CHV160 series special frequency inverter for multi-pumps water supply application

Main technical features:
1) Power range: 5.5~90KW

2) Voltage: 3AC 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: 120% 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

12) Digital output: 1

13) Relay output: 2

14) Analogue input: 2

15) Analogue output: 1

16) LCD keypad: Parameter download and upload, English version

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

18) Timing control: Set different pressure reference in specific time period

19) PID control: Constant pressure regulation

20) Control up to 7 different pumps automatically according to pressure feedback, store specific rated current separately

21) Energy saving function: Stop automatically when flow is smaller

22) Timing switchover function: Prevent pump from rust, balance every pump lifetime

23) Over pressure/under pressure alarm

24) Dormant control

25) Built-in RS 232

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

27) SHIFT key: Scroll common used parameter circularly 

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

Typical application:

Water supply, Air compressor, Central air conditioner