As450 series vector low voltage VFD fast torque response inverter

AS450 Series VFDAS450 series VFD is an universal vector VFD. The product was adopted with typical V/F control technology, zero-speed sensor control technology, closed loop vector control and torque control technology, combined with the characteristics of domestic application, further strengthening the product reliability, enviro

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AS450 Series VFD

AS450 series VFD is an universal vector VFD. The product was adopted with typical V/F control technology, zero-speed sensor control technology, closed loop vector control and torque control technology, combined with the characteristics of domestic application, further strengthening the product reliability, environmental adaptability and design for customer and the industry, perfectly satisfying a variety of heavy load driven application requirements.



Feature and Advantages
1. 
High -efficient & energy saving operation
As450 Series Vector LV VFD Fast Torque Response Frequency Inverter

2. Fast Dynamic Response
Advanced motor control can also quickly response to load change without PG Card.
As450 Series Vector LV VFD Fast Torque Response Frequency Inverter3. Smooth tracking start
At any time, smooth start can be perfectly achieved without impacting the rotating motor.
As450 Series Vector LV VFD Fast Torque Response Frequency Inverter4. Powerful grid adaptability
Automatic voltage adjustment function: when the grid voltage changes, the output voltage can be automatically kept constant. In the case of sudden loss of electricity, unique non-blackout function can keep VFD running.
As450 Series Vector LV VFD Fast Torque Response Frequency Inverter 5. Stable operation with low frequency and high torque.
Dynamic calcultion of IGBT internal temperature ensures that the IGBT module operates with the temperture limits, improving reliablity of the module.
As450 Series Vector LV VFD Fast Torque Response Frequency Inverter6. Positive-reverse switch
When positive-reserve motor switch to the zero-speed, the phase of current has no change or oscillation, and speed has no ripple.
As450 Series Vector LV VFD Fast Torque Response Frequency Inverter7. Papid acceleration
0.1s full load acclleration with fast torque response and low speed overshoot.
As450 Series Vector LV VFD Fast Torque Response Frequency Inverter8. IGBT temperature protection curve
Dynamic calculation of IGBT internal temperature ensures that the IGBT module operates within the temperature limites, improving railiability of the module.
As450 Series Vector LV VFD Fast Torque Response Frequency Inverter

Intimate application function

* PID control dedicated menu to set PID parameters, calculate inside the VFD, without independent external regulator option. 
* DC braking before operation: when the rotating direction of motor during free sliding is uncertain, DC braking automatically stop the motor before starting.
* For the square torque load of fan and water pump, high performance excitation control can make the motor run at the optimal efficiency point and achieve optimal energy saving effect.
 
* Master-slave control

* Flexible connection
  1. Master drive is the speed control, and slave drive is the speed control. Small speed difference is allowed between slave drive and master drive.
  2. Speed drive receiving the speed signal from the master drive is implemented with drop.

* Rigid connection
  1. Master drive is the speed control and slave drive is the torque control. Speed difference is not allowed between slave drive and master drive.
  2. The torque signal of the master drive is transmitted to the slave drive VFD with high speed and accuracy in the following ways:
  1. Profibus-DP communication connection realizes master-slave control (applicable to high-accuracy master-slave control).
  2. Analog input and output outlet(master -M0/M1, slave-A01/A1) connection realizes master-slave control(applicable to master-slave control with low speed and low control accuracy)


AS450 series VFD technical parameters
Stable running 40ºC, heavy duty loadingDimension
VFD Model
AS450
Rated input current (A)Rated output current (A)Adaptive motor
(Kw)
Overload 120% (1min)
Output current (A)
4T07P518177.525.5A2
4T001126251136.5
4T011535331547.5A3
4T18P5434118.559.5
4T012247452267.5
4T003063603090A4
4T0037737037105
4T0045959145136.5A5
4T005511711255168
4T007515615075225A6
4T009018718090270A7
4T0110224216110324
4T0132269260132390A8
4T0160312302160451
4T0185383370185555
4T0200401390200585
4T0220438426220639
4T0250492480250720A9
4T0280532520280780
4T0315613600315900
4T0355663650355975

Dimension table
SpecificationHeight(mm)Width (mm)Depth (mm)Weight (kg)
A13001601624.5
A23792221828
A341423218210.3
A453033028829.5
A561033031038
A675043035079.5
A780043035081
A8880500350112.5
A91030630370170
A101189852431280
A111359852431310

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