Gd20 Series Open Loop Vector Control Drives Invt V for V/F Control

• Customization: Available
• Task: Adjust
• Structure: Combination
• Model NO.: GD20-0R4G-S2
• Mathematical Model: Linear
• Signal: Continuous
• Function: Automatic Control
• Certification: RoHS, CCC, CE
• Condition: New
• Customized: Non-Customized
• Material: Aluminum Alloy
• Principle of Work: V/F Control Transducer
• Main Circuit Type: Voltage
• Link of Transformation: AC-DC-AC Variable-Frequency Drive
• Nature of DC Power: Voltage Variable-Frequency Drive
• Voltage of Power Supply: Medium Voltage Variable-Frequency Drive
• Switch Mode: High Carrier Frequency PWM Control
• Product: 100% Original
• Transport Package: Wooden
• Trademark: invt
• Origin: China
• HS Code: 85044099
• Production Capacity: 50000peices/Years

Product Description

Product Description

GD20 Series Open Loop Vector Control Drives

The GD20 Series Drives are engineered for unmatched performance, leveraging advanced sensorless vector control technology that ensures both superior drive and control capabilities. Enhanced with robust hardware configurations and versatile software functions, these drives are designed to meet a wide array of industrial applications, ensuring both usability and reliability.

Standard in the GD20 series, models ranging from 18.5KW to 110KW feature a built-in DC reactor. For models 18.5KW to 37KW, a standard brake unit is included, while models from 45KW to 110KW offer an optional integrated brake unit. The full spectrum of these drives is equipped with an independent air duct design, significantly boosting reliability and performance.

1. Exceptional Control Performance
- Utilizes sensorless vector control to deliver outstanding performance.
- Includes both static and rotating motor parameter auto-tuning for seamless integration.

2. Optimized Structural Design
- Space-efficient compact design optimizes installation area.

3. Comprehensive Configuration and Interfaces, Enhanced Functionality
- Comes standard with a built-in RS485 communication port, multiple I/O terminals, and a detachable keypad interface, making it adaptable for diverse field applications.
- Standard built-in DC reactor (for models 18.5-110kW) enhances power factor efficiency.
- Integrated braking unit is standard for models up to 37kW; available as an option for models between 45-110kW.

4. Versatile Installation Methods
- Models 380V 2.2kW and below support both DIN rail and wall mounting; models 380V 4kW and above support wall and flange mounting.

5. User-Friendly Maintenance
- The cooling fan is independently removable, simplifying maintenance tasks.
- A standard external LED keypad is included, with an optional LED keypad that offers a parameter copy function to meet diverse application requirements.

6. Integrated Functions for Versatile Applications
- Features include a basic PLC, multi-speed control, built-in PID, torque control, customizable V/F curves, various braking methods, and a ride-through feature for power loss, providing comprehensive control and adaptability.

 

Structure Diagram
The following figure shows the structure of the VFD (3PH 380V, ≤2.2kW) (using the 0.75kW VFD model as the example).

Product Specification

Function		Specification
Power input	Input voltage (V)	AC 1PH 220V (-15%)-240V (+10%) AC 3PH 220V (-15%)-240V (+10%)

Function		Specification
		AC 3PH 380V (-15%)-440V (+10%)
	Input current (A)	Refer to section2.5"Rated specifications"
	Input frequency (Hz)	50Hz or 60Hz; allowed range: 47-63Hz
Power output	Output voltage (V)	0-input voltage
	Output current (A)	Refer to section2.5"Rated specifications"
	Output power (kW)	Refer to section2.5"Rated specifications"
	Output frequency (Hz)	0-400Hz
Technical control feature	Control mode	SVPWM, SVC
	Motor	Asynchronous motor
	Adjustable-speed ratio	Asynchronous motor 1: 100 (SVC)
	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 Shift between the set combination and set channel.
	Auto-adjustment of the voltage	Keep  a  stable  voltage   automatically  when  the  grid voltage transients
	Fault protection	Provide   comprehensive   fault    protection   functions: overcurrent,   overvoltage,   undervoltage,   overheating, phase loss and overload, etc.
	Start after speed tracking	Smoothing starting for running motor
Peripheral interface	Analog input	1 (AI2) 0-10V/0-20mA and 1 (AI3) -10-10V
	Analog output	2 (AO1, AO2) 0-10V/0-20mA
	Digital input	4 common inputs, and max. frequency: 1kHz; 1 high speed input, and max. frequency: 50kHz
	Digital output	1 Y1 terminal output

Function		Specification
	Relay output	2 programmable relay outputs RO1A NO, RO1B NC, RO1C common terminal RO2A NO, RO2B NC, RO2C common terminal Contact capacity: 3A/AC250V, 1A/DC30V
Others	DC reactor	DC reactors have been built in the 18.5kW and higher VFD models as standard configuration.
	Installation mode	Wall and rail  installation for the  1PH 220V/3PH 380V (≤2.2KW) and 3PH 220V (≤0.75KW) VFD models Wall and flange installation for the 3PH 380V (≥4kW) and 3PH 220V (≥1.5kW) VFD models
	Braking unit	Braking  units  have  been  built in the 37kW  and  lower VFD  models  as  standard  configuration.  Braking  units have  been  built  in  the  45-110kW  VFD  models  as optional configuration.
	EMI filter	3PH   380V   (≥4kW)  and   3PH  220V   (≥1.5kW)  VFD models can satisfy the requirements of IEC 61800-3 C3, other   models  can  satisfy  the  requirements  of  IEC 61800-3  C3  by  installing  optional  external  filter.  The whole  series   can  satisfy  the   requirements   of   IEC 61800-3 C2 by installing optional external filter.
	Ambient environment	-10 to 50°C, derate 1% for every additional  1°C when above 40°C.
	Altitude	When the  altitude  exceeds  1000m,  derate  by  1%  for every increase of 100m. When  the  altitude  exceeds  3000m,  consult  the  local INVT dealer or office for details.
	Protective degree	IP20 Note: The VFD with plastic casing should be installed in metal distribution cabinet, which conforms to IP20 and of which the top conforms to IP3X.
	Pollution level	Level 2
	Safety	Meet the requirement of CE
	Cooling mode	Forced air cooling.

