HS720-45S3-220V
Three phases 220V
Three phases 220V
45KW 55KW
50Hz/60Hz
V/F control, open-loop vector control (SVC), closed-loop vector control (FVC)
0.025% of the highest frequency
0.01Hz
The HS720 series frequency inverter is a general-purpose vector inverter developed for various fields, including traditional agriculture, industry, and manufacturing. It is widely applicable in industries such as fans, pumps, printing and packaging, power materials, metallurgy, chemicals, and municipal fire protection. This series of variable frequency drives features outstanding performance, rich functionalities, compact structure, simple operation, safety and reliability, and excellent adaptability to different environments.
| Output Frequency | Low frequency mode：0.00Hz~500.00Hz;High frequency mode：0.0Hz~3200.0Hz | ||||
| Carrier Frequency | 0.8-16KHz | ||||
| Frequency Setting Resolution | Analog setting: 0.025% of the highest frequency; Digital setting: 0.01Hz | ||||
| Control Modes | V/F control, open-loop vector control (SVC), closed-loop vector control (FVC) | ||||
| Stable Speed Accuracy | ±0.5% of maximum speed (SVC); ±0.02% of maximum speed (FVC) | ||||
| Overload Capacity: | 110% continuous; 150% for 1 minute | ||||
| V/F Curves | Linear, Multi-point, V/F Separation, and V/F Semi-separation, a total of 4 types | ||||
| Acceleration/Deceleration Curves | Linear or S-curve Acceleration/Deceleration modes; 4 acceleration and deceleration times, ranging from 0.1s to 6500.0s | ||||
| DC Braking | DC braking frequency: 0.00Hz to maximum frequency; DC braking current: 0.0% to 100.0%; DC braking time: 0.0s to 100.0s | ||||
| Jog control | Jog frequency range: 0.00Hz to maximum frequency; Jog acceleration/deceleration time: 0.1s to 6500.0s | ||||
| Simple PLC and Multi-segment Speed Running | Built-in PLC function with support for up to 16 segments of speed running | ||||
| Built-in PID | Capable of implementing closed-loop control system for process control | ||||
| Motor Parameter Self-tuning | Static or rotational identification | ||||
| Overvoltage, Overcurrent, and Stall Control | Automatically limits current and voltage to prevent frequent overcurrent, overvoltage, and trips | ||||
| Wave-by-wave Current Limiting Function | Minimizes overcurrent faults and protects the inverter for normal operation | ||||
| Communication Function | Standard RS485 communication interface | ||||
| Braking Function | Available | ||||
| Outstanding Performance | SVC open-loop vector control, strong low-frequency loaded capability | ||||
| PID Control | Built-in PID controller | ||||
| Automatic Voltage Regulation (AVR) | Select voltage regulation or non-voltage regulation control as needed | ||||
| Low Noise Operation | Carrier frequency continuously adjustable from 0.8 to 16KHz | ||||
| Operating Functions | Upper and lower frequency setting, frequency hopping operation, reverse operation limitation, frequency increment and decrement control, fault auto-recovery operation, and more. | ||||
The wiring parts of VFD include major loop and control loop. Open the cover of I/O terminals, users can see the major loop terminal and control loop terminal, and must conduct the wiring according to the following diagram.
