GD300 Series High Performance Open Loop Vector Control inverter
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GD300 Series High Performance Open Loop Vector Control inverter

Goodrive300 inverters are high performance open loop vector inverters for controlling asynchronous AC induction motors and permanent magnet synchronous motors. Applying the most advanced sensorless vector control which keeps pace with the leading international level and 32-bit DSP system, the product enhances its reliability to meet the requirements of environment adaptability, customized and industrialized design with more optimized functions, more flexible applications and more stable performance.

Features:
  • Compatible with synchronous and asynchronous motors
  • Up to 0.25Hz/150% starting torque(Asnychronous motor); 2.5Hz/150% starting torque (Synchronous motor)
  • Built-in braking unit
(1.5~30kW, 400V)
(≤18.5kW, 500V)
  • External LED keypad to copy parameters; Optional LCD keypad provided
  • Standard C3 filters; Optional C2 filters
  • Standard Modbus, optional Profibus,
Can open and ethernet
Customization products provided: GD310( UL/cUL )
Applications:
Permanent Magnet Synchronous Motor, Mine, Machine Tools, Textile, Oil, Other Machineries"
Function description Specification
Input Input voltage (V) AC 3PH 380V(-15%)~440V(+10%) Rated voltage: 380V
AC 3PH 380V(-10%)~550V(+10%) Rated voltage: 500V
AC 3PH 520V(-15%)~690V(+10%) Rated voltage: 660V
Input frequency (Hz) 50Hz/60Hz, permissible range: 47~63Hz
Output Output voltage (V) 0~input voltage
Output frequency (Hz) 0~400Hz
Technical control performance Control mode SVPWM, SVC
Motor type Asynchronous motor, permanent magnet synchronous motor
Speed ratio Asynchronous motor 1:200 (SVC), permanent magnet synchronous motor 1:20 (SVC)
Speed control precision ±0.2% (SVC)
Speed fluctuation ±0.3% (SVC)
Torque response <20ms (SVC)
Torque control precision <10% (SVC)
Starting torque Asynchronous motor: 0.25Hz/150% (SVC)
Permanent magnet synchronous motor: 2.5Hz/150% (SVC)
Overload capacity 60s for 150% rated current
10s for 180% of rated current
1s for 200% of rated current
Operation control performance Frequency setup mode  Digital, analog, pulse frequency, multi-step speed operation, simple PLC, PID, MODBUS communication, PROFIBUS communicaiton, can realize switching between the set combination and the set channel
Auto voltage adjustment Keep the output voltage constant automatically when grid voltage changes
Fault protection Provide over 30 kinds of fault protection eg overcurrent, overvoltage, undervoltage, overtemp, phase loss and overload, can record the detailed running state of the inverter when fault occurred
Speed tracking restart Realize impact-free smooth startup of the rotating motor
Note: This function is available for 4kW and above models
Peripheral interface Terminal analog input resolution No more than 20mV
Terminal digital input resolution No more than 2ms
AI Two (AI1, AI2) 0~10V/0~20mA,  one (AI3)-10~10V
AO Two (AO1, AO2) 0~10V /0~20mA
DI Eight normal inputs, max frequency is 1kHz, internal impedance: 3.3kΩ
One high speed input, max frequency is 50kHz
DO One high speed pulse output, max frequency is 50kHz
One Y terminal open collector output
Relay output Two programmable relay outputs
RO1A NO, RO1B  NC, RO1C  common port
RO2A NO, RO2B  NC, RO2C  common port
Contact capacity: 3A/AC250V,1A/DC30V
Others Installation mode Support wall-type, ground-type and flange-type installation
Ambient temp ﹣10~50℃, derate if the ambient temp is above 40℃
Mean Time Between Failure 2 years (25 ℃)
Protection level IP20
Cooling mode Air cooling
Brake unit Built-in for 380V 30kW and below model, optional for 380V 37kW and above model
Built-in for 500V 18.5kW and below models, optional for 500V 22kW and above model
Optional for 660V
EMC filter Built-in C3 filter for 380V, meet  IEC61800-3 C3 requirement
No built-in C3 filter for 500V and 660V\]
Optional external filter: meet IEC61800-3 C2 requirements
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