Recently, it is expected that Sunland will successfully participate in the 8th Guangxi World Sugar Industry Skills and Equipment Expo with excellent inverter products. According to the expected Sunland company leakage, the participation in the World Sugar Skills and Equipment Expo, throughout the exhibition to domestic equipment manufacturers, there is no lack of foreign outstanding enterprises, the exhibitors to promote the fanfare, the overall planning and exhibition equipment is also very spectacular, for the exhibition to hold a lot of color.
Now, the three-day 8th Guangxi World Sugar Industry Skills and Equipment Expo has come to an end, and it is expected that Senlan as a frequency converter equipment manufacturer, to participate in the exhibition has also achieved a very outstanding role in the promotion of publicity, "in order to be able to participate in this exhibition smoothly, the company's Nanning office staff are fully engaged, division of labor and cooperation. The salesperson has a deep understanding and understanding of the product, keeping in mind the product function, structure and parameters. The etiquette and hospitality staff unified clothing and dress, with an outstanding spirit to face every customer, establish the company's spiritual outlook, the company on the sugar profession selected some targeted products to publicize, useful to promote the company's products in the sugar profession influence. For the sugar industry, Expectation Sunland has launched the SB70 series of high-performance special inverters, SB72 cabinet dual-purpose inverters and the third generation of SBH series high-voltage inverters, all of which are widely used in the sugar industry.
In the face of complex and fierce competition in shopping malls, the increasing homogeneity of products, and the presentation of many products with the same function have increased the intensity of competition in shopping malls. Product competitiveness can be reflected in the product planning, popularity, quality, price, etc.", in addition, in the expectation of Senlan, the presentation of shopping mall competitors just represents the huge potential of the professional shopping mall, and how to use to catch the shopping mall, is the theme that needs to be considered in the future.
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The reason for VFD trip protection - Senlan
In general, there is a problem with the maintenance trip of the VFD. If you look at the faulty code, you can see what kind of fault is causing it.
1. The selection talent of VFD may be too small; Generally, when selecting VFD, it should be about 20% larger than the rated power of the motor, so that when the motor reaches full load...
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Common brand inverter modification power method - Senlan inverter
What are the advantages of inverter power correction? Many brands of inverter power boards, driver boards, and motherboards can be universal, as long as the type, volume, and hardware are the same, and the desired power and voltage value can be obtained by correcting the manufacturer's parameters.
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Energy-saving operation method of air compressor inverter - Senland
At present, the domestic air compressor market takes the goal of energy saving, environmental protection and cost reduction as the primary demand, and the new products developed are very popular. However, economically speaking, it cannot completely replace the conventional screw air compressor with large area and large capacity in use. Therefore, the use of inverter technology to ...
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I/O (Input/Output) Selection – Senland
In the 90s of the 20th century, PLC has formed a variety of PLCs: micro, small, medium, large and giant. According to the number of I/O points, it can be divided into five types: micro PLC (32 I/O), small PLC (256 I/O), medium PLC (1024 I/O), large PLC (4.69 I/O), and giant PLC (8195 I/O).
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Hope Senlan inverter selection
Hope Sunland inverter is a high-performance inverter product, which has high operational reliability, high energy efficiency, strong control performance and long service life. Hope Sunland inverter has been widely used in industrial process production control, machinery control, water treatment, construction and transportation and other fields. This article will start with ...
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Precautions for inverter selection and capacity matching - Senlan
1. Select the inverter according to the load characteristics
Second, when selecting the inverter, the current value of the practical motor should be used as the basis for the selection of the inverter, and the rated power of the motor can only be used as a reference. Secondly, it should be fully considered that the output of the inverter contains higher harmonics, which will form the power factor of the motor.
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According to the load characteristics, choose the inverter - Senland
The types of production machinery are complex, the functional and process requirements are different, and the torque characteristics are also different, therefore, before the application of the inverter, the first thing is to understand the nature of the load carried by the motor, that is, the load characteristics, and then select the inverter and the motor. There are three types of loads: ...