Main loop terminal distribution description
This series of products have the following four main loop terminal distribution:
1) 0.75kw to 2.2kw AC 220V/380V/ 7.5kw AC 380V
2) 4.0kw to 5.5kw/ 15kw to 18.5kw/ 22 kw AC 380V
3)11kw AC 380V
4) Above 30kw AC 380V
Functional Specification of Main loop terminal
| Terminal | Terminal Name | Function Description |
| PE | Ground | Grounding connection. |
| P+、P- | DC bus output terminal | Connected to external braking unit. |
| P、P+ | Reactor connection terminal | One end of the reactor is connected with P and the other end is connected with P+. |
| P+、PB | Brake resistance connection terminal | One end of the brake resistance is connected with P+, one end is connected with PB. |
| R、S、T | Three-phase power input terminal | AC 380V: Connected to power grid three-phase AC power supply (R, S, T) AC 220V: Connected to single-phase AC power supply (R, T) |
| U、V、W | Three-phase AC output terminal | Connected to a three-phase motor. |
| HS720 Series | Product Power | Input Voltage /Frequency | Output Voltage /Frequency | Output Current (A) | Product Dimensions (mm) | Installation Dimensions (mm) |
| 0.75S1-220V | 0.75KW | Single Phase200V-240V50Hz/60Hz | Three Phases200V-240V50Hz/60Hz | 4.00 | 166*109*146 | 99*154 M4 |
| 1.5S1-220V | 1.5KW | 7.00 | ||||
| 2.2S1-220V | 2.2KW | 9.60 | ||||
| 4.0S1-220V | 4.0KW | 17.00 | 249*143*181 | 130*237 M5 | ||
| 5.5S1-220V | 5.5KW | 25.00 | ||||
| 0.75S3-220V | 0.75KW | Three Phases 200V-240V 50Hz/60Hz | Three Phases 200V-240V 50Hz/60Hz | 4.00 | 166*109*146 | 99*154 M4 |
| 1.5S3-220V | 1.5KW | 7.00 | ||||
| 2.2S3-220V | 2.2KW | 9.60 | ||||
| 4.0S3-220V | 4.0KW | 17.00 | 249*143*181 | 130*237 M5 | ||
| 5.5S3-220V | 5.5KW | 25.00 | ||||
| 7.5S3-220V | 7.5KW | 32.00 | 324*209*192 | 188*305 M6 | ||
| 11S3-220V | 11KW | 45.00 | ||||
| 15S3-220V | 15KW | 60.00 | 408*288*209 | 264*388 M7 | ||
| 18.5S3-220V | 18.5KW | 75.00 | 408*288*209 | 264*388 M7 | ||
| 22S3-220V | 22KW | 80.00 | ||||
| 30S3-220V | 30KW | 110.00 | 510*320*248 | 235*485 M8 | ||
| 37S3-220V | 37KW | 152.00 | 655*377*267 | 240*635.5 M8 | ||
| 45S3-220V | 45KW | 176.00 | ||||
| 55S3-220V | 55KW | 210.00 | ||||
| 0.75G3-380V | 0.75KW | Three Phases 340V-440V 50Hz/60Hz | Three Phases 340V-440V 50Hz/60Hz | 2.10 | 166*109*146 | 99*154 M4 |
| 1.5G3-380V | 1.5KW | 3.80 | ||||
| 2.2G3-380V | 2.2KW | 5.10 | ||||
| 4.0G3-380V | 4.0KW | 9.00 | 215*131*174 | 119*201 M5 | ||
| 5.5G3-380V | 5.5KW | 13.00 | ||||
| 7.5G3-380V | 7.5KW | 17.00 | 249*143*181 | 130*237 M5 | ||
| 11.0G3-380V | 11KW | 25.00 | ||||
| 15.0G3-380V | 15KW | 32.00 | 324*209*192 | 188*305 M6 | ||
| 18.5G3-380V | 18.5KW | 37.00 | ||||
| 22.0G3-380V | 22KW | 45.00 | ||||
| 30.0G3-380V | 30KW | 60.00 | 408*288*209 | 264*388 M7 | ||
| 37.0G3-380V | 37KW | 75.00 | ||||
| 45.0G3-380V | 45KW | 90.00 | 510*320*248 | 235*485 M8 | ||
| 55.0G3-380V | 55KW | 110.00 | ||||
| 75.0G3-380V | 75KW | 152.00 | 655*377*267 | 240*635.5 M8 | ||
| 90.0G3-380V | 90KW | 176.00 | ||||
| 110.0G3-380V | 110KW | 210.00 | ||||
| 132.0G3-380V | 132KW | 253.00 | 750*495*325 | 320*730 M13 | ||
| 160.0G3-380V | 160KW | 304.00 | ||||
| 185.0G3-380V | 185KW | 340.00 | ||||
| 200.0G3-380V | 200KW | 380.00 | 1005*632*440 | 460*980 M13/16 | ||
| 220.0G3-380V | 220KW | 426.00 | ||||
| 250.0G3-380V | 250KW | 465.00 | ||||
| 280.0G3-380V | 280KW | 520.00 | ||||
| 315.0G3-380V | 315KW | 585.00 | 1250*800*450 | 600*1210 M13/16 | ||
| 355.0G3-380V | 355KW | 650.00 | ||||
| 400.0G3-380V | 400KW | 725.00 | ||||
| 450.0G3-380V | 450KW | 820.00 | ||||
| 500.0G3-380V | 500KW | 900.00 |
| Machine type | A (mm) | B (mm) | H (mm) | W (mm) | D (mm) | Mounting hole (mm) | |
| Installation size | Peripheral dimension | ||||||
