FST-631 Mini Size economico SVC Frequency inverter

FST-631 Series inverter is a mini general purpose vector control inverter, supports wall mounting and rail mounting in a smaller size, which saves installation space. It is a high performance mini product for small power markets.

Selection parameters

Main features:

1.Adjustable V/F curve & Simple vector control

2.Compact design, less installation space

3.8-step speed control & 7-step process control

4.Standard potentiometer and external LED keypad

5.Communication interface RS-485

6.Automatic adjustment of accel./decel. Times

7.CE requirements certified

Specification:

Rated input voltage (V):3PH 380V(-15%)～440V(+10%)

Rated input frequency (Hz):50Hz or 60Hz, permissible range: 47～63Hz,

Rated output voltage (V):Equal to input voltage with less than 5% error,

Rated output frequency (Hz) :50Hz/60Hz, fluctuation range: ±5%,

Control mode:V/f control,Sensorless vector control,

Max output frequency : 650Hz

Speed ratio:1:100

Analog input resolution:No more than 20mV

Resolution:

Terminal digital input resolution:No more than 2ms

Analog I/O:Input one 0～10V or 0～20mA, output one 0～10V or 0～20Ma

Digital I/O:Five normal inputs, one Y terminal output (in common use with normal digital output) and one programmable relay output

Communciation:485 communication

Installation mode: Wall installation

Ambient temp :﹣10~50℃, derated if the ambient temp is above 40℃

Cooling mode:air cooling

Fault protection:Provide dozens of fault protection functions: overcurrent, overvoltage, undervoltage, overtemp and overload

Brake unit:Built-in brake unit in standard configuration.