Bpj Series Frequency Converter for Coal Mine
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Product Highlights
- Explosion-Proof Safety: Exd I MB grade with IP54 protection for safe use in explosive gas and coal dust environments.
- Dynamic Reactive Compensation: Automatically tracks parameters to compensate reactive power, improve power factor, and reduce line current.
- Harmonic Control: Filters out harmonics and controls harmonic pollution to purify the grid and improve power quality.
- Energy Saving: Increases terminal voltage and reduces consumption, achieving significant energy saving and consumption reduction.
- Patented Quick-Opening Design: Features unique patented quick-opening technology and unitized movement for safer and easier maintenance.
- Comprehensive Protection: Equipped with perfect electrical protection systems and international standard-compliant controllers.
- Wide Application Scope: Suitable for fully mechanized mining units, tunneling, development, and transportation systems.
- OEM/ODM Support: Manufacturer offers both OEM and ODM services with 57 R&D engineers for customized solutions.
Product Attributes
- Customization
- Available
- Voltage
- 660V
- Generating Methods
- Reactive Power Compensation
- Model NO.
- BPJ series
- Phase
- Three Phase
- Ex Grade
- Exd I MB
- IP Grade
- IP54
- Transport Package
- Export Packing
- Specification
- 1250KVA
- Trademark
- Wantai Group
- Origin
- Huainan, China
- HS Code
- 8537109090
- Production Capacity
- 600sets/Year
Product Images of Bpj Series Frequency Converter for Coal Mine
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Product Description
WBB series mine explosion-proof dynamic reactive power compensation device is a special equipment for automatic reactive power compensation of low-voltage 1140V (660V) power supply system in coal mines with explosive dangerous gas (methane) and coal dust. This equipment can be used in parallel with mobile substations or dry-type transformers with a capacity of less than 1250KVA in the coal mine underground power supply system to centrally compensate for the mobile substations of fully mechanized underground mining units. It can also be used for coal mining, tunneling, development, transportation and other systems. Secondary side compensation.
The main function:
Automatically track the electrical parameters of the coal mine underground power supply system in real time, and automatically switch the compensation branch according to the set target, which is used to dynamically compensate reactive power, improve power factor, reduce line current, increase terminal voltage, filter out harmonics, and control harmonic pollution , Purify the grid, effectively improve the power quality of the grid, and achieve the purpose of energy saving and consumption reduction.
The main technical parameters:
| model | Rated voltage(V) | Main circuit rated current(A) | Rated current of compensation circuit(A) | Compensation capacity(kvar) | Applicable transformer capacity(KVA) |
| WBB-270/660 | 660 | 630 | 30*8 | 0~270 | 1250 and the following |
| WBB-540/1140 | 1140 | 630 | 34*8 | 0~540 |
1. According to the characteristics of the underground power supply system, the design is reasonable, the technology is leading, and the scope of application is wide.
2. Compensate the fundamental reactive power and have the function of harmonic control.
3. Reliable explosion-proof performance, easy to install, observe, test and maintain.
4. The controller meets the international electrical standards, and various electrical parameters are displayed on a dynamic wheel.
5. Perfect electrical protection.
6. Unique quick-opening patented technology and unitized movement design, safer to use, easy to use and easy to maintain.
7. The setting button leads to the facade, which facilitates the setting and adjustment of various parameters.


About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASI209836". Items marked "" are certified.
Company Profile
Huainan Wantai Electric Co., Ltd. Integrates the development, production, sale and service of coal mine.
Our company has 500 employees, including 20 high grade engineers and 46 engineers. Our company has attained ISO9001 quality system certification. The management is standard. The production is all ready. The examination method is first class, and the structure of production is convenient. Our products are related to every step of mining production. In these years, our annual output and annual sales value all have got the top level in the same industry. We have become the main strength in mining electronic industry. We are the "Fixed Enterprise of Chinese Coal Group", "Twenty Private Enterprises in Huainan" and "Respecting Contract and Abiding Credit Enterprise".
The group has successively set up two standard laboratories of microseismic technology and power electronic frequency conversion control in China University of science and technology and Shanghai Jiaotong University. At the same time, it has three R & D institutions recognized by the government, namely "Anhui Enterprise Technology Center", "Anhui mining Electronic Engineering Technology Research Center" and "Key Laboratory of microseismic perception".
Our company has experienced sales members and post-sales members. Our products sell well in Shandong, Shanxi, Henan, Hebei, Hunan, Sichuan, Ningxia, Shanxi, Neimenggu and Anhui.
Wantai group adheres to the work orientation of quickly meeting customer needs and takes providing customers with safer, more energy-saving and more efficient system solutions as the strategic goal of product development.
Our company is devoted to establishing a modernistic enterprise system, taking care of the management and investment of labor resources, emphasizing enterprise efficiency and staff strain and using right methods to manage the enterprise. Our quality aim is "not accept, produce and export defect products". Our culture idea is "union, creation, perfect and development, create good enterprise culture, produce good products and be devoted to good service". Please feel free to contact us for further information.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- Wantai Industrial Park, High-tech Zone, Huainan City, Anhui Province
-
Plant Area
- 41708 square meters
-
Number of Employees
- 371
-
Registered Capital
- 57,298,007 RMB
-
Terms of Payment
- LC, T/T, PayPal, Western Union
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: one month -
Nearest Port
- Shanghai Port
Our Production Capability & Technical Expertise
-
Main Products
- Mine Explosion Proof Equipment, Mine Automation System, Switchgear, Frequency Converter, Microseismic Monitoring System
-
Production Machines
- Planer Type Milling Machine, Horizontal Lathe, Machining Center, Radial Drilling Machine, Plate Shearing Machine, Bending Machine, Hydraulic Machine, CNC Machine, Vertical Lathe, Sawing Machine, Punching Machine, Plasma Flame Cutting Machine
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 57 people
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2009-08-12
- Export Year
- 2009-09-02
-
Main Markets
- Southeast Asia/ Mideast, Asia
-
Number of Foreign Trading Staff
- 4
-
Overseas Agent/Branch
- No
Our Certifications, Standards & Industry Recognition
-
Product Certification
- CE, CCC, Others
FAQ
- What is the primary function of this device?
- It automatically tracks electrical parameters to dynamically compensate reactive power, improve power factor, reduce line current, and filter harmonics for energy saving.
- Is this equipment safe for use in coal mines?
- Yes, it has Exd I MB explosion-proof grade and IP54 protection, making it safe for environments with explosive gas and coal dust.
- What voltage levels are supported?
- The device supports 660V and 1140V low-voltage power supply systems for coal mine underground applications.
- Can the product be customized?
- Yes, OEM and ODM services are available, and the design allows for parameter setting and adjustment via facade buttons.
- What are the payment terms?
- Payment can be made via LC, T/T, PayPal, or Western Union.
- What is the lead time for production?
- The average lead time is one month for both peak and off-peak seasons.
- What certifications does the product have?
- The product holds CE, CCC, and other relevant certifications.
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