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FR-A840-5.5K-1 Mitsubishi inverter, 5.5KW three-phase 400V, Japanese standard version.

LEHIY item code: LH-0078

The FR-A840-5.5K-1 Mitsubishi frequency inverter from Japan has the following main functions: 1. Precise speed control: Enables precise adjustment of motor speed to meet the needs of different production processes. 2. Multiple control modes: Such as V/F control, vector control, etc., to adapt to different types of loads and application scenarios. 3. Energy-saving operation: Achieves energy saving by optimizing motor operating efficiency. 4. Overload protection: When the motor is overloaded, the inverter can take timely protective measures to avoid motor damage. 5. Overvoltage and undervoltage protection: Protects the motor and inverter from damage when the power supply voltage is abnormal. 6. Instantaneous power outage restart function: Automatically resumes operation after a momentary power outage, reducing production interruptions. 7. Multi-speed operation setting: Multiple different operating speeds can be preset for easy switching. 8. Communication function: Supports communication with host computers or other devices to achieve centralized monitoring and automated control. Specific functions may vary depending on the model and configuration.

Quick buying check

This page helps you check FR-A840-5.5K-1 Mitsubishi inverter, 5.5KW three-phase 400V, Japanese standard version. before you ask for a quote.

Confirm the brand, model number, part number, and quantity. Share a clear nameplate photo when the old item has close variants.

LEHIY can check stock, lead time, packing, shipping documents, and safe replacement options for maintenance orders.

FR-A840-5.5K-1 Model 00170 (5.5K)
Applicable motor capacity (kW) * 1SLD7.5 
LD7.5 
ND (initial setting)5.5 
HD3.7 
OutputRated capacity (kVA) * 2SLD13 
LD12 
ND (initial setting)9.1 
HD6.9 
Rated current (A)SLD17 
LD16 
ND (initial setting)12 
HD
Overload capacity * 3SLD110 60 seconds, 120 3 seconds (reverse time characteristic) (ambient temperature 40°C )
LD120 60 seconds, 150 3 seconds (reverse time characteristic) (ambient temperature 50°C )
ND (initial setting)150 60 seconds, 200 3 seconds (reverse time characteristic) (ambient temperature 50°C )
HD200 60 seconds, 250 3 seconds (reverse time characteristic) (ambient temperature 50°C )
Rated voltage * 43-phase 380 - 500V
Regenerative brakingBrake TransistorBuilt-in
Maximum brake torque * 6With built-in braking resistor100 Torque · 2% ED * 5
FR-ABR (with option)100 Torque · 10% ED
PowerRated input AC voltage · frequency3-phase 380 - 500V 50Hz/60Hz * 10
Allowable AC Voltage Fluctuation Range323 - 550V 50Hz/60Hz
Allowable Frequency Fluctuation Range±5%
Rated current (A)* 7SLD22.5 
LD22.3 
ND (initial setting)17.4 
HD12.3 
Power Supply Capacity (kVA) * 8SLD17 
LD17 
ND (initial setting)13 
HD9.4 
Protective structure (IEC 60529) * 9Closed (IP20)
Cooling methodForced air cooling
Approximate weight (kg)6.7 
• Converter Rating Table
400V Rating
Mitsubishi Inverter Model FR-A840-5.5K-1SLD (ultra-light load)LD (light load)ND (General Load Initial Value)HD (heavy load)
Sundiazyon VersionMedium versionEuropean versionMotor * 1 capacityCurrent ratingMotor * 1 CapacityCurrent ratingMotor * 1 capacityCurrent ratingMotor * 1 CapacityCurrent rating
FR-A840-5.5K-1FR-A840-00170-2-60FR-A840-00170-1-N67.5 17 7.5 16 5.5 12.0 3.7 

Plain language sourcing guide for FR-A840-5.5K-1 Mitsubishi inverter, 5.5KW three-phase 400V, Japanese standard version.

Start with the full model name. Check the brand name. Check the part number. Check the code on the old unit. These small checks help you avoid a wrong order.

Take one clear photo of the front label. Take one photo of the side label. If the part has a cable, plug, port, seal, coil, or screen, take a photo of that area too.

Tell us the quantity you need. Tell us your country. Tell us the date when the plant needs the part. We can then check stock, lead time, safe packing, and the best shipping plan.

If the exact model is no longer made, do not guess. Send the old model and the use case. LEHIY can compare close options and explain which choice is safer for repair work.

Use simple order notes. Write the model in one line. Write the quantity in one line. Write the delivery country in one line. This helps our team reply faster.

Check the old part before removal. Look at the label. Look at the connector. Look at the mounting size. Look at the voltage or pressure rating if it is shown.

Do not rely on a short nickname for a part. Many industrial items have close versions. A small suffix can change the plug, output, range, or software setting.

Ask for a stock check if the plant is stopped. Ask for a lead time if the order is planned. Ask for packing photos if the part is fragile or heavy.

For a replacement order, tell us what failed. Tell us where the part is used. Tell us if an equal model is acceptable. This makes the first answer more useful.

For repeat orders, send the last invoice, old label, or old packing photo. The same reference can help us match the correct product again.

For urgent service, keep the message simple. One model, one quantity, one photo, and one delivery target are enough for a fast first check.

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Brand Name:MitsubishiCertification:ISO9001, CE
Place of Origin:ChinaCondition:New
Warranty:1 yearCustomized sourcing:available

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Ans. LEHIY specializes in industrial automation and control components, offering fast sourcing, stable quality, and competitive prices for global customers.

What is your estimated delivery time?

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What are your primary product offerings?

Ans. Our main products include PLCs, sensors, valves, solenoid valves, actuators, power modules, transmitters, and complete industrial automation solutions.

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Replacement support

FR-A840-5.5K-1 Mitsubishi inverter, 5.5KW three-phase 400V, Japanese standard version.

Send the brand, model, part number, quantity, nameplate photos, and application requirements. LEHIY will check availability, suitable alternatives, packing details, and delivery options before quoting.

For discontinued, temporarily unavailable, or configuration-sensitive items, our team can compare the requested model with close variants or compatible replacements for maintenance and spare parts planning.

Use this page as a practical sourcing note for engineers, buyers, and maintenance teams comparing automation components. Check the model name, brand, LEHIY code, application, and replacement requirements before sending an inquiry.

Short, clear information helps our team confirm availability faster and reduce back-and-forth communication during urgent maintenance projects.

  • Confirm the complete model number and any suffix printed on the nameplate.
  • Share quantity, destination country, preferred shipping method, and target delivery date.
  • Include photos, drawings, old purchase records, or datasheets when compatible alternatives are acceptable.
  • Ask for stock checking, replacement comparison, packing details, and export documentation before ordering.

Useful details for a faster quote

  • Complete model and part number
  • Required quantity and target delivery date
  • Nameplate photos, drawings, or old purchase records
  • Voltage, signal range, dimensions, or accessory needs
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FR-A840-5.5K-1 Mitsubishi inverter, 5.5KW three-phase 400V, Japanese standard version. verification notes

Please send the full model number, quantity, target delivery date, and nameplate photos. These details help us check the requested product or a close replacement.

LEHIY reviews product name, part number, series, label information, and application requirements before shipment.

If the original model is discontinued or supplied with different accessories, we can explain practical differences before quoting.

For repeat purchasing, we can help organize related models, replacement parts, shipment schedules, and clear communication for your team.

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