Danfoss D45 Cast Iron Gear Pumps

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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 advantage of the Danfoss D45 over other gear pumps?

    The Danfoss D45 is designed to provide superior performance, reliability, and efficiency in a variety of applications. Due to it’s patented design, the D45 is capable of operating at very low speeds without cavitation. It also has a lower noise level and power consumption than competing models. Additionally, the D45 features a robust cast metal construction which ensures maximum durability and long-term operation.

  2. What are the benefits of using Danfoss D45 cast iron gear pumps?

    Danfoss D45 cast iron gear pumps provide a reliable and durable solution for many industrial applications. They are designed to deliver high efficiency and low noise levels, offer excellent flow characteristics, are easy to install and maintain, and are available in a range of sizes and speeds. Their anti-corrosion coating provides superior durability which makes them ideal for extended use in harsh conditions. Additionally, Danfoss D45 pumps feature low vibration levels that reduce the risk of problems related to wear and tear.

  3. What is the maximum operating pressure for the Danfoss D45 cast iron gear pumps?

    The maximum operating pressure for the Danfoss D45 cast iron gear pumps is up to 3600 PSI (24.8 MPa), making it a reliable and powerful choice for industrial applications. With its robust cast iron construction, it can handle pumping high-viscosity fluids with ease.

  4. What is the maximum temperature that the Danfoss D45 can withstand?

    The Danfoss D45 Cast Iron Gear Pump is designed to withstand temperatures up to 300°F (149°C). Additionally, the pump has been tested for performance at high pressure and rotation speeds, ensuring that you get the most efficient performance out of your system.

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