Adjustable Frequency Drives - Danfoss

Adjustable Frequency Drives (AFDs), also known as Variable Frequency Drives (VFDs), optimize motor performance by precisely controlling speed and torque, improving energy efficiency and extending equipment life. Co...

Categories from Danfoss (1)
Electric Motor Controls
Electric Motor Controls

Electronic motor control is vital for modern pump systems, enhancing efficiency and reliability by managing motor speed, torque, and direction. Utilizing variable frequency drives (VFDs) and programmable logic controllers (PLCs) helps optimize energy consumption, reduce mechanical wear, and improve system protection across various applications, including industrial processes, water treatment, and HVAC systems.


How does a variable frequency drive (VFD) work in pump control?

A variable frequency drive (VFD) controls a pump by adjusting the motor's speed and torque to match what's needed. It takes the incoming AC power, converts it to DC, and then back to AC at the right frequency and voltage. By changing the frequency, the VFD can adjust the motor speed, and by controlling the voltage, it keeps the torque just right. This precise control helps improve energy efficiency, reduces wear and tear on the system, and keeps everything running smoothly.


How does programmable logic controllers (PLCs) play in pump motor control?

Programmable logic controllers (PLCs) are key to pump motor control because they automate and monitor the system. They can start and stop the pump, adjust the motor speed, and respond to different inputs and conditions. PLCs also detect faults, schedule operations, and optimize processes to ensure everything runs smoothly and efficiently. Their ability to handle complex control tasks makes them essential for keeping pump systems reliable and efficient.


Do you have questions regarding electronic motor control products for pumps?

Contact us to speak with a product expert to help you from product selection to answering questions about installation.

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Danfoss - 132F0028
MPN:FC-051P5K5T4E20H3BXCXXXSXXX
The VLT® Micro Drive is a general-purpose drive that can control AC motors up to 22.0 kW. It is a small drive with maximum strength and reliability. The VLT® Micro Drive is manufactured with respect for the environment, and it complies with the RoHS Directive. Note: Order the LCP display separately as an accessory.

$1,498.53$1,651.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 132F0030
MPN:FC-051P7K5T4E20H3BXCXXXSXXX
The VLT® Micro Drive is a general-purpose drive that can control AC motors up to 22.0 kW. It is a small drive with maximum strength and reliability. The VLT® Micro Drive is manufactured with respect for the environment, and it complies with the RoHS Directive. Note: Order the LCP display separately as an accessory.

$1,906.97$2,101.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 132F0058
MPN:FC-051P11KT4E20H3BXCXXXSXXX
The VLT® Micro Drive is a general-purpose drive that can control AC motors up to 22.0 kW. It is a small drive with maximum strength and reliability. The VLT® Micro Drive is manufactured with respect for the environment, and it complies with the RoHS Directive. Note: Order the LCP display separately as an accessory.

$2,673.02$2,945.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 132F0059
MPN:FC-051P15KT4E20H3BXCXXXSXXX
The VLT® Micro Drive is a general-purpose drive that can control AC motors up to 22.0 kW. It is a small drive with maximum strength and reliability. The VLT® Micro Drive is manufactured with respect for the environment, and it complies with the RoHS Directive. Note: Order the LCP display separately as an accessory.

$3,401.86$3,748.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 132F0060
MPN:FC-051P18KT4E20H3BXCXXXSXXX
The VLT® Micro Drive is a general-purpose drive that can control AC motors up to 22.0 kW. It is a small drive with maximum strength and reliability. The VLT® Micro Drive is manufactured with respect for the environment, and it complies with the RoHS Directive. Note: Order the LCP display separately as an accessory.

$4,075.34$4,490.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 132F0061
MPN:FC-051P22KT4E20H3BXCXXXSXXX
The VLT® Micro Drive is a general-purpose drive that can control AC motors up to 22.0 kW. It is a small drive with maximum strength and reliability. The VLT® Micro Drive is manufactured with respect for the environment, and it complies with the RoHS Directive. Note: Order the LCP display separately as an accessory.

