Goodrive20-EU Series

General Purpose Vector Control Inverter

Introduction

The Goodrive20-EU is a general-purpose vector control inverter featuring certified STO (Safe Torque OFF) function. It is designed for OEM equipment markets, primarily serving applications in water treatment, printing and packaging, winding equipment, paper machinery, shearing equipment, plastic machinery, food machinery, cable machinery, textile machinery, and HVAC systems.

Image: A collection of INVT Goodrive20-EU inverters of various sizes.

Main Features

Features

Mini design for inverters (≤2.2kW) allows side-by-side installation of multiple units, reducing installation space.

Image: Three INVT inverters installed side-by-side, with a callout indicating to remove membranes for optimal airflow.

Flexible installation ways

Image: Examples of rail mounting, wall mounting, and flange mounting for the inverters.

Excellent Performance

Excellent vector control performance

Image: Oscilloscope waveform showing current in vector control mode with 50Hz and full load.

Excellent motor drive performance

Image: Oscilloscope waveforms demonstrating stable current at sudden load changes in V/F control mode with 2Hz and full load, and in vector control mode with 0.5Hz and full load.

Excellent high frequency running performance

Image: Oscilloscope waveforms showing current in vector control mode with 0.5Hz and full load during sudden loading and unloading.

Multi-function and easy to use

Built-in DC reactor for inverter ≥18.5kW

Image: INVT inverter with a built-in DC reactor.

The braking unit is built-in and standard for inverters ≤37kW, and optional for inverters from 45-110kW.

Model Braking Unit
GD20-EU (0.4kW - 15kW) Built-in for standard
GD20-EU (45kW - 110kW) Optional

Inverters (400V; ≥4kW) support the Common DC bus solution.

Diagram: Common DC bus wiring for multiple INVT inverters.

Built-in Safe Torque Off function

Model IEC 61508 EN/ISO 13849-1 EN954-1
-S2: 0.4~2.2kW
-2: 0.4~0.75kW
-4: 0.75~2.2kW
SIL2 PLd Category 3
-2: 1.5~7.5kW
-4: 4~110kW
SIL3 PLe Category 3

C3 and C2 filters

C3 filters are built-in for inverters (3PH; 400V; ≥4kW) and (3PH; 230V; ≥1.5kW). External C3 filters can be configured for inverters (1PH; 230V; ≤2.2kW), (3PH; 400V; ≤2.2kW) and (3PH; 230V; <0.75kW). External C2 filters are optional for all GD20-EU series inverters.

Diagrams illustrating current waveforms before and after installing a filter, showing the reduction in interference.

Remarks:
C2 filter: EMC performance meets limited usage requirements in civil environments.
C3 filter: EMC performance meets limited usage requirements in industrial environments.

External keypad

The membrane keypad is standard for inverters (3PH; 400V; ≤ 2.2kW) and supports external LED keypads. Keypads for inverters (3PH; 400V; ≥4kW) can also be used as external keypads. GD20-EU series inverters can be configured with an LED keypad that includes a data copy function for uploading or downloading parameters.

Image: INVT inverter with an external keypad.

Pluggable design for cooling fans, easy maintenance

Image: INVT inverter with a focus on its pluggable cooling fan design for easy maintenance.

