AT1-4000X AT1-4000X

AT1-4000X Variable Frequency Drive Instruction Manual

220V Single Phase Input to 3 Phase 4kW AC Motor Speed Controller

1. Uvod

The AT1-4000X Variable Frequency Drive (VFD) is designed to provide precise speed control for 3-phase 4kW AC motors, operating from a single-phase 220V AC input. This VFD utilizes a unique control method to achieve high torque, high accuracy, and a wide speed regulating range, ensuring high performance in various applications.

Ključne karakteristike uključuju:

  • Excellent anti-trip performance and adaptability to challenging power conditions, temperature fluctuations, humidity, and dust interference, significantly enhancing stability.
  • Optimized PWM control technology and electromagnetic compatibility for low noise and reduced electromagnetic interference.
  • User-friendly design for easy operation and wiring.
  • Fast start and stop response with substantial torque at low speeds.

2. Sigurnosne mjere

Failure to follow these instructions may result in death, serious injury, or significant property loss.

  • Uvijek se uvjerite da je napajanje isključeno prije izvođenja bilo kakvog ožičenja ili održavanja.
  • Never connect the U/V/W output terminals to the AC power supply. Doing so will cause severe damage to the inverter.
  • Do not install the inverter in environments with flammable or explosive gases, as this poses a risk of explosion.
  • The ground terminal (GND) of the inverter must be properly and securely grounded.
  • Only qualified professionals should perform internal wiring or open the inverter's casing due to the presence of high voltage.
Front view of the AT1-4000X VFD showing the control panel and a safety precautions label.
Slika 2.1: Prednja strana view of the VFD with visible safety precautions.

3. Proizvod je gotovview

The AT1-4000X VFD features a clear digital display and an intuitive control panel for easy monitoring and adjustment of motor parameters. The unit is designed for efficient heat dissipation with integrated cooling fins and fans.

3.1 Kontrolna tabla

Prednja ploča uključuje:

  • Digitalni prikaz: Shows operational parameters such as frequency (Hz), forward/reverse status (FWD/REV), and revolutions per minute (r/min).
  • Indikatori: Power, Hz, FWD, REV, r/min.
  • Dugmad:
    • DISP: Display mode selection.
    • PROG: Program mode entry/exit.
    • FUNC/DATA: Function/Data entry.
    • FWD/REV: Forward/Reverse direction control.
    • (Up Arrow): Increase value or navigate menus.
    • (Down Arrow): Decrease value or navigate menus.
    • RUN: Start motor operation.
    • STOP/RESET: Stop motor operation or reset errors.
  • Okretno dugme: For fine adjustment of frequency or parameter values.

3.2 Terminali

The VFD is equipped with clearly labeled terminals for power input and motor output.

Front view of the AT1-4000X VFD with a close-up inset showing the wiring terminals for input (L, N), output (U, V, W), and ground (GND).
Figure 3.1: VFD front view with detailed wiring terminal diagram.

4. Specifikacije

FeatureSpecifikacija
ModelAT1-4000X
Rated Voltage (ulaz)AC 220V (Single Phase)
Suitable Motor Power4kW
Kontrolni metodV/F Open Loop
Output Voltage Adjustable MethodPWM kontrola
Nazivna izlazna struja20A
Maximum Output Frequency Range0 - 400Hz
TipInverter Motor Drive
Porijeklokontinentalna Kina
Dimenzije pakovanja (D x Š x V)23 cm x 23 cm x 16 cm
Težina paketa1.498 kg

5. Podešavanje

Before proceeding with installation and wiring, ensure all safety precautions are understood and followed. Installation should be performed by qualified personnel.

5.1 Instalaciono okruženje

  • Install the VFD in a clean, dry, and well-ventilated area.
  • Avoid direct sunlight, high temperatures, excessive humidity, and dusty environments.
  • Ensure there is sufficient space around the unit for proper heat dissipation.
  • Ne instalirajte u blizini zapaljivih ili eksplozivnih materijala.

