Frequency Inverter
Main technical features:

1) Power range: 0.75~945KW

2) Voltage: 1AC 220V 3AC 220/380/415/440V -15%~15%

3) Output frequency: 0.00 ~ 400.00Hz

4) Efficiency: >98% (at rated power)

5) Control mode: V/F control

6) Overload capacity: 150% rated current for 60 s

7) Speed accuracy: 0.5% max. Speed (SVC)

8) Speed adjusting range: 1: 100

9) Multi-steps speed control: 16 steps

10) Built-in DC reactor from 18.5KW to 90KW to improve power factor

11) Digital input: 6 (1 high speed pulse input)

12) Digital output: 1

13) Relay output: 2

14) Analogue input: 2

15) Analogue output: 1

16) Automatic voltage regulation (AVR): Maintain output voltage stable when input voltage fluctuate

17) G/P dual rating: Drive one bigger rating pumps or fans directly

18) Built-in PID control

19) Built-in RS 485: Support international standard Modbus RTU, Modbus ASCII and Profibus

20) Multi-functional Quick/Jog key: Access common used parameter quickly

21) SHIFT key: Scroll common used parameter circularly

22) Speed trace function

23) Automatic energy saving

24) Simple water supply control: Control 1 variable speed pump and 2 fixed speed pumps according to pressure feedback

25) Length control

26) Non-stop function while instantaneous power failure

27) Traverse control: Suitable for textile industry

28) Ambient temperature: -10~40 degree

29) Relative humidity: <95%, no condensation allowed

30) Altitude: 0~1000 m, 1000~4000 m with derating

31) 30 kinds of protection function