Industry application: air compressor, plastic machine and other industries

Technical specifications
Rated input voltage and frequency: three-phase 380~440VAC 50/60Hz
Allowable input voltage working range: three-phase 380V: 304~456VAC
Voltage unbalance rate＜3%, frequency＜±5%
Rated output voltage: 0~rated output voltage
Maximum overload current: G-type machine  150% 1 minute, 180% 20 seconds
Control mode: current vector control/VF control
Frequency accuracy: digital command ±0.01% (-10℃~+40℃)
Analog command ±0.01% (25℃±10℃)
Stable operation of low frequency and large torque under vector control
Set frequency resolution: digital command 0.01Hz; analog command 1/1000 maximum frequency
Output frequency resolution: 0.01Hz
Frequency setting signal: 0~10V, 0~20ma
Acceleration and deceleration time: 0~1800 seconds (acceleration and deceleration time are set independently)
Braking torque: additional braking resistor up to 125%
Protection function: overvoltage, undervoltage, current limit, overcurrent, overload, electronic thermal relay, overheat, overvoltage stall, load short circuit, grounding, undervoltage protection, input phase loss, short circuit to ground and phase, motor overload protection Wait
Working environment temperature: -10℃~+40℃
Humidity: 5~95%RH (no condensation)
Storage temperature: -40℃~+70℃
Place of use: indoor (no corrosive gas)
Installation site: the altitude is not higher than 1000 meters, no dust, no corrosive gas and no direct sunlight
Protection level: IP20