$4,818.70$5,309.00

You save 9%
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Subject to factory lead times

1/2 HP,1.2 A,3 PHASE,480VAC,IP20/OPEN

$911.28$1,004.00

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Subject to factory lead times

3/4 HP,1.6 A,3 PHASE,480VAC,IP20/OPEN

$969.37$1,068.00

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Subject to factory lead times

1 HP,2.1 A,3 PHASE,480VAC,IP20/OPEN

$1,003.86$1,106.00

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1-1/2 HP,2.7 A,3 PHASE,480VAC,IP20/OPEN

$1,026.55$1,131.00

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Subject to factory lead times

2 HP,3.4 A,3 PHASE,480VAC,IP20/OPEN

$1,035.63$1,141.00

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Subject to factory lead times

3 HP,4.8 A,3 PHASE,480VAC,IP20/OPEN

$1,191.74$1,313.00

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Subject to factory lead times

5 HP,8.2 A,3 PHASE,480VAC,IP20/OPEN

$1,421.38$1,566.00

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Subject to factory lead times

7-1/2 HP,11 A,3 PHASE,480VAC,IP20/OPEN

$1,679.15$1,850.00

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Subject to factory lead times

10 HP,14.5 A,3 PHASE,480VAC,IP20/OPEN

$1,971.41$2,172.00

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Subject to factory lead times

15 HP,21 A,3 PHASE,480VAC,IP20/OPEN

$2,481.51$2,734.00

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Subject to factory lead times

20 HP,27 A,3 PHASE,480VAC,IP20/OPEN

$3,104.16$3,420.00

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Subject to factory lead times

1 HP,2.1 A,3 PHASE,480VAC,IP20/OPEN

$1,394.15$1,536.00

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Available for Purchase

Subject to factory lead times

2 HP,3.4 A,3 PHASE,480VAC,IP20/OPEN

$1,425.92$1,571.00

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Available for Purchase

Subject to factory lead times

3 HP,4.8 A,3 PHASE,480VAC,IP20/OPEN

$1,582.03$1,743.00

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Available for Purchase

Subject to factory lead times

5 HP,8.2 A,3 PHASE,480VAC,IP20/OPEN

$1,811.67$1,996.00

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Subject to factory lead times

10 HP,14.5 A,3 PHASE,480VAC,IP20/OPEN

$1,821.40$2,602.00

You save 30%
Low Stock (1)Ships within 1 business day
15 HP,21 A,3 PHASE,480VAC,IP20/OPEN

$2,871.80$3,164.00

You save 9%
Available for Purchase

Subject to factory lead times

20 HP,27 A,3 PHASE,480VAC,IP20/OPEN

$2,695.00$3,850.00

You save 30%
Low Stock (2)Ships within 1 business day
Danfoss - 132F0028
MPN:FC-051P5K5T4E20H3BXCXXXSXXX
The VLT® Micro Drive is a general-purpose drive that can control AC motors up to 22.0 kW. It is a small drive with maximum strength and reliability. The VLT® Micro Drive is manufactured with respect for the environment, and it complies with the RoHS Directive. Note: Order the LCP display separately as an accessory.

$1,498.53$1,651.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 132F0030
MPN:FC-051P7K5T4E20H3BXCXXXSXXX
The VLT® Micro Drive is a general-purpose drive that can control AC motors up to 22.0 kW. It is a small drive with maximum strength and reliability. The VLT® Micro Drive is manufactured with respect for the environment, and it complies with the RoHS Directive. Note: Order the LCP display separately as an accessory.

$1,906.97$2,101.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 132F0058
MPN:FC-051P11KT4E20H3BXCXXXSXXX
The VLT® Micro Drive is a general-purpose drive that can control AC motors up to 22.0 kW. It is a small drive with maximum strength and reliability. The VLT® Micro Drive is manufactured with respect for the environment, and it complies with the RoHS Directive. Note: Order the LCP display separately as an accessory.

$2,673.02$2,945.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 132F0059
MPN:FC-051P15KT4E20H3BXCXXXSXXX
The VLT® Micro Drive is a general-purpose drive that can control AC motors up to 22.0 kW. It is a small drive with maximum strength and reliability. The VLT® Micro Drive is manufactured with respect for the environment, and it complies with the RoHS Directive. Note: Order the LCP display separately as an accessory.

$3,401.86$3,748.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 132F0060
MPN:FC-051P18KT4E20H3BXCXXXSXXX
The VLT® Micro Drive is a general-purpose drive that can control AC motors up to 22.0 kW. It is a small drive with maximum strength and reliability. The VLT® Micro Drive is manufactured with respect for the environment, and it complies with the RoHS Directive. Note: Order the LCP display separately as an accessory.

$4,075.34$4,490.00

You save 9%
Available for Purchase

Subject to factory lead times

Danfoss - 132F0061
MPN:FC-051P22KT4E20H3BXCXXXSXXX
The VLT® Micro Drive is a general-purpose drive that can control AC motors up to 22.0 kW. It is a small drive with maximum strength and reliability. The VLT® Micro Drive is manufactured with respect for the environment, and it complies with the RoHS Directive. Note: Order the LCP display separately as an accessory.

$4,818.70$5,309.00

You save 9%
Available for Purchase

Subject to factory lead times

1/2 HP,1.2 A,3 PHASE,480VAC,IP20/OPEN

$911.28$1,004.00

You save 9%
Available for Purchase

Subject to factory lead times

3/4 HP,1.6 A,3 PHASE,480VAC,IP20/OPEN

$969.37$1,068.00

You save 9%
Available for Purchase

Subject to factory lead times

1 HP,2.1 A,3 PHASE,480VAC,IP20/OPEN

$1,003.86$1,106.00

You save 9%
Available for Purchase

Subject to factory lead times

1-1/2 HP,2.7 A,3 PHASE,480VAC,IP20/OPEN

$1,026.55$1,131.00

You save 9%
Available for Purchase

Subject to factory lead times

2 HP,3.4 A,3 PHASE,480VAC,IP20/OPEN

$1,035.63$1,141.00

You save 9%
Available for Purchase

Subject to factory lead times

3 HP,4.8 A,3 PHASE,480VAC,IP20/OPEN

$1,191.74$1,313.00

You save 9%
Available for Purchase

Subject to factory lead times

5 HP,8.2 A,3 PHASE,480VAC,IP20/OPEN

$1,421.38$1,566.00

You save 9%
Available for Purchase

Subject to factory lead times

7-1/2 HP,11 A,3 PHASE,480VAC,IP20/OPEN

$1,679.15$1,850.00

You save 9%
Available for Purchase

Subject to factory lead times

10 HP,14.5 A,3 PHASE,480VAC,IP20/OPEN

$1,971.41$2,172.00

You save 9%
Available for Purchase

Subject to factory lead times

15 HP,21 A,3 PHASE,480VAC,IP20/OPEN

$2,481.51$2,734.00

You save 9%
Available for Purchase

Subject to factory lead times

20 HP,27 A,3 PHASE,480VAC,IP20/OPEN

$3,104.16$3,420.00

You save 9%
Available for Purchase

Subject to factory lead times

1 HP,2.1 A,3 PHASE,480VAC,IP20/OPEN

$1,394.15$1,536.00

You save 9%
Available for Purchase

Subject to factory lead times

2 HP,3.4 A,3 PHASE,480VAC,IP20/OPEN

$1,425.92$1,571.00

You save 9%
Available for Purchase

Subject to factory lead times

3 HP,4.8 A,3 PHASE,480VAC,IP20/OPEN

$1,582.03$1,743.00

You save 9%
Available for Purchase

Subject to factory lead times

5 HP,8.2 A,3 PHASE,480VAC,IP20/OPEN

$1,811.67$1,996.00

You save 9%
Available for Purchase

Subject to factory lead times

10 HP,14.5 A,3 PHASE,480VAC,IP20/OPEN

$1,821.40$2,602.00

You save 30%
Low Stock (1)Ships within 1 business day
15 HP,21 A,3 PHASE,480VAC,IP20/OPEN

$2,871.80$3,164.00

You save 9%
Available for Purchase

Subject to factory lead times

20 HP,27 A,3 PHASE,480VAC,IP20/OPEN

$2,695.00$3,850.00

You save 30%
Low Stock (2)Ships within 1 business day