5.2 Upute za ožičenje

The VFD is designed for simple wiring. Always ensure the power supply is OFF before connecting any wires. Connect wires after removing the terminal screws.

Close-up view of the VFD's wiring terminals, clearly showing labels for L, N (220V input), U, V, W (3-phase motor output), and GND (ground).
Slika 5.1: Detaljno view of the VFD wiring terminals.
TerminalFunkcijaOpis
L, NAC 220V ulazConnect to single-phase AC 220V power supply.
U, V, W3-Phase AC Motor OutputConnect to the three-phase AC motor terminals.
GNDGroundPovežite se na pouzdano uzemljenje.

6. Uputstvo za upotrebu

Once the VFD is correctly installed and wired, you can begin operation. Familiarize yourself with the control panel functions.

6.1 Osnovni rad

  1. Uključeno: Ensure all connections are secure, then apply single-phase 220V AC power to the L and N terminals. The VFD display should illuminate.
  2. Pokretanje motora: Pritisnite RUN button to start the motor. The FWD or REV indicator will light up depending on the current direction setting.
  3. Podesite frekvenciju/brzinu: Use the rotary knob to adjust the output frequency, which in turn controls the motor speed. The display will show the current frequency (Hz) or RPM (r/min).
  4. Promjena smjera: Pritisnite FWD/REV button to toggle the motor's rotation direction.
  5. Zaustavi motor: Pritisnite STOP/RESET dugme za zaustavljanje motora.

6.2 Programiranje parametara

The PROG i FUNC/DATA buttons, along with the arrow keys (, ), are used to access and modify various operating parameters. Refer to the detailed programming manual (if available) for specific parameter settings relevant to your application.

  • Pritisnite PROG to enter or exit programming mode.
  • Koristi i to navigate through parameter groups or individual parameters.
  • Pritisnite FUNC/DATA to select a parameter for editing or to confirm a value.
  • Use the rotary knob or arrow keys to change the parameter value.
  • Pritisnite FUNC/DATA ponovo da biste sačuvali novu vrijednost.

7. Održavanje

Regular maintenance helps ensure the longevity and reliable operation of your VFD.

  • čišćenje: Keep the VFD clean and free from dust and debris. Use a soft, dry cloth for cleaning. Do not use liquid cleaners.
  • ventilacija: Ensure that the cooling fans and ventilation openings are not obstructed to prevent overheating.
  • inspekcija: Povremeno provjeravajte sve spojeve ožičenja na čvrstoću i znakove istrošenosti ili oštećenja.
  • Profesionalna usluga: Due to high internal voltages, any internal inspection or repair should only be performed by qualified service personnel. Do not attempt to open the VFD casinsebe.

8. Otkrivanje problema

Ovaj odjeljak pruža općenite smjernice za uobičajene probleme. Za složene probleme obratite se tehničkoj podršci.

ProblemMogući uzrokRješenje
VFD se ne uključujeNo input power; Incorrect wiringCheck power supply and input wiring (L, N).
Motor ne radiMotor wiring incorrect; VFD in STOP mode; Parameter errorVerify motor wiring (U, V, W); Press RUN; Check programmed parameters.
Brzina motora je nestabilnaIncorrect V/F settings; Motor load fluctuationsAdjust V/F curve parameters; Ensure motor is suitable for load.
Greška preopterećenjaMotor overloaded; Incorrect overload protection settingReduce motor load; Check and adjust overload protection parameters.

If an error occurs, the VFD display may show an error code. Press the STOP/RESET button to clear the error after addressing the cause.

9. Savjeti za korisnike

  • For optimal performance, ensure the VFD is matched correctly to your motor's power rating (e.g., 4kW motor for this 4kW VFD).
  • When adjusting frequency, make gradual changes to avoid sudden motor stress.
  • Always ensure proper grounding to prevent electrical hazards and ensure stable operation.
  • Keep the VFD's ventilation clear to prevent overheating, especially during continuous operation.

10. Garancija i podrška

For warranty information, technical support, or service inquiries, please refer to the documentation provided at the point of purchase or contact the seller directly. Keep your purchase records handy when seeking support.

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