Abundant Software Functions

Function Used to Remarks
RS485 communication Read and modify inverter parameters through connection to the upper computer to control inverter running status. Configured with RS485 communication interface.
PID Carry out PID operation on feedback signals to control inverter output frequency and improve target accuracy and stability. Applicable to pressure, flow, and temperature process control. Supports PID output polarity switching.
Motor parameter autotuning Carry out rotation or static autotuning, improving control accuracy and response speed. Classified into rotation autotuning and static autotuning.
Simple PLC function Change the running frequency and direction automatically according to the running time set by simple PLC to meet process requirements. Supports multiple running modes.
Multi-step speed control Meet the speed control requirements in different periods of time. A maximum of 16 steps can be divided for multi-step speed control.
Multiple V/F curve settings Meet the requirements of energy-saving operation for fans and water pumps and of various variable frequency power supplies; adapt to different load applications. Linear, multi-dot, multi-power, and V/F separation settings, implementing flexible setting of V/F curves.
Virtual terminals Take external signals as local virtual I/O to reduce hardware configuration. Corresponding virtual terminal functions must be enabled in communication mode.
Delay of switching on and off Provide more programming and control modes. Max. switching on/off delay is 50s.
Uninterrupted running in instantaneous power off Ensure uninterrupted running in instantaneous power off. Especially applicable to situations with high requirements on continuous operation. At transient voltage drop, the inverter can keep running by feedback energy without stop in valid time.
Various protection functions Provide overall fault protection functions. Various measures provided to protect against faults such as overcurrent, overvoltage, undervoltage, overheating, and overload, whose information can be saved.
Multiple braking modes available Provide multiple braking modes, satisfying accurate and quick stop under different loads. DC braking, flux braking, dynamic braking.
Battery capacity display Display the accumulative power consumption on the inverter without a watt-hour meter. Inverter power consumption can be queried.

Reliable QA

Perfect and Reliable Test System Ensures Products Adapt to Complicated Site Environments and Achieved ACT Certificate of TÜV SÜD.

Experiment Type Experiment Name Classification
Packaging Experiments Package compression experiments Package Resonance imaging and storage test
Package random vibration test Package dropping test
Package rolling test Package dumping test
Package inclined impact test Half-sine shock test (working and non-working state)
Impact Test Trapezoidal wave impulse test (non-working state)
Mechanical Reliability Experiments Sinusoidal vibration test (working state) Random vibration test (working and non-working state)
Vibration Test Low temperature storage test
Temperature Experiment High temperature storage test
Climatic Environmental Reliability Test Low temperature working test High temperature working test
Gradient temperature change test Temperature impact test
Temperature Humidity Test Constant temperature & humidity test
Alternation temperature & humidity test Salt Spray Test
Salt Spray Test Constant salt spray test Alternation salt spray test
Low Air Pressure Test Combined dry heat & low air pressure test Combined cold & low air pressure test

Remarks: The full name of ACT is Acceptance of Client's Testing, which means the German TÜV SÜD admits the technology level of the lab and accepts their separate testing data and test reports officially.

Images: Electric Vibration System, Low Pressure Test Chamber & Constant temperature and humidity test chamber, Faster temperature chamber & Thermal Shock Test Chamber.

Applications

Images showcasing various applications: Textile machinery, Food machinery, Plastic machinery, Printing and packaging, Environmental protection equipment, Ceramic equipment, Woodworking equipment, Conveying equipment, Air compressor, Cable machinery.

Technical Specification

Function Specification
Power Input Input Voltage (V): 1PH 220V (-15%)~240V(+10%), 3PH 220V(-15%)~240V(+10%), 3PH 380V (-15%)~440V(+10%)
Input Current (A): Refer to the rated value
Input Frequency (Hz): 50Hz or 60Hz, allowed range: 47~63Hz
Output Motor Capacity (kW): Refer to the rated value
Power Output Output Current (A): Refer to the rated value
Output Voltage (V): 0~input voltage, error<5%
Output Frequency (Hz): 0~400Hz
Control Mode: SVPWM, SVC
Adjustable-speed Ratio: 1:100
Technical Control Feature Speed Control Accuracy: ± 0.2% (SVC)
Speed Fluctuation: ± 0.3% (SVC)
Torque Response: <20ms (SVC)
Torque Control Accuracy: 10%
Starting Torque: 0.5Hz/150% (SVC)
Overload Capability: 150% of rated current: 1 minute; 180% of rated current: 10 seconds; 200% of rated current: 1 second
Running Control Feature Frequency Setting Method: Digital setting, analog setting, pulse frequency setting, multi-step speed running setting, simple PLC setting, PID setting, MODBUS communication setting
Auto-adjustment of the Voltage: Shift between the set combination and set channel. Keep a stable voltage automatically when the grid voltage transients.
Peripheral Interface Fault Protection: Provide comprehensive fault protection functions: over-current, over-voltage, under-voltage, over-heating, phase loss and overload, etc.
Analog Input: 1 (Al2) 0~10V/0~20mA and 1 (Al3) -10~10V
Analog Output: 2 (AO1, AO2) 0~10V/0~20mA (Only 1 AO for inverters ≤2.2kW)
Digital Input: 4 common inputs, the Max. frequency: 1kHz; 1 high speed input, the Max. frequency: 50kHz
Others Digital Output: 1 Y1 terminal output; 2 programmable relay outputs (Only 1 Relay output for inverters ≤2.2kW)
Relay Output: RO1A NO, RO1B NC, RO1C common terminal; RO2A NO, RO2B NC, RO2C common terminal. Contactor capacity: 3A/AC250V
Mountable Method Wall and rail mountable
Braking Unit <37kW Standard built-in. 45~110kW Optional built-in (model "-B")
EMI Filter Optional filter: meet the degree requirement of IEC61800-3 C2, IEC61800-3 C3
Temperature of the Running Environment -10~50°C. Above 40°C, derate 1% for every additional 1°C.
Altitude <1000m. Above 1000m, derate 1% for every additional 100m.
Protective Degree IP20
Safety Meet the requirement of CE
Cooling Fan cooling

