluids for cooling and other processes.
  • Marine: These pumps are used in ships and other marine vessels for a variety of applications, including bilge pumping, ballast pumping, and fuel transfer.
  • Water and wastewater treatment: These pumps are used in water and wastewater treatment plants for sludge transfer and other processes.
  • Food and beverage: These pumps are used in food processing and beverage production facilities to transfer liquids and viscous substances.
  • Pharmaceutical: These pumps are used in the production and processing of pharmaceutical products.
  • Aerospace: These pumps are used in aircraft and other aerospace applications to transfer fluids and gases.

Download

 

      Danfoss Cast Iron Gear Pumps Service Manual


FAQS

  1. What is the maximum viscosity that the Danfoss D23 can handle?

    The Danfoss D23 Cast Iron Gear Pump can handle a maximum viscosity of up to 210 cSt (mm2/s). This makes the pump suitable for most industrial applications, as well as other applications where high-viscosity products are needed. The pump is also designed to handle extreme temperatures and challenging working conditions, meaning it is extremely robust and reliable.

  2. What is the maximum temperature that the Danfoss D23 can operate at?

    The Danfoss D23 gear pump is designed to operate with a maximum temperature of 120°C (248°F). The pump also has an extended temperature range of -25°C (-13°F) to 180°C (356°F). The Danfoss D23 gear pump is built with high-grade cast iron and provides maximum thermal stability and reliability.

  3. What is the maximum discharge pressure for the Danfoss D23?

    The Danfoss D23 can handle a maximum discharge pressure of up to 210 bar (3050 psi). Its cast iron construction ensures a robust and reliable operation, even under the toughest conditions. The pumps also feature superior performance capabilities when it comes to volumetric efficiency and power consumption, making them ideal for your industrial applications.

  4. What is the maximum speed that the Danfoss D23 can operate at?

    The Danfoss D23 Cast Iron Gear Pumps can operate at a maximum speed of 1500 RPM, allowing for efficient and reliable operation. The pump has been designed to enable smooth and balanced operation even at high speeds, providing superior performance for your application.

Get A Quick Quote