Your Professional Frequency Conversion Version Supplier
Joytech is committed to becoming a leading global manufacturer of access control automation. The company specializes in the research, development, and manufacturing of high-end intelligent drive systems for access control. Its product line includes sliding gate operators, swing gate operators, garage door operators, industrial door operators, high-speed door operators, servo barrier gates, and DC brushless barrier gates. The company provides integrated solutions and core drive technology support for applications such as intelligent access and smart parking management.
-
JOYTECH High Speed Door OpenerThe PLC High Speed Door Opener adopts German technology frequency conversion motor,has strong output torque.
-
HSD PVC High Speed Roller ShutterAdopting German-technology freguency conversion motor.Frequency control unit, adjustable speed, up to 2.0 m/sec.Strong output torque, high efficiency and low power consumption.The tin bronze worm
-
HSD750/1500/1750S/1500S High-speed Door OpenerHigh Speed Rolling shutter for PVC door,Frequency Conversion/PLC Version
Why Choose Us
Globally Recognized
During 16-year history, we've possessed quality certificates ISO9001:2008 International Quality System, ISO14001:2015 Environmental Management System and OHSAS18001:2007 Occupational Health&Safety Management System, all products have been certified by CE and CCC.
Quality Assurance
We Strict quality control, flexible MOQ, efficient production, ready to ship in 15 days for MOQ300.
Global Markets
With stable product quality and professional service, Joytech has established long-term partnerships with customers in over 110 countries and regions around the world.
Achievements
Leveraging our profound technical expertise and continual innovation capabilities, we've established business relations with more than 300 overseas customers, helped them achieve significant improvements.
Function of Frequency Conversion Version
Speed Regulation Function: Frequency Conversion Version can change the speed of the motor by adjusting the frequency of the power supply. This is very important for applications that require flexible speed control, such as in industrial production, where different production processes may require different speeds.
Energy Saving and Consumption Reduction: Frequency Conversion Version inverters achieve effective control of power consumption by adjusting the motor speed. In the case of lighter loads, lowering the motor speed can reduce energy consumption and improve energy utilization efficiency, thus achieving the purpose of energy saving.
Smooth Starting: The Frequency Conversion Version can realize the smooth starting of the motor, avoiding the shock and stress that the motor may face during the traditional direct starting, and prolonging the service life of the motor.
Precise Control: The frequency inverter provides precise motor control, and can realize constant speed, timing control, positioning control, and other functions as needed. This is especially important for some systems with high requirements for motion control.
Reduce Mechanical Loss: By adjusting the speed of the motor, the frequency inverter can reduce friction and loss in the mechanical system and improve the efficiency of the system.
Improve the Quality of Power Grid: When adjusting the motor operation, the Frequency Conversion Version can reduce the impact of the motor on the power grid, and reduce harmonics and the peak value of the current, which helps to improve the power quality of the power grid.
Technical parameters
|
Model |
HSD750 |
HSD750S |
HSD1500 |
HSD1500S |
|
Motor protection class |
IP54 |
IP54 |
IP54 |
IP54 |
|
Work duty |
S3,25% |
S3,25% |
S3,25% |
S3,25% |
|
Controller protection class |
IP65 |
IP65 |
IP65 |
IP65 |
|
Power supply |
220V,50Hz |
380V,50Hz |
220V,50Hz |
380V,50Hz |
|
Motor power |
750W |
750W |
1500W |
1500W |
|
Rated speed |
2800rpm |
2800rpm |
2800rpm |
2800rpm |
|
Rated current |
4.2A |
2.6A |
6A |
3.7A |
|
Standard reduction ratio |
20:1 |
20:1 |
20:1 |
20:1 |
|
Max. door moving speed |
2m/s |
2m/s |
2m/s |
2m/s |
|
Max. door surface |
15m2 |
30m2 |
25m2 |
50m2 |
|
Frequency converter type |
220V, 1.5KW |
380V, 1.5KW |
220V, 2.2KW |
380V, 2.2KW |
|
Control voltage |
DC24V |
DC24V |
DC24V |
DC24V |
|
Adjustable frequency |
0-100Hz |
0-100Hz |
0-100Hz |
0-100Hz |
|
Absolute encoder |
64 cycles |
64 cycles |
64 cycles |
64 cycles |
|
Release method |
Hand crank |
Hand crank |
Hand crank |
Hand crank |
|
Environmental temperature |
-20℃―+50℃ |
-20℃―+50℃ |
-20℃―+50℃ |
-20℃―+50℃ |
|
Motor size |
220X140X420 mm |
240X160X470 mm |
||
|
Motor weight |
11.5Kg |
15Kg |
||
|
Control box size |
390X280X180 mm |
390X280X180 mm |
||
|
Control box weight |
9.25Kg |
9.25kg |
||
Working principle of Frequency Conversion Version
Rectification (AC to DC):
Input grid AC power is passed through a diode or thyristor bridge rectifier, converting the alternating current into pulsating Direct Current (DC).