Selection

Type designation key

GD20-055G-4-B-EU

Key No. Detailed description Detailed content
Abbreviation (1) Product abbreviation GD20-EU is short for Goodrive20-EU
Rated power (2) Power range+load type 055: 55kW
G: constant torque load
Voltage degree (3) Voltage degree S2: AC 1PH 220V(-15%)~240V(+10%)
2: AC 3PH 220V(-15%)~240V(+10%)
4: AC 3PH 380V (-15%)~440V(+10%)
Additional information 1 (4) Braking unit B: For inverter 45kW and With "B" assigned, means built-in braking unit.
Additional information 2 (5) Special function EU: built-in Safe Torque Off function; Without EU, without the function

Rated parameters

Model Voltage degree Output power (kW) Input current (A) Output current (A) STO function
GD20-0R4G-S2-EU1PH 230V0.46.52.5Class SIL2 PLd CAT.3
GD20-0R7G-S2-EU1PH 230V0.759.34.2Class SIL2 PLd CAT.3
GD20-1R5G-S2-EU1PH 230V1.515.77.5Class SIL2 PLd CAT.3
GD20-2R2G-S2-EU1PH 230V2.22410Class SIL2 PLd CAT.3
GD20-0R4G-2-EU3PH 230V0.43.72.5Class SIL3 PLe CAT.3
GD20-0R7G-2-EU3PH 230V0.7554.2Class SIL3 PLe CAT.3
GD20-1R5G-2-EU3PH 230V1.57.77.5Class SIL3 PLe CAT.3
GD20-2R2G-2-EU3PH 230V2.21110Class SIL3 PLe CAT.3
GD20-004G-2-EU3PH 230V41716Class SIL3 PLe CAT.3
GD20-5R5G-2-EU3PH 230V5.52120Class SIL3 PLe CAT.3
GD20-7R5G-2-EU3PH 230V7.53130Class SIL3 PLe CAT.3
GD20-0R7G-4-EU3PH 400V0.753.42.5Class SIL2 PLd CAT.3
GD20-1R5G-4-EU3PH 400V1.55.04.2Class SIL2 PLd CAT.3
GD20-2R2G-4-EU3PH 400V2.25.85.5Class SIL2 PLd CAT.3
GD20-004G-4-EU3PH 400V413.59.5Class SIL3 PLe CAT.3
GD20-5R5G-4-EU3PH 400V5.519.514Class SIL3 PLe CAT.3
GD20-7R5G-4-EU3PH 400V7.52518.5Class SIL3 PLe CAT.3
GD20-011G-4-EU3PH 400V113225Class SIL3 PLe CAT.3
GD20-015G-4-EU3PH 400V154032Class SIL3 PLe CAT.3
GD20-018G-4-EU3PH 400V18.54738Class SIL3 PLe CAT.3
GD20-022G-4-EU3PH 400V225145Class SIL3 PLe CAT.3
GD20-030G-4-EU3PH 400V307060Class SIL3 PLe CAT.3
GD20-037G-4-EU3PH 400V378075Class SIL3 PLe CAT.3
GD20-045G-4-EU3PH 400V459892Class SIL3 PLe CAT.3
GD20-045G-4-B-EU3PH 400V459892Class SIL3 PLe CAT.3
GD20-055G-4-EU3PH 400V55128115Class SIL3 PLe CAT.3
GD20-055G-4-B-EU3PH 400V55128115Class SIL3 PLe CAT.3
GD20-075G-4-EU3PH 400V75139150Class SIL3 PLe CAT.3
GD20-075G-4-B-EU3PH 400V75139150Class SIL3 PLe CAT.3
GD20-090G-4-EU3PH 400V90168180Class SIL3 PLe CAT.3
GD20-090G-4-B-EU3PH 400V90168180Class SIL3 PLe CAT.3
GD20-110G-4-EU3PH 400V110201215Class SIL3 PLe CAT.3
GD20-110G-4-B-EU3PH 400V110201215Class SIL3 PLe CAT.3

