High speed Air Compressor Inverter DSP GD300 sensorless vector control

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Specification

Input

Input Voltage Range

Voltage degree Un=380V, Voltage degree Un=660V

Input Frequency Range

50Hz/60Hz Allowed range:47～63Hz

Output

Output Voltage Range

0~ input voltage

Output Frequency Range

Standard:0～400Hz;(380V Goodrive300 special inverters for

medium-frequency:0～3200Hz)

Technical Control Feature

Control Mode

SVPWM, sensorless vector control

Motor Type

Asynchronous and permanent magnet synchronous motors

Speed Ratio

±0.2% (SVC)

Speed Fluctuation

± 0.3% ( sensorless vector control)

Torque response

<20ms(SVC)

Torque Control Accuracy

10%( sensorless vector control)

Starting Torque

Asynchronous motor: 0.25Hz/150%( )

Synchronous motor: 2.5 Hz/150%( )

Overload Capability

150% of the rated current: 1 minute;
180% of the rated current:10 seconds; 200% of rated current :1 second

Running Control Feature

Frequency Setting Method

Digital setting, analog setting, pulse frequency setting, multi-stage speed running setting, simple PLC setting, PID setting, MODBUS communication setting

Realize the shifting between the set combination and set channel.

Auto-adjustment

of the voltage

Keep constant voltage automatically when the grid voltage transients

Fault Protection

Provide over 30 fault protection functions: overcurrent, overvoltage, undervoltage, overheating, phase failure and overload, etc,

Restart after rotating

speed tracking

Smooth starting of the rotating motor

Peripheral Interface

Terminal

analog input

resolution

<20mV

Terminal switch

input resolution

<2ms

Analog Input

1 channel(AI2) 0~10V/0~20mA and 1 channel(AI3)-10~10V

Analog Output

2 channels(AO1,AO2) 0~20mA

Digital input

8 common inputs, the Max. frequency: 1kHz,

1 high speed input, the Max. frequency: 50kHz

Digital output

1 high speed pulse output, the Max. frequency: 50kHz;

1 Y terminal open collector output

Relay Output

2 programmable relay outputs

RO1A NO, RO1B NC, RO1C common terminal

RO2A NO, RO2B NC, RO2C common terminal

Contactor capability: 3A/AC250V,1A/DC30V

Others

Mountable Method

Wall, flange and floor mountable

Temperature of the running environment

-10~50°C, derate above40°C

Protective

IP20

Cooling

Air-cooling

Brake unit

Built-in for inve