 | 0.75kw-2.2kw G3/S1/S3 | 99 | 154 | 166 | 109 | 146 | 4.5 |
| 4.0kw-5.5kw G3 | 119 | 201 | 215 | 131 | 174 | 5.5 | |
| 4.0kw-5.5kw S1/S3 7.5kw-11kw G3 | 130 | 237 | 249 | 143 | 181 | 5.5 | |
| 7.5kw-11kw S3 15kw-22kw G3 | 188 | 305 | 324 | 209 | 192 | 6.5 | |
| 15kw-22kw S3 30kw-37kw G3 | 264 | 388 | 408 | 288 | 209 | 7 | |
| 30kw S3 45kw-55kw G3 | 235 | 485 | 510 | 320 | 248 | 8.5 | |
| 37kw-55kw S3 75kw-110kw G3 | 240 | 635.5 | 655 | 377 | 267 | 8.5 | |
| 132kw-185kw G3 | 320 | 730 | 750 | 495 | 325 | 13 | |
| 200kw-280kw G3 | 460 | 980 | 1005 | 632 | 440 | 13/16 | |
| 315kw-500kw G3 | 600 | 1210 | 1250 | 800 | 450 | 13/16 | |
Company Profile
We were founded in 2008, a high-tech enterprise specializing in the r&d, production, sales and technical services of industrial variable frequency converters. Currently, there are more than 200 employees, including 2 doctor and more than 10 master . More than 50% of them have professional inverter technology, and we have strong product r&d and technical support capabilities. As a high-tech enterprise supported by the government, Hars electric enjoys many honors such as government subsidies and factory provision. The company has obtained a number of invention patents, utility model patents and product appearance patents, the product passed the ISO9001:2010 quality system certification. Hars electric independently developed a series of products, powerful function, flexible control, excellent performance, can meet all kinds of mechanical support, system integration and industrial application needs, in cement, paper, machine tools, textile, metallurgy, lifting, oil, plastics, chemical, municipal and other industries have been widely used. Spread electric has 1 r&d center, 2 production plants, 10 offices and more than 500 dealers. lts products are also exported to the Middle East, Africa and southeast Asia. The company has a professional pre-sales, sales, after-sales technical service team, to provide professional services for custom-ers throughout the process. Spread electric to "win customers praise as the only goal",as always adhering to the" service delivery value, quality casting brilliant "faith, commit-ted to the development of inverter drive field, create value for customers, creating opportunities for staff ,take responsibility for society, to achieve the harmonious and common development between the company and the society, employees and customers.
A: We are based in Anhui Province, China, start from 2017,sell to Domestic Market(75.00%),Eastern Asia(10.00%),Southeast Asia(5.00%),Africa(5.00%),Mid East(5.00%).
A: We has obtained ISO9001:2015 quality management system certification and EU CE certification.Always a pre-production VFD sample before mass production; Always final Inspection before shipment.
A: We are exper manufacturer for industrial inverters for over 15 years.We specialize in keeping lead times low and providing high stability of the frequency converters. It has been honored with awards such as the National Innovation Fund, High-tech Research Subsidy, Product Innovation Award, and Most Valuable Investment Award. With continuous research and development efforts, our products have evolved into three major series and over ten specialized models, earning five invention patents and more than thirty utility model patents.
A : Yes, we accept OEM and ODM with your autherization.
A : 1pc for test order is also accepted,only customized products will ask for MOQ.
A: Please send us your machine details, we will provide you most suitable model type.
A: We accept T/T, L/C, D/A, D/P, WESTERN UNION, PAYPAL, CASH, etc.
A: For 2000pcs inverter, it usually needs one week to finish.
A: Below 75KW, it's carton package; 75KW and above, it's wooden package.
