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Current location:Home  Products  Industrial Automation  Variable Frequency Drive  Low Voltage General Inverter
Low Voltage General Inverter
GD20 Series Economic Type Open Loop Vector Control Inverter
  • GD20 Series Economic Type Open Loop Vector Control Inverter
GD20 Series Economic Type Open Loop Vector Control Inverter
Goodrive20 series inverter adopts speed sensorless vector control technology and carries excellent drive performance and control functions. It is equipped with abundant hardware configuration and powerful software function to optimize the usability and reliability, thus fulfilling application demands in different industrial control cases. Goodrive20 series 18kW~110kW models carry built-in DC reactor in standard configuration, 18.5~37kW carry built-in brake unit in standard configuration and 45~110kW take built-in brake unit as optional accessory. The independent air duct design improves product reliability and performance, enhancing the product competitiveness.



Inquiry
  • Features
  • Specification parameter
  • Classic case
  • Data download
  • * Excellent control performance

    Adopt SVC to ensure excellent performance;

    * Optimized structure design

    Compact structure to help customer save installation space;

    Support parallel rail-type installation for 2.2kW and below models;

    Abundant configuration and interfaces to offer power functions

    Carries built-in 485 communication interface in standard configuration, abundant I/O terminals and external keypad interface to better fulfill application requirements;

    18.5~110kW inverters carry built-in DC reactor in standard configuration to improve product power factor;

    37kW and below models carry built-in brake unit in standard configuration, while in 45~110kW models, the built-in brake unit is an optional accessory;

    * Multiple installation modes

    2.2kW and below models support rail-type installation and wall-type installation; 4kW and above models support wall-type and flange-type installation;

    * Easy to use and maintain

    The fan can be disassembled and installed independently, which is easy to maintain;

    The normal LED external keypad and the LED external keypad with parameter copy function are optional to fulfill different application demands;

    * Integrated with abundant functions to meet diversified application demands

    Simple PLC, multi-step speed control, built-in PID, torque control, multi-point V/f curve, multiple brake modes and no stop at momentary power loss;

    * Wide application
    Vector control platform product, powerful function, excellent performance, can be widely applied in medium-to-small power applications eg food machinery, plastic machinery, ceramic device, petrol machinery, cable device, air compressor, machine tool device, wood-working machinery, textile machinery, printing package device, chemical device, environmental-protection device and conveying device.





  • Function description

    Specification

    Power input

    Rated input voltage (V)

    1PH 220V(-15%)-240V+10%

    3PH 220V(-15%)-240V+10%

    3PH 380V(-15%)-440V+10%

    Rated input current(A)

    Refer to "rated value"

    Rated frequency (Hz)

    50Hz or 60Hz, permissible range: 47~63Hz

    Power output

    Rated motor capacity (kW)

    Refer to "rated value"

    Rated output (kVA)

    Refer to "rated value"

    Rated current (A)

    Refer to "rated value"

    Rated output voltage (V)

    Equal to input voltage with less than 5% error

    Technical control performance

    Control mode

    SVPWM, SVC

    Motor type

    Asynchronous motor

    Speed range

    1:100

    Speed control precision

    ±0.2%SVC

    Speed fluctuation

    ± 0.3%SVC

    Torque response

    <20msSVC

    Torque control precision

    10%

    Starting torque

    0.5Hz 150%SVC

    Overload capacity

    1m for 150% of rated current, 10s for 180% of rated current, 1s for 200% of rated current150%

    Running control characteristics

    Frequency setup mode

    Keypad digits, anaglog quantity, pulse frequency, multi-step speed operation, simple PLC, PID, MODBUS communication. Realize switching between the set combination and the set channel.

    Realize switching between the set combination and the set channel.

    Auto voltage adjustment

    Keep the output voltage constant when grid voltage changes.

    Fault protection

    Provide all-around fault protection: overcurrent, overvoltage, undervoltage, overheat, phase loss and overload

    Speed tracking restart

    Realize impact-free smooth startup of rotating motor

    AI

    OneAI20~10V/0~20mA, oneAI3-10~10V

    AO

    TwoAO1AO20~10V /0~20mA

    DI

    Four normal inputs, max frequency: 1kHz

    One high speed input, max frequency 50kHz

    DO

    One Y1 terminal output, two programmable relay outputs

    Relay output

    Two programmable relay outputs

    RO1A NO, RO1B NC, RO1C common port

    RO2A NO, RO2B NC, RO2C common port

    Contact capacity:3A/AC250V

    Others

    DC reactor

    18.5kW and above models carry built-in DC reactor in standard configuration

    Installation mode

    1PH 220V/3PH 380V and below and 3PH 220V 0.75kW and below support rail-type and wall-type installation;

    3PH 380V 4kW and above and 3PH 220V 1.5kW and above support wall-type and flange-type installation;

    Brake unit

    Built-in in standard configuration for 37kW and below models and optional for 45~110kW models;

    EMC filter

    Built-in C3 filter is optional for 3PH 380V 4Kw and above, 3PH 220V 1.5kW and above

    Optional filter: IEC61800-3 C2 IEC61800-3 C3

    Ambient temp

    10~50, derate if the ambient temp is above 40

    Elevation

    Below 1000m, derate if the elevation is above 1000m, derate by 1% per every additional 100m

    Protection level

    IP20

    Note: The inverter with plastic shell should be installed in the metal ditribution box which complies with IP20 and IP3X

    Safety

    Meet CE requirement

    Cooling mode

    Air cooling


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