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Sunland SB200 37KW inverter does not show analysis
After inspection, the circuit board of the machine is composed of a fan switching power supply board, a control board with a switching power supply and a driving board, etc., the fan power supply and the control board working power supply are independent of each other, the fan power supply output is normal, and the control board working power supply has no output due to failure.
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What should I do if I forget the password?
With the passing of time, the inverter has now fully penetrated into the work of major industries. In our daily use, we will inevitably encounter all kinds of problems. For example, I forgot the cipher code of the inverter.
See here ...
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Inverter water inlet maintenance method - Sunland inverter
The first step is not to turn on electricity! First open the inverter panel, wipe the inverter dry, and then use a hair dryer to dry the display, PC board, push board, power components, fans, etc., with 95% alcohol, scrub the components with 95% alcohol, and dry the hair dryer with cold air.
Step 2: After an hour, use alcohol ...
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Sunland inverter does not show fault repair
After inspection, the circuit board of the machine is composed of a fan switching power supply board, a control board with a switching power supply and a driving board, etc., the fan power supply and the control board operation power supply are independent of each other, the fan power supply output is normal, and the control board operation power supply is not output due to the problem.
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Switching power supply failure maintenance - Senlan
In the process of repairing the switching power supply, the step-down method can be selected. The method is: by connecting the power plug of the display to a communication voltage regulator, and then adjusting the output voltage of the voltage regulator to about 100V, and then repairing it with electricity, and gradually improving the power supply voltage for repair. ...
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The basic requirements of VFD installation design - Sunland inverter
(1) The VFD should be installed in the control cabinet.
(2) The VFD is best installed in the center of the control cabinet; The VFD It should be vertically installed with the top and bottom protected from large parts that may obstruct the exhaust and intake.
(3) VFD control cabinet or partition, or the upper and lower parts of the necessary device ...
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The method of heat dissipation of small-capacity inverter - Sunland inverter
Natural heat dissipation methods are generally used for heat dissipation of small-capacity inverters, because their operating environment should be well ventilated and free of dust and floating objects. The drag targets of such inverters are mostly household air conditioners, CNC machine tools, etc., and the power is small.
Still...
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Inverter overcurrent protection solution - Senlan
1. Causes of overcurrent
There are many reasons for the occurrence of overcurrent, including soft and hard problems.
1. Causes of soft failures
When the acceleration or deceleration time in the inverter parameters is set too short, and the motor power is heavy, it means that in the acceleration, the inverter's ...
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The control performance standard of the inverter cabinet
The control specifications of the inverter cabinet include reliability, accuracy, safety, environmental habits and versatility, etc., which are important guarantees to ensure the normal operation and safe production of the inverter cabinet control system.
Reliability specification: The control system should have high reliability and can be used for a long time.
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The harm of low temperature to the inverter - Senlan
Most VFDs are suitable for -10°C-50°C, and if the temperature is too low, the VFD will be affected.
Precautions for low-temperature operation of VFD:
1. VFD should be operated in an environment above minus 10°C as much as possible, preferably indoors.
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Hope Sunland grid-connected PV inverter
Grid-connected photovoltaic inverter is one of the core components of solar photovoltaic power generation system, the main types are: central inverter, modular inverter, micro inverter, DC ...
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Can the lower end of the leakage switch be connected to the inverter - Senlan
To be able to connect, you must use larger special specifications, the inverter outputs higher harmonics, and the leakage current is larger than that of conventional leakage switches, which simply trip, and requires the use of large-scale or special types of leakage switches. Many VFD manuals have instructions on the installation and selection of leakage switches.
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Introduction of Sunland inverter
1. Obtain accurate motor parameters from low to high parameters at different frequencies, and establish motor models of corresponding frequency bands in different frequency segments, so that the inverter can control the motor from low to high.
2. V/F control
(1) It is possible to select 15 pre-set V/...
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