A: All orders are completed via email,fax and online message.Please feel free contact with us.Our staff will service for you.
The HS720 series frequency inverter is a general-purpose vector inverter developed for various fields, including traditional agriculture, industry, and manufacturing. It is widely applicable in industries such as fans, pumps, printing and packaging, power materials, metallurgy, chemicals, and municipal fire protection. This series of variable frequency drives features outstanding performance, rich functionalities, compact structure, simple operation, safety and reliability, and excellent adaptability to different environments.
| Output Frequency | Low frequency mode：0.00Hz~500.00Hz;High frequency mode：0.0Hz~3200.0Hz | ||||
| Carrier Frequency | 0.8-16KHz | ||||
| Frequency Setting Resolution | Analog setting: 0.025% of the highest frequency; Digital setting: 0.01Hz | ||||
| Control Modes | V/F control, open-loop vector control (SVC), closed-loop vector control (FVC) | ||||
| Stable Speed Accuracy | ±0.5% of maximum speed (SVC); ±0.02% of maximum speed (FVC) | ||||
| Overload Capacity: | 110% continuous; 150% for 1 minute | ||||
| V/F Curves | Linear, Multi-point, V/F Separation, and V/F Semi-separation, a total of 4 types | ||||
| Acceleration/Deceleration Curves | Linear or S-curve Acceleration/Deceleration modes; 4 acceleration and deceleration times, ranging from 0.1s to 6500.0s | ||||
| DC Braking | DC braking frequency: 0.00Hz to maximum frequency; DC braking current: 0.0% to 100.0%; DC braking time: 0.0s to 100.0s | ||||
| Jog control | Jog frequency range: 0.00Hz to maximum frequency; Jog acceleration/deceleration time: 0.1s to 6500.0s | ||||
| Simple PLC and Multi-segment Speed Running | Built-in PLC function with support for up to 16 segments of speed running | ||||
| Built-in PID | Capable of implementing closed-loop control system for process control | ||||
| Motor Parameter Self-tuning | Static or rotational identification | ||||
| Overvoltage, Overcurrent, and Stall Control | Automatically limits current and voltage to prevent frequent overcurrent, overvoltage, and trips | ||||
| Wave-by-wave Current Limiting Function | Minimizes overcurrent faults and protects the inverter for normal operation | ||||
| Communication Function | Standard RS485 communication interface | ||||
| Braking Function | Available | ||||
| Outstanding Performance | SVC open-loop vector control, strong low-frequency loaded capability | ||||
| PID Control | Built-in PID controller | ||||
| Automatic Voltage Regulation (AVR) | Select voltage regulation or non-voltage regulation control as needed | ||||
| Low Noise Operation | Carrier frequency continuously adjustable from 0.8 to 16KHz | ||||
| Operating Functions | Upper and lower frequency setting, frequency hopping operation, reverse operation limitation, frequency increment and decrement control, fault auto-recovery operation, and more. | ||||
The wiring parts of VFD include major loop and control loop. Open the cover of I/O terminals, users can see the major loop terminal and control loop terminal, and must conduct the wiring according to the following diagram.