Standard wiring

Wiring diagram of control circuit

Diagram: Wiring diagram of the control circuit for the inverter.

Logic table for STO function

STO input state Corresponding STO fault
H1, H2 opens simultaneously Trigger STO function, the drive can't operate normally.
H1, H2 closes simultaneously Don't trigger STO function, the drive can operate normally.
Either H1 or H2 opens or closes Trigger STL1/STL2/STL3 fault, fault code:
38: Safety circuit of channel 1 is abnormal (STL1)
39: Safety circuit of channel 2 is abnormal (STL2)
40: Internal circuit is abnormal (STL3)

Control terminal diagram

Diagram: Connection terminal diagram for inverters <2.2kW.

Diagram: Connection terminal diagram for inverters > 4kW.

Installation dimension

External keypad dimension

Diagrams showing the overall drawing and hole drawing for the external keypad. Note: The external keypad can be up to 20 meters away from the inverter.

Inverter dimension

Diagrams illustrating the installation bracket and installation dimensions for wall mounting of 0.75~2.2kW inverters.

Model W1 W2 H1 H2 D1 D2 Hole (d)
GD20-0R4G-S2-EU80.060.0160.0150.0123.5120.35
GD20-0R7G-S2-EU80.060.0160.0150.0123.5120.35
GD20-1R5G-S2-EU80.060.0185.0175.0140.5137.35
GD20-2R2G-S2-EU80.060.0185.0175.0140.5137.35
GD20-0R4G-2-EU80.060.0185.0175.0140.5137.35
GD20-0R7G-2-EU80.060.0185.0175.0140.5137.35
GD20-0R7G-4-EU80.060.0185.0175.0140.5137.35
GD20-1R5G-4-EU80.060.0185.0175.0140.5137.35
GD20-2R2G-4-EU80.060.0185.0175.0140.5137.35

Diagram: Rail mounting of inverters of 1PH 230V/3PH 400V (≤2.2kW) and 3PH 230V (≤0.75kW).

Model W1 H1 H3 H4 D1 D2 Hole (d)
GD20-0R4G-S2-EU80.0160.035.436.6123.5120.35
GD20-0R7G-S2-EU80.0160.035.436.6123.5120.35
GD20-1R5G-S2-EU80.0185.035.436.6140.5137.35
GD20-2R2G-S2-EU80.0185.035.436.6140.5137.35
GD20-0R4G-2-EU80.0185.035.436.6140.5137.35
GD20-0R7G-2-EU80.0185.035.436.6140.5137.35
GD20-0R7G-4-EU80.0185.035.436.6140.5137.35
GD20-1R5G-4-EU80.0185.035.436.6140.5137.35
GD20-2R2G-4-EU80.0185.035.436.6140.5137.35

Diagrams showing inverter dimensions for wall mounting of 3PH 400V 4~37kW and 3PH 230V 1.5~7.5 kW inverters, and flange mounting of 3PH 400V 4~75kW and 3PH 230V 1.5~7.5kW inverters.

