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Basic Info.
Model NO.
                                     GGP-400/0.3-CC
                                 Style
                                     Integrated Type
                                 Frequency Range
                                     High Frequency
                                 Electric Current
                                     DC
                                 Rated DC Voltage
                                     450V
                                 Rated DC Current
                                     890A
                                 Output Power
                                     Pout>400kw
                                 Frequency Scope
                                     250-300kHz
                                 Electrical Efficiency
                                     ≥85%
                                 Working System
                                     Continuous Working System
                                 Model
                                     Ggp-400/0.3-Cc
                                 AC Input
                                     3-Phase AC 380V 50/60Hz
                                 Mosfet Inverter
                                     100kw×4
                                 Welding Material
                                     Low Carbon Steel
                                 Transport Package
                                     Plywood Case with Dust Proof Bag
                                 Specification
                                     40HQ container
                                 Trademark
                                     SANZHENG
                                 Origin
                                     China
                                 HS Code
                                     8515219100
                                 Production Capacity
                                     50units/Year
                                 Product Description
400kw Solid-State High Frequency Integrated Welder
 
      Integrated welder
 
           The integrated design of the switch and the rectifier part, in addition to the function of the switch cabinet, also has the rectifying control function of the solid-state high frequency welder.      
1) Installed 3-phase full-controlled thyristor rectification bridge to realize power adjustment of the high frequency welder.
2) Installed flat-wave reactor, flat-wave capacitor and filter to improve the flat-wave coefficient.
3) Protection reactor, ammeter, and current hall sensor are installed to protect and monitor the inverter bridge.
4) Siemens S7-1200 PLC is installed to realize power logic control and Ethernet communication functions.
            
    1) Installed 3-phase full-controlled thyristor rectification bridge to realize power adjustment of the high frequency welder.
2) Installed flat-wave reactor, flat-wave capacitor and filter to improve the flat-wave coefficient.
3) Protection reactor, ammeter, and current hall sensor are installed to protect and monitor the inverter bridge.
4) Siemens S7-1200 PLC is installed to realize power logic control and Ethernet communication functions.
Control desk
 
             1) Adopt stainless steel operation penal with beautiful appearance and easy to clean.       
2) Add touch screen protection cover to improve the service life of touch screen.
3) The touch screen of the control desk has data recording function for important parameters and information, which is convenient for historical query. Meanwhile, it has visual data record, which is convenient for analysis and viewing the status information of the equipment.
4) It has the functions of remote operation, power regulation, state monitoring and fault diagnosis of HF welder.
5) Ethernet interface is reserved to facilitate the user's function expansion and realize remote monitoring and information collection.
6) The function can be added and expanded according to the actual needs of users.
       
              
     2) Add touch screen protection cover to improve the service life of touch screen.
3) The touch screen of the control desk has data recording function for important parameters and information, which is convenient for historical query. Meanwhile, it has visual data record, which is convenient for analysis and viewing the status information of the equipment.
4) It has the functions of remote operation, power regulation, state monitoring and fault diagnosis of HF welder.
5) Ethernet interface is reserved to facilitate the user's function expansion and realize remote monitoring and information collection.
6) The function can be added and expanded according to the actual needs of users.
2-D positioning table
 
             It is used for fixed installation of welder and position adjustment of the work coil.        
2-D positioning table is adopted: manual adjustment in front / back, left / right direction, stable and reliable adjustment, so as to ensure that the work coil is always in the best welding position.
     2-D positioning table is adopted: manual adjustment in front / back, left / right direction, stable and reliable adjustment, so as to ensure that the work coil is always in the best welding position.
Air-water cooler
 
             Air-water heat exchanger is adopted. And circulation soft water is used as cooling water with temperature and water level indicator and protection, which can perfectly accomplish the cooling work for integrated welding unit and resonance tank circuit. 304 stainless steel is adopted for water tank and in-line pump.      
     Measures for high efficiency and energy saving
1) PSM technologyWith the latest PSM inverter control technology, when welding steel pipes of different specifications, the welder can ensure a constant DC voltage of 450V and output power continuously adjusted. At this time, the welder has the highest grid side power factor, the minimum input current and the best welding efficiency.
2) Integrated inverter bridge
Adopt the optimized integrated inverter bridge with small stray loss.
3) Welding frequency optimization
With optimal design of resonance tank circuit, the frequency of the welder is 20% - 30% higher than the original design and effectively improve the welding efficiency.
4) Welding process optimization
According to the tube mill specifications and tube type, optimize the structural design of the output lead.
Technical advantages
1) Energy saving - PSM technology effectively solves the load matching problem of solid-state HF welders and lays the foundation for high efficiency and energy saving.
2) Reliability - the Integrated inverter bridge significantly improve the reliability and stability of the solid-state HF welder.
3) Intellectualization - Full digital control system improves the automatic management level of solid-state HF welder.
Technical parameters:
| 1 | Nominal power | 400kW | 
| 2 | Rated DC power | Pd=400kW | 
| 3 | Rated DC voltage | UdN=450V | 
| 4 | Rated DC current | IdN=890A | 
| 5 | Whole efficiency | η≥85% | 
| 6 | Output power | Pout>400kW | 
| 7 | Designed frequency | f=250~300kHz | 
| 8 | MOSFET inverter | 100kW×4 | 
| 9 | Line incoming cable | 185mm2×2 pc/phase | 
 
      



 
   Q1:Are you a trading company or Manufacturer?
A:We are manufacturer with independent research and development capability, supplying products to our clients all overthe world.
A:30 days since receiving of down payment.
Q3. How to solve the malfunction occurred during operation?
A:You can send the malfunction information to us by email, or leave message to us on WeChat or WhatsApp.
Q4. Whether the online commissioning or technical support will be available?
A:Yes, we can provide online guidance and technical support for commissioning through WeChat or WhatsApp.
Q5. Can you provide the onsite service if we needed?
A:Yes, we can provide the onsite service if you needed. The corresponding expenses will be borne by the customer.
Q6. Payment terms?
A:30% by T/T as down payment, 70% by T/T before shipment.