Main loop terminal distribution description
This series of products have the following four main loop terminal distribution:
1) 0.75kw to 2.2kw AC 220V/380V/ 7.5kw AC 380V
2) 4.0kw to 5.5kw/ 15kw to 18.5kw/ 22 kw AC 380V
3)11kw AC 380V
4) Above 30kw AC 380V
Functional Specification of Main loop terminal
| Terminal | Terminal Name | Function Description |
| PE | Ground | Grounding connection. |
| P+、P- | DC bus output terminal | Connected to external braking unit. |
| P、P+ | Reactor connection terminal | One end of the reactor is connected with P and the other end is connected with P+. |
| P+、PB | Brake resistance connection terminal | One end of the brake resistance is connected with P+, one end is connected with PB. |
| R、S、T | Three-phase power input terminal | AC 380V: Connected to power grid three-phase AC power supply (R, S, T) AC 220V: Connected to single-phase AC power supply (R, T) |
| U、V、W | Three-phase AC output terminal | Connected to a three-phase motor. |
| HS720 Series | Product Power | Input Voltage /Frequency | Output Voltage /Frequency | Output Current (A) | Product Dimensions (mm) | Installation Dimensions (mm) |
| 0.75S1-220V | 0.75KW | Single Phase200V-240V50Hz/60Hz | Three Phases200V-240V50Hz/60Hz | 4.00 | 166*109*146 | 99*154 M4 |
| 1.5S1-220V | 1.5KW | 7.00 | ||||
| 2.2S1-220V | 2.2KW | 9.60 | ||||
| 4.0S1-220V | 4.0KW | 17.00 | 249*143*181 | 130*237 M5 | ||
| 5.5S1-220V | 5.5KW | 25.00 | ||||
| 0.75S3-220V | 0.75KW | Three Phases 200V-240V 50Hz/60Hz | Three Phases 200V-240V 50Hz/60Hz | 4.00 | 166*109*146 | 99*154 M4 |
| 1.5S3-220V | 1.5KW | 7.00 | ||||
| 2.2S3-220V | 2.2KW | 9.60 | ||||
| 4.0S3-220V | 4.0KW | 17.00 | 249*143*181 | 130*237 M5 | ||
| 5.5S3-220V | 5.5KW | 25.00 | ||||
| 7.5S3-220V | 7.5KW | 32.00 | 324*209*192 | 188*305 M6 | ||
| 11S3-220V | 11KW | 45.00 | ||||
| 15S3-220V | 15KW | 60.00 | 408*288*209 | 264*388 M7 | ||
| 18.5S3-220V | 18.5KW | 75.00 | 408*288*209 | 264*388 M7 | ||
| 22S3-220V | 22KW | 80.00 | ||||
| 30S3-220V | 30KW | 110.00 | 510*320*248 | 235*485 M8 | ||
| 37S3-220V | 37KW | 152.00 | 655*377*267 | 240*635.5 M8 | ||
| 45S3-220V | 45KW | 176.00 | ||||
| 55S3-220V | 55KW | 210.00 | ||||
| 0.75G3-380V | 0.75KW | Three Phases 340V-440V 50Hz/60Hz | Three Phases 340V-440V 50Hz/60Hz | 2.10 | 166*109*146 | 99*154 M4 |
| 1.5G3-380V | 1.5KW | 3.80 | ||||
| 2.2G3-380V | 2.2KW | 5.10 | ||||
| 4.0G3-380V | 4.0KW | 9.00 | 215*131*174 | 119*201 M5 | ||
| 5.5G3-380V | 5.5KW | 13.00 | ||||
| 7.5G3-380V | 7.5KW | 17.00 | 249*143*181 | 130*237 M5 | ||
| 11.0G3-380V | 11KW | 25.00 | ||||
| 15.0G3-380V | 15KW | 32.00 | 324*209*192 | 188*305 M6 | ||
| 18.5G3-380V | 18.5KW | 37.00 | ||||
| 22.0G3-380V | 22KW | 45.00 | ||||
| 30.0G3-380V | 30KW | 60.00 | 408*288*209 | 264*388 M7 | ||
| 37.0G3-380V | 37KW | 75.00 | ||||
| 45.0G3-380V | 45KW | 90.00 | 510*320*248 | 235*485 M8 | ||
| 55.0G3-380V | 55KW | 110.00 | ||||
| 75.0G3-380V | 75KW | 152.00 | 655*377*267 | 240*635.5 M8 | ||
| 90.0G3-380V | 90KW | 176.00 | ||||
| 110.0G3-380V | 110KW | 210.00 | ||||
| 132.0G3-380V | 132KW | 253.00 | 750*495*325 | 320*730 M13 | ||
| 160.0G3-380V | 160KW | 304.00 | ||||
| 185.0G3-380V | 185KW | 340.00 | ||||
| 200.0G3-380V | 200KW | 380.00 | 1005*632*440 | 460*980 M13/16 | ||
| 220.0G3-380V | 220KW | 426.00 | ||||
| 250.0G3-380V | 250KW | 465.00 | ||||
| 280.0G3-380V | 280KW | 520.00 | ||||
| 315.0G3-380V | 315KW | 585.00 | 1250*800*450 | 600*1210 M13/16 | ||
| 355.0G3-380V | 355KW | 650.00 | ||||
| 400.0G3-380V | 400KW | 725.00 | ||||
| 450.0G3-380V | 450KW | 820.00 | ||||
| 500.0G3-380V | 500KW | 900.00 |
| Machine type | A (mm) | B (mm) | H (mm) | W (mm) | D (mm) | Mounting hole (mm) | |
| Installation size | Peripheral dimension | ||||||
| 0.75kw-2.2kw G3/S1/S3 | 99 | 154 | 166 | 109 | 146 | 4.5 |
