Frequency converter cabinet
The frequency conversion cabinet is an electrical cabinet that uses a frequency converter to drive the power device and is equipped with a frequency converter body and related supporting control equipment.
Classification:
Key words:
Frequency converter cabinet
- Project description
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- Commodity name: Frequency converter cabinet
The frequency conversion cabinet is an electrical cabinet that uses a frequency converter to drive the power device and is equipped with a frequency converter body and related supporting control equipment.
1. Overview
The frequency conversion cabinet is an electrical cabinet that uses a frequency converter to drive the power device and is equipped with a frequency converter body and related supporting control equipment.
Frequency converter (Variable-frequency Drive,VFD) is the application of frequency conversion technology and microelectronics technology, by changing the motor working power frequency way to control the AC motor power control equipment. Compared with the traditional drag mode, the variable frequency drag mode has more perfect and good starting performance, speed regulation performance, protection function and energy saving effect.
2. main features
1. The number of fans with the same amount of heat dissipation is configured on the top of the cabinet to ensure the safe and stable operation of the equipment.
2. The temperature control switch is used for precise temperature control.
3. Optional dehumidification components for precise control.
3. Scope of Use and Purpose
The device is suitable for most of the equipment that needs to control and adjust the motor speed or output power.
Typical applications: constant pressure water supply, air compressor, fan water pump, central air conditioning, port machinery, machine tools, boilers, paper machinery, food machinery
4. Model Meaning

5. performance indicators
The device is designed to meet the following criteria
Factory assembly of IEC-439 low-voltage switches and control equipment
Classification of degree of protection of IEC-529 enclosures;
Semiconductor self-commutating phase variable current IEC-142-2.
IEC-801 electromagnetic compatibility of metering and control equipment for industrial production
and other applicable standards
6. product features
The frequency converter is mainly composed of rectifier (AC to DC), filter, inverter (DC to AC), brake unit, drive unit, detection unit micro-processing unit, etc. Inverter by internal IGBT open to adjust the output power supply voltage and frequency, according to the actual needs of the motor to provide the required power supply voltage, and then achieve the purpose of energy saving, speed regulation, in addition, the inverter has a lot of protection functions, such as overcurrent, overvoltage, overload protection and so on. With the continuous improvement of industrial automation, frequency converter has also been a very wide range of applications.
7. Ordering Instructions
The ordering contract includes the following:
1. The full model of the product includes the main circuit scheme number and the auxiliary circuit scheme number;
2. Main circuit system combination sequence diagram;
3. Electrical schematic diagram of auxiliary circuit;
4. List of components in the cabinet (inverter brand/series);
5. Electrical power, load, load;
Other special requirements inconsistent with the normal use of the product.
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