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Q08 economical frequency converter

Q08 series frequency converter is an economical vector control inverter, with good motor drive performance, especially suitable for electronic equipment: engraving machine, packaging, printing, plastic extrusion, machine tools, woodworking, glass and other low-power transmission occasions.
Single phase 220V 0.4-3.7KW Three-phase 380V 3.7-7.5KW

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1. Product details

  • Simple and economical inverter, smaller shape, more preferential price, more space saving
  • Ti's DSP chip has built-in the most practical inverter parameters
  • The smallest volume of three-phase inverter in China
  • Includes an open MODBUS communication protocol
  • The maximum output frequency is 3000.0Hz



Voltage level

220V series

Model Q08-2SXXXXH

0004

0007

0015

0022

0037

0055

Suitable for motor power (kW) 

0.4

0.75

1.5

2.2

3.7

5.5

Output

Rated output current (a) 

3

4.5

7

10

17

25

Output frequency range (Hz) 

0.1~3000.0Hz

Power supply

Rated input current (a) 

5.5

9.2

14.5

23

33

42

Range of input voltage variation

Single-phase 200V-240V: 50/60Hz, permissible voltage fluctuation: ± 15% 

Voltage level

380V series

Model Q08-4TXXXXH

0007

0015

0022

0037

0055

0075

Suitable for motor power (kW) 

0.75

1.5

2.2

3.7

5.5

7.5

Output

Rated output current (a) 

3.0

4.0

5.5

8.2

12.5

18

Output frequency range (Hz) 

0.1~3000.0Hz

Power supply

Rated input current (a) 

3.5

6.2

9.2

15

22

27.9

Range of input voltage variation

Three-phase 320V-460V: 50/60Hz, permissible voltage fluctuation: ± 15% 

Control characteristic

Control Mode

SVPWM Space vector modulation -LRB-carrier frequency 2-10 kHz) 

Output frequency resolution

0.1Hz

Torque characteristics

Pitch compensation, slip compensation, at 3Hz can reach more than 150% 

Overload tolerance

150% 1 minute, 180% 10 seconds, 200% 0.5 seconds

Acceleration and deceleration time

0.1-3000 seconds (can be set separately) 

V/f curve

Any V/F curve setting

Operational characteristics

Frequency setting signal

Panel operation

The setting is by the deny key or V.R

External Signal

Potentiometer 5k ω/0.5 W, DC0 ~ + 10V (input impedance 47K ω)4 ~ 20mA (output impedance 250Ω) , multi-function input selection 1 ~ 3(3 segment speed, inch movement, up/down instruction, etc.) , communication settings

Operational characteristics

Panel operation

Set by the RUN/Stop Key

External Signal

X1-X6 combined into a variety of operation mode operation; RS-485 communication port

Multi-function input signal

Segment Speed Command 0 ~ 7 selection, Inch Command, first and second acceleration and deceleration switch command, external EF (NC) selection

Multi-function output signal

In operation, the operating frequency is reached

Other functions

AVR function, over-voltage stall prevention, DC brake, abnormal DC brake start frequency setting, parameter lock/reset, carrier frequency adjustment