| 4.0kw-5.5kw G3 | 119 | 201 | 215 | 131 | 174 | 5.5 | |
| 4.0kw-5.5kw S1/S3 7.5kw-11kw G3 | 130 | 237 | 249 | 143 | 181 | 5.5 | |
| 7.5kw-11kw S3 15kw-22kw G3 | 188 | 305 | 324 | 209 | 192 | 6.5 | |
| 15kw-22kw S3 30kw-37kw G3 | 264 | 388 | 408 | 288 | 209 | 7 | |
| 30kw S3 45kw-55kw G3 | 235 | 485 | 510 | 320 | 248 | 8.5 | |
| 37kw-55kw S3 75kw-110kw G3 | 240 | 635.5 | 655 | 377 | 267 | 8.5 | |
| 132kw-185kw G3 | 320 | 730 | 750 | 495 | 325 | 13 | |
| 200kw-280kw G3 | 460 | 980 | 1005 | 632 | 440 | 13/16 | |
| 315kw-500kw G3 | 600 | 1210 | 1250 | 800 | 450 | 13/16 | |
Company Profile
We were founded in 2008, a high-tech enterprise specializing in the r&d, production, sales and technical services of industrial variable frequency converters. Currently, there are more than 200 employees, including 2 doctor and more than 10 master . More than 50% of them have professional inverter technology, and we have strong product r&d and technical support capabilities. As a high-tech enterprise supported by the government, Hars electric enjoys many honors such as government subsidies and factory provision. The company has obtained a number of invention patents, utility model patents and product appearance patents, the product passed the ISO9001:2010 quality system certification. Hars electric independently developed a series of products, powerful function, flexible control, excellent performance, can meet all kinds of mechanical support, system integration and industrial application needs, in cement, paper, machine tools, textile, metallurgy, lifting, oil, plastics, chemical, municipal and other industries have been widely used. Spread electric has 1 r&d center, 2 production plants, 10 offices and more than 500 dealers. lts products are also exported to the Middle East, Africa and southeast Asia. The company has a professional pre-sales, sales, after-sales technical service team, to provide professional services for custom-ers throughout the process. Spread electric to "win customers praise as the only goal",as always adhering to the" service delivery value, quality casting brilliant "faith, commit-ted to the development of inverter drive field, create value for customers, creating opportunities for staff ,take responsibility for society, to achieve the harmonious and common development between the company and the society, employees and customers.
A: We are based in Anhui Province, China, start from 2017,sell to Domestic Market(75.00%),Eastern Asia(10.00%),Southeast Asia(5.00%),Africa(5.00%),Mid East(5.00%).
A: We has obtained ISO9001:2015 quality management system certification and EU CE certification.Always a pre-production VFD sample before mass production; Always final Inspection before shipment.
A: We are exper manufacturer for industrial inverters for over 15 years.We specialize in keeping lead times low and providing high stability of the frequency converters. It has been honored with awards such as the National Innovation Fund, High-tech Research Subsidy, Product Innovation Award, and Most Valuable Investment Award. With continuous research and development efforts, our products have evolved into three major series and over ten specialized models, earning five invention patents and more than thirty utility model patents.
A : Yes, we accept OEM and ODM with your autherization.
A : 1pc for test order is also accepted,only customized products will ask for MOQ.
A: Please send us your machine details, we will provide you most suitable model type.
A: We accept T/T, L/C, D/A, D/P, WESTERN UNION, PAYPAL, CASH, etc.
A: For 2000pcs inverter, it usually needs one week to finish.
A: Below 75KW, it's carton package; 75KW and above, it's wooden package.
A: All orders are completed via email,fax and online message.Please feel free contact with us.Our staff will service for you.