Product Nameplate

Figure Product Nameplate
Note: This is a nameplate example of a standard VFD product. The CE/TUV/IP20 marking on the top right will be marked according to actual certification criteria.Considerations for optimal conditions.

Model code
The model code is your gateway to unveiling essential product information.Delve into detailed product specifications and insights. You can effortlessly find the model code clearly displayed on the VFD nameplate or its simplified counterpart.
GD20 - 2R2G - 4
Figure 2-2 Product model

Key	No.	Detailed description	Detailed content
Abbreviation of product series		Abbreviation of product series	GD20: Goodrive20 series VFD
Rated power		Power range + Load type	2R2: 2.2kW G: Constant torque load
Voltage class		Voltage class	S2: AC 1PH 220V (-15%)-240V (+10%) 2: AC 3PH 220V (-15%)-240V (+10%) 4: AC 3PH 380V (-15%)-440V (+10%)
Note: Braking units have been built in the 37kW and lower VFD models as standard configuration. Braking units are not standard configuration for the 45-110kW VFD models. (If you want to use braking units for these models, add suffix "-B" at the end of the model codes in your purchase orders, for example, GD20-045G-4-B.)

 

Rated specificationsProviding unrivaled performance and precision.

Model	Voltage class	Rated output power (kW)	Rated input current (A)	Rated output current (A)
GD20-0R4G-S2	1PH 220V	0.4	6.5	2.5
GD20-0R7G-S2		0.75	9.3	4.2
GD20-1R5G-S2		1.5	15.7	7.5
GD20-2R2G-S2		2.2	24	10
GD20-0R4G-2	3PH 220V	0.4	3.7	2.5
GD20-0R7G-2		0.75	5	4.2
GD20-1R5G-2		1.5	7.7	7.5
GD20-2R2G-2		2.2	11	10
GD20-004G-2		4	17	16
GD20-5R5G-2		5.5	21	20
GD20-7R5G-2		7.5	31	30
GD20-0R7G-4	3PH 380V	0.75	3.4	2.5
GD20-1R5G-4		1.5	5.0	4.2
GD20-2R2G-4		2.2	5.8	5.5
GD20-004G-4		4	13.5	9.5
GD20-5R5G-4		5.5	19.5	14
GD20-7R5G-4		7.5	25	18.5
GD20-011G-4		11	32	25
GD20-015G-4		15	40	32
GD20-018G-4		18.5	47	38
GD20-022G-4		22	51	45
GD20-030G-4		30	70	60
GD20-037G-4		37	80	75
GD20-045G-4		45	98	92
GD20-055G-4		55	128	115
GD20-075G-4		75	139	150
GD20-090G-4		90	168	180
GD20-110G-4		110	201	215

 

Serial No.	Name	Description
1	External keypad port	Connect the external keypad
2	Port cover	Protect the external keypad port
3	Cover	Protect the internal parts and components
4	Hole for the sliding cover	Fix the sliding cover
5	Trunking board	Protect the inner components and fix the cables of the main circuit
6	Product nameplate	See  section 2.3  "Product  nameplate"  for  detailed information
7	Potentiometer knob	Refer toChapter 4"Keypad operation"
8	Control terminals	SeeChapter 3"Installation guidelines" for detailed information
9	Main circuit terminals	SeeChapter 3"Installation guidelines" for detailed information

 

 

 

 

Company Profile

Cold Valley Intelligent Technology (Shanghai) Co., Ltd. is a proud and distinguished member of the esteemed Hanshan (Cold Mountain) Intelligent Technology Co. family, embodying the pinnacle of innovation and outstanding performance.
As an integral part of the Hanshan Intelligent Technology Co., Ltd. group, our journey began in 2013 in the dynamic and ever-evolving city of Shanghai, marking a new era of cutting-edge technological advancement and an entrepreneurial spirit.
Our pioneering founding team, composed of eminent industry experts from the upper echelons of global automation leaders, merges over twenty years of automation engineering expertise with a decade of consulting experience in implementing state-of-the-art digital solutions. Their unwavering commitment is to deliver unparalleled automation and digitization services that captivate a global audience. Strategically positioned in the heart of Shanghai, China, the company stands as a beacon of remarkable technological prowess and forward-thinking innovation.
With over two decades of exemplary experience in the petrochemical sector, our company has gained profound insights into the intricate demands of automation and digitalization across the industry-from upstream to downstream. We offer expertly crafted products and comprehensive solutions, meticulously designed for a broad range of industries, including petroleum, chemical, electric power, biomedicine, APIs, food and beverage, liquor, metallurgy, and non-ferrous metals, ensuring exceptional performance and superior quality throughout the entire product lifecycle.

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