Filtering (Smoothing):
The pulsating DC is sent through an intermediate DC link, which includes large capacitors and inductors. This filters out ripples, providing a stable, smooth DC voltage.


Inversion (DC to AC):
High-speed semiconductor switches (typically IGBTs—Insulated Gate Bipolar Transistors) rapidly turn the DC power on and off. By varying the switching frequency and using Pulse Width Modulation (PWM), the system reconstructs a simulated AC wave at an entirely new frequency.
Control:
A microprocessor monitors motor load or system requirements and adjusts the output frequency in real time.
Applications of Frequency Conversion Version
Aviation and Military
These industries require 400Hz systems, and the majority of these aviation and military systems operate on this frequency.
01
Railway
Railway equipment and signaling systems may use frequencies such as 25Hz, 91.66Hz, or 100Hz.
02
Marine Applications
Terminal and ship connections require shore power converters to enable power of variable frequencies.
03
Laboratories and Testing
The majority of laboratory and test applications require frequency converters in order to support special or varying frequency requirements.
04
Hydropower
Hydroelectric power stations deliver some power in 25Hz, so frequency converters are necessary to connect other systems.
05
Maintain of Frequency Conversion Version
Regular Visual Inspections
Regularly inspect your frequency converter for signs of wear, damage, or overheating. Look for discoloration, burnt marks, or physical damage on the converter and its components.
Clean the Unit
Dust and debris can accumulate inside the frequency converter, leading to overheating and reduced efficiency. Regularly clean the unit using compressed air to remove dust from the vents, cooling fans, and internal components.
Monitor Operating Temperature
Frequency converters are sensitive to temperature changes. Operating them in extreme temperatures can shorten their lifespan. Ensure that the ambient temperature around the frequency converter stays within the manufacturer’s recommended range.
Check and Tighten Connections
Loose electrical connections can cause voltage drops, leading to inefficient performance and potential damage to the frequency converter. Periodically check and tighten all electrical connections, including power and control wiring.
Update Firmware and Software
Manufacturers often release firmware and software updates to enhance the performance and reliability of frequency converters. Regularly check for updates and install them as necessary.
Perform Regular Function Tests
Conduct regular functional tests to ensure that the frequency converter operates correctly. Check for proper start-up and shutdown sequences, and monitor the performance during operation.
FAQ
As one of the most professional frequency conversion version manufacturers and suppliers in China, we're featured by quality products and low price. Please rest assured to wholesale cheap frequency conversion version made in China here from our factory. Customized orders are welcome.
frequency conversion version, remote control industrial door openerExplore more of JOYTECH gate automation
-
Expert, practical advice on solutions of gate automation, born from years of experience.
-
Full customization for logo, color, PCB program, cover options, and packaging.
-
Strict quality control, flexible MOQ, efficient production, ready to ship in 15 days for MOQ300.
-
70+ technology and product patents
-
ISO, ROHS and CE complaint.
-
Outstanding service covering design, development, production, compliance, logistics, and marketing support.
Please fill out the following details—our team will respond within 12 hours.

