Products
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300KW Parallel circuit IGBT Integrated Solid State H.F. Welder
①Low voltage and high current working mode
②Two-stage LC filter, the output current is more stable.
③MOSFET is used as the inverter element. -
Steel Welded Tube Mill Equipment Ornamental Iron Pipes Machinery 400KW induction heating steel welder
Diode all wave rectifying add IGBT chopping to replace SCR rectifying, to improving the power factor.Save 15%~25% of electric power.
The inverter part consists of MOSFET single-phase invert bridges connected in Parallel. -
Carbon steel pipe mill for structural steel water pipe furniture 500KW parallel Solid State H.F. Welder
Equipment composition: 1. Rectifier cabinet 2. Rectifier transformer 3. Inverter cabinet 4. Console 5. Air-water cooler exchange
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MOSFET Solid -state High frequency induction heating equipment for large diameter tube 600KW parallel Solid State H.F. Welder
The all-transistor (solid-state) high-frequency welding machine is designed for the straight seam induction welding of steel pipes. The module composed of MOS high-power devices constitutes the oscillation part, and the power capacitor bank C, the inductor coil L and the reliable protection control circuit constitute a constant current type inverse Changer.
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Parallel circuit 800kw Solid state hf welder for tube mill
- 1. Low voltage and high current working mode
- 2.Two-stage LC filter, the output current is more stable.
- 3. MOSFET is used as the inverter element.
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China high efficiency solid state H-Beam hf induction welder 1000kw welding machine
1.Using high -power MOSFET 2.Using dual-loop PI regulator of voltage and current so can ensure the constant power output when the electric network voltage changes. 3.It has fault protection system with over-voltage ,over-current,lack phase and less water-pressure ect. Main Design Index of Solid State H.F. Welder Output power 1000kw Rating Voltage 230V Rating Current 5000A Design Frequency 150~250kHz Electricity Efficiency ≥90% Pipe material Carbon steel Pipe diameter 100-... -
Central Console & DC Drive Cabinet
OL series of DC drive is mainly used to drive DC motor, and widely applied to welding tube mill industry. Its unique weak magnetic control circuit can ensure a wide speed regulating scope of DC motor. Its steady digital DC control circuit can not only make the DC drive has a stable work and strong anti-interference ability, but also has a good user interface which is convenient for operation.DC drive includes: 3-phase 6 pulse SCR rectifier, SCR excitation control module, full digital DC control circuit.
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Circulation Soft Water Cooling System
The water -water cooling system is composed of heat exchanger with the adoption of the special corrugated structure which makes the soft water form sharp turbulent flow in order to strengthen heat exchange.The system holds the advantages of compact design,small area occupation,convenient dis-mounting and high efficiency of heat exchange.