Model W1 W2 W3 H1 H2 D1 D2 Hole (d)
GD20-1R5G-2-EU146.0131.0256.0243.5167.084.56
GD20-2R2G-2-EU146.0131.0256.0243.5167.084.56
GD20-004G-2-EU146.0131.0256.0243.5167.084.56
GD20-5R5G-2-EU170.0151.0320.0303.5196.3113.06
GD20-7R5G-2-EU170.0151.0320.0303.5196.3113.06
GD20-004G-4-EU146.0131.0256.0243.5167.084.56
GD20-5R5G-4-EU146.0131.0256.0243.5167.084.56
GD20-7R5G-4-EU170.0151.0320.0303.5196.3113.06
GD20-011G-4-EU170.0151.0320.0303.5196.3113.06
GD20-015G-4-EU170.0151.0320.0303.5196.3113.06
GD20-018G-4-EU200.0185.0340.6328.6184.3104.56
GD20-022G-4-EU200.0185.0340.6328.6184.3104.56
GD20-030G-4-EU250.0230.0400.0380.0202.0123.56
GD20-037G-4-EU250.0230.0400.0380.0202.0123.56
GD20-045G-4-EU282.0160.0226.0560.0542.0238.0138.09
GD20-055G-4-EU282.0160.0226.0560.0542.0238.0138.09
GD20-075G-4-EU282.0160.0226.0560.0542.0238.0138.09
GD20-090G-4-EU338.0200.0554.0535.0329.29.5
GD20-110G-4-EU338.0200.0554.0535.0329.29.5

Diagrams showing inverter dimensions for wall mounting of 3PH 400V 90~110kW inverters and flange mounting of 3PH 400V 90~110kW inverters.

Model W1 W2 W3 W4 H1 H2 H3 H4 D1 D2 Hole (d) Nut
GD20-1R5G-2-EU170.21311509.5292276260616784.56M5
GD20-2R2G-2-EU170.21311509.5292276260616784.56M5
GD20-004G-2-EU170.21311509.5292276260616784.56M5
GD20-5R5G-2-EU191.215117411.537035132412196.31136M5
GD20-7R5G-2-EU191.215117411.537035132412196.31136M5
GD20-004G-4-EU170.21311509.5292276260616784.56M5
GD20-5R5G-4-EU170.21311509.5292276260616784.56M5
GD20-7R5G-4-EU191.215117411.537035132412196.31136M5
GD20-011G-4-EU191.215117411.537035132412196.31136M5
GD20-015G-4-EU191.215117411.537035132412196.31136M5
GD20-018G-4-EU26625022413371250350.620.3184.61046M5
GD20-022G-4-EU26625022413371250350.620.3184.61046M5
GD20-030G-4-EU3163002741343030041055202118.36M5
GD20-037G-4-EU3163002741343030041055202118.36M5
GD20-045G-4-EU3523323061358040057080238133.89M8
GD20-055G-4-EU3523323061358040057080238133.89M8
GD20-075G-4-EU3523323061358040057080238133.89M8
GD20-090G-4-EU418.5361389.514.2600559370108.5329.5149.59.5M8
GD20-110G-4-EU418.5361389.514.2600559370108.5329.5149.59.5M8

Note: In flange installation mode, the installation bracket is optional.

Optional parts

External LED keypad

Includes external keypads with or without the parameter copying function.

Image: INVT external LED keypads.

Filter

Input filter: Controls electromagnetic interference generated from the inverter. Install close to the input terminal side of the inverter.
Output filter: Controls interference from the output side of the inverter. Install close to the output terminals of the inverter.

Image: INVT input and output filters.

Membrane of heat releasing holes at the side

Applies to severe environments and improves protective effect. Derate 10% of the machine.

Image: Side view of an inverter showing heat releasing holes and protective membranes.

Reactor

Input reactor: Improves the power factor of the input side of the inverter and controls harmonic current. Output reactor: Prolongs the effective transmitting distance of the inverter and controls sudden high voltage when switching on/off the IGBT of the inverter.

Image: INVT input and output reactors.

Braking resistor

Auxiliary equipment for braking system, shortens the deceleration time.

Image: INVT braking resistor.

Keypad Bracket

Used to install the keypad on the front of the cabinet.

Image: INVT keypad bracket.

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GD20-EU Catalog(EN)-V2.0 Adobe PDF library 17.00

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