25KW Low-Frequency Dual-Station Induction Heater (1-20KHz)

The 25KW Low-Frequency Dual-Station Induction Heater from Across International is designed for a variety of industrial applications, providing deep heat penetration for hardening processes, steel forging, tempering dies, pre-heating for welding, and even melting metal batches over 4 lbs. With a frequency range of 1-20 kHz, this system can effectively heat both ferromagnetic and nonferrous metals, making it versatile for a broad range of materials.

Key Features:

• Wide Frequency Range (1-20 KHz):
  This low-frequency induction heater offers flexibility in heating, ideal for deep heat penetration needed in processes such as hardening, forging, and pre-heating. The low-frequency range allows it to effectively heat a variety of metals, including both ferrous and nonferrous materials.

• 25KW Power Output:
  With a maximum oscillating power of 25KW, the system is capable of handling larger workpieces or metal batches efficiently. It operates with a 100% duty cycle, enabling continuous use for up to 24 hours, which is essential for industrial environments where long cycles and high performance are required.

• Dual-Station Design:
  The dual-station system enhances efficiency by allowing two separate heating stations, enabling operators to work on multiple pieces or processes simultaneously, increasing throughput and productivity.

• Customizable Induction Coils:
  The unit is equipped with copper tubing for the induction coils, and custom coils can be designed based on specific heating requirements. This flexibility allows the heater to adapt to different material sizes and shapes, ensuring optimal performance.

• Air and Water Cooling System:

  • Water Pressure: Requires a minimum of 29 PSI (0.2 Mpa) for efficient operation, which can be supplied by standard tap water.
  • Water Flow: A flow rate of at least 0.8 gallons (3 liters) per minute is needed for cooling purposes.
  • Water Pump: A pump with a minimum of 1/4 HP and >240 Gph is recommended.
  • Air Cooling: The unit includes a rear fan for air cooling to maintain the temperature within safe operating limits.

• Safety Features:

  • Overvoltage Protection: The system will automatically shut down if the input voltage exceeds 245V, with visual and audible alarms signaling the issue.
  • Overheat Protection: Shuts the machine down if the IGBT heat sink temperature exceeds 55°C.
  • Overcurrent/Malfunction Protection: The heater will shut down in case of overheating, short circuits, signal interference, or other malfunctions, with appropriate alerts.
  • Low Water Pressure Protection: Prevents operation if the water pressure drops below 29 PSI, ensuring safe and effective cooling.

Specifications:

• Max. Input Current: 31A (requires a minimum 40A three-phase circuit breaker)
• Power Input: 480 VAC, 50/60Hz, three-phase (380V available on request)
• Output Frequency: 1-20 kHz
• Output Voltage: 70-550 Volts
• Max. Oscillating/Input Power: 25 KW
• Duty Cycle: 100%, 24-hour continuous use
• Air Cooling: Rear fan for cooling
• Water Pressure: Minimum 29 PSI (0.2 Mpa), compatible with tap water
• Water Flow: Requires a minimum flow rate of 0.8 gallons (3 liters) per minute
• Water Pump: Requires a pump with at least 1/4 HP and >240 Gph
• Induction Coil: Copper tubing with custom coil options available
• Power Supply Dimensions: 10.5 x 22 x 18.5 inches (WxDxH)
• Transformer Dimensions: 19 x 23 x 29 inches (WxDxH)
• Shipping Dimensions (WxDxH): 32 x 26 x 29 inches
• Shipping Weight: 188 lbs
• Connection Cables: 7 feet for flexibility in installation

Melting and Heating Capacity:

• Steel & Stainless Steel: Capable of handling up to 5-20 kg of steel or stainless steel per heating cycle, depending on the exact specifications and material type.
• Brass, Copper, Gold, Silver: Suitