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Used automation in China

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    ABB ACS510-01-03A3-4 In stock for discount

    • Manufacturer: ABB
    • Model: ACS510

    ABB ACS510-01-03A3-4 low price,high quality factory sealed 1 year warranty ABB ACS510-01-03A3-4 Check that there are no signs of damage. Before attempting installation andoperation, check the information on the t...

    Xiamen, China
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    ABB ACS504-17-3 In stock for discount

    • Manufacturer: ABB
    • Model: ACS

    ABB ACS504-17-3 low price,high quality factory sealed 1 year warranty ABB ACS504-17-3 Check that there are no signs of damage. Before attempting installation andoperation, check the information on the type design...

    Xiamen, China
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    ABB ACS55-01N-02A2-2 in stock,new original

    • Manufacturer: ABB
    • Model: ACS

    ABB ACS55-01N-02A2-2 12 MONTHS warranty competitive price,new High quality ABB ACS55-01N-02A2-2 The motor manufacturer should be consulted regarding the construction of the motorinsulation and additional requirem...

    Xiamen, China
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    ABB ACS401000532 4.0KW in stock,new original

    • Manufacturer: ABB
    • Model: ACS

    ABB ACS401000532 4.0KW 12 MONTHS warranty competitive price,new High quality ABB ACS401000532 4.0KW The rated output power of high output motors is higher than what is stated for theparticular frame size in EN 50...

    Xiamen, China
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    Allen Bradley Drives PowerFlex 753 20F1ANF020JA0NNNNN offer 12 month warranty

    • Manufacturer: Allen-Bradley
    • Model: PowerFlex 753

    All in stock new original guarantee 1.All quote based on EXW only All spare parts sold are guaranteed for one the same time, we have our own inventory and also as a distributor and supplier of a large number of s...

    Xiamen, China
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    Allen Bradley Drives PowerFlex 753 20F1ANF050JA0NNNNN offer 12 month warranty

    • Manufacturer: Allen-Bradley
    • Model: PowerFlex 753

    All in stock new original guarantee 1.All quote based on EXW only All spare parts sold are guaranteed for one the same time, we have our own inventory and also as a distributor and supplier of a large number of s...

    Xiamen, China
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    Allen Bradley Drives PowerFlex 753 20F1ANE289JA0NNNNN offer 12 month warranty

    • Manufacturer: Allen-Bradley
    • Model: PowerFlex 753

    All in stock new original guarantee 1.All quote based on EXW only All spare parts sold are guaranteed for one the same time, we have our own inventory and also as a distributor and supplier of a large number of s...

    Xiamen, China
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    Allen Bradley Drives PowerFlex 753 20F1AGD156AN0NNNNN offer 12 month warranty

    • Manufacturer: Allen-Bradley
    • Model: PowerFlex 753

    All in stock new original guarantee 1.All quote based on EXW only All spare parts sold are guaranteed for one the same time, we have our own inventory and also as a distributor and supplier of a large number of s...

    Xiamen, China
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    Allen Bradley Drives PowerFlex 753 20F1ANC205AA0NNNNN offer 12 month warranty

    • Manufacturer: Allen-Bradley
    • Model: PowerFlex 753

    All in stock new original guarantee 1.All quote based on EXW only All spare parts sold are guaranteed for one the same time, we have our own inventory and also as a distributor and supplier of a large number of s...

    Xiamen, China
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    Allen Bradley Drives PowerFlex 753 20F1ANC140AN0NNNNN offer 12 month warranty

    • Manufacturer: Allen-Bradley
    • Model: PowerFlex 753

    All in stock new original guarantee 1.All quote based on EXW only All spare parts sold are guaranteed for one the same time, we have our own inventory and also as a distributor and supplier of a large number of s...

    Xiamen, China
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    ROCKWEL AB 1336F-MCB-SP1F

    • Manufacturer: Allen-Bradley
    • Model: 1336

    New FACTORY SEALED with WARRANTY 1 YEAR The type code of the drive is indicated on the type designation label, attached on thesupply cubicle door. The type code contains information on the specifications andconfi...

    Xiamen, China
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    ROCKWEL AB 1336F-MCB-SP1J

    • Manufacturer: Allen-Bradley
    • Model: 1336

    New FACTORY SEALED with WARRANTY 1 YEAR The type code of the drive is indicated on the type designation label, attached on thesupply cubicle door. The type code contains information on the specifications andconfi...

    Xiamen, China
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    ROCKWEL AB 1336F-BRF75-AE-DE

    • Manufacturer: Allen-Bradley
    • Model: 1336

    we have many in stock,even discontinued ones our warranty is one year RFQ Click BELOW: veronica at Looking for this: AND More products available for you: RFQ Click: IS200TBAIH1C IS200TGENH1A IS200TPROH1B IS2...

    Xiamen, China
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    ABB ACS143-4K1-3-C IN STOCK,low price for you

    • Manufacturer: ABB
    • Model: ACS

    ABB ACS143-4K1-3-C low price,high quality factory sealed 1 year warranty ABB ACS143-4K1-3-C The drive contains the following printed circuit boards as standard:• main circuit board (RINT)• motor control and I/O b...

    Xiamen, China
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    ABB ACS600 NRFC-45REV In stock for discount

    • Manufacturer: ABB
    • Model: ACS

    ABB ACS600 NRFC-45REV low price,high quality factory sealed 1 year warranty ABB ACS600 NRFC-45REV The drive is delivered in either in a cardboard box or in a plywood package. Thepackage also contains:• connection...

    Xiamen, China
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Overview

Variable-frequency drives (VFDs) are devices used to control the speed and torque of electric motors by varying the frequency and voltage of the power supplied. VFDs are commonly used in applications like HVAC systems, industrial machinery, and pumps where precise motor control improves efficiency and performance.

FAQ

What should I consider when buying a used variable-frequency drive?

Check the VFD's compatibility with your motor, its power rating, and any signs of wear or damage. Ensure it has been properly maintained and inquire about its operational history.

How do I ensure the VFD is shipped safely to my location?

Use a reputable transport service that specializes in electronic equipment. Ensure the VFD is securely packaged to prevent damage during transit and consider insuring the shipment.

What is the maintenance schedule for a variable-frequency drive?

Regularly inspect for dust and debris, check connections for tightness, and ensure proper ventilation. Follow the manufacturer's recommendations for periodic checks and servicing.