Variable Frequency Explosion Proof Inverters High Voltage SVC Control

                           Model

660V two-quadrant series

660V four-quadrant series

1140V two-quadrant series

1140V four-quadrant series

      Input

Input voltage range

560V~760V

560V~760V

970V~1310V

970V~1310V

Input frequency range

47~63 Hz

Technical and operating control performance

Control mode

V/F, sensorless vector control(SVC), vector control (VC)

V/F control

Linear type, multi-dots type, multi-power V/F curve, V/F separation

Running command channel

Keypad, terminal, communication

Frequency reference method

Digital reference, analog reference, pulse frequency reference, communication reference, multi-step speed and simple PLC reference, PID reference, etc.

Power balance function

Master-slave communication, droop control

Overload capability

150% of rated current 60s, 180% of rated current 10s

Starting torque

0.5Hz 150%(SVC), 0Hz 180%(VC)

Speed control range

1:100(SVC), 1:1000(VC)

Speed control precision

±0.5% of Max. speed (SVC), ±0.1% of Max. speed(VC)

Frequency resolution

Digital setting: 0.01Hz

Analog setting: 0.1%~Max. frequency

Torque boost

Automatic torque boost, manual torque boost 0.1~30.0%

ACC/DEC method

Straight line or S curve, four groups of ACC/DEC time

DC braking

DC braking at starting, DC braking at stopping

Jogging running

Jogging frequency range: 0.0Hz~Max. output frequency

Jogging ACC/DEC time:0~3600.0 s

Simple PLC and multi-step speed running

Realize up to 16-step speed running via built-in PLC control terminals

Built-in PID function

Realize close loop control system of process quantities

Automatic voltage regulation

Keep the output voltage constant automatically when the grid voltage changes

Torque reference method

Keypad reference, analog reference, high-speed pulse frequency reference, remote communication reference

Protection function

Up to 30 protection functions such as overcurrent, overvoltage, undervoltage, overtempetature, phase loss, over