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7.5 hp VFD, Single Phase to Three Phase VFD

4.8 out of 5 based on 7 reviews | Write a review
$697.14
7.5 hp variable frequency drive, single phase to three phase VFD, 28 amps, RS485 enabled, manufacturer direct sale.
SKU: GK3000-2S0055G
Availability: In stock
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Delivery date: 2-12 days

Single phase 7.5 hp VFD, single phase 220V to three phase variable frequency drive, 28 amps. Using it as a phase converter to convert 1-phase 220v (230v, 240v) home power supply to drive 3-phase motors.

Specification:

Basics Model GK3000-2S0055G
Capacity 7.5 hp (5.5 kW)
Shipping weight 8 kg
Dimension 330*200*200 mm
I/O Feature Rated current 28 A
Input voltage 1 phase 220~240V AC
Input frequency 50Hz/ 60Hz
Output voltage 3 phase AC 0~input voltage
Output frequency 0Hz~1000Hz
Over load capacity 150% of rated current for 1 minute, 180% of rated current for 3 seconds
Control Feature Control mode V/F, Sensorless vector control (SVC), Speed sensor vector control (FVC)
Communication RS485
Speed regulation 1:100
Start torque 150% of rating torque at 1 Hz
Speed control accuracy ≤±0.5% of rating synchronous speed
Frequency precision Digital setting: max frequency x± 0.01%;
Analog setting: max frequency x± 0.2%
Frequency resolution Analog setting: 0.1% of max frequency;
Digital setting: 0.01Hz
Torque boost Automatic torque boost, manual torque boost 0.1%~30.0%
Interior PID controller Be convenient to make closed-loop system
Automatic energy save running Optimize V/F curve automatically based on the load to realize power save running
Automatic voltage regulation (AVR) Can keep constant output voltage when power source voltage varies.
Automatic current limiting Limit running current automatically to avoid frequent over-current which will cause trip
Environment Enclosure rating IP 20
Temperature –10℃~ +40℃; VFD will be derated if ambient temperature exceed 40℃; each rise 1℃, the derate will be 5%
Humidity 5%-95%, without condensation
Altitude ≤1000m; VFD will be derated if above 1000m
Impingement and oscillation Normal running:<5.9m/s2 (0.6g); Transportation:<15m/s2 (1.5g)
Store environment –20℃~ +60℃; no dust, no corrosive gas, no direct sunlight

Note: ATO VFD Cannot be used as a power source, it Can only be directly connected to an induction motor to control the motor speed.

Details

7.5 hp Single Phase to Three Phase VFD Details

Tips: Difference between VSD, VFD, ASD, AFD

The most correct term - according to IEEE and IEC - is ASD (Adjustable Speed Drive). This refers to the electronic equipment used to regulate the operating speed of the motor and driven equipment by controlling the frequency and voltage applied to the motor.
NOTE that other terms in common use include (but are not limited to): VSD (Variable Speed Drive), AFD (Adjustable Frequency Drive), and VFD (Variable Frequency Drive), they are referring to the same motor drives, just different names.
There is no difference between a VSD and VFD in terms of what it is designed to do. There MAY be differences based on specific internal components/construction and how it achieves that goal.

Existing reviews of 7.5 hp VFD, Single Phase to Three Phase VFD
Please recommend a suitable VFD
I have a 220v 3 phase 5hp table saw at high rpm but only have a 220 single phase main power. I usually cut 4x4 or 2x6' lumber and would like to know hat VFD will be enough to handle my application. Thank you.
From: hi | Date: 03/08/2024
Was this review helpful? Yes No (0/0)
ATO Responded
Please send us a picture of your 5HP table saw nameplate label to sales (at) ato.com, and they will confirm the appropriate VFD model for you.
Do I need a bigger VFD?
The VFD does not seem capable of running the motor & pump. I tried increasing the acceleration time to 10 seconds and increased the torque percent to 20%, but it doesn't help. Please advise do I need a bigger VFD?
From: Glack | Date: 02/08/2023
Was this review helpful? Yes No (0/0)
ATO Responded
We believe that this situation is due to the instantaneous overcurrent of the motor starting. Please follow the steps below to test again: Your motor wiring is three-phase 220V/440V, three-phase 230V/460V, please confirm whether your motor wiring is connected according to three-phase 220V or three-phase 230V? Please refer to the motor manual and double check the wiring of the motor.
Please check what is the VFD starting current?
Please check what is the starting current?
Are you starting the compressor on no load or on load?
From: ronnie | Date: 13/06/2023
Was this review helpful? Yes No (0/0)
ATO Responded
Please check what is the starting current?
Are you starting the compressor on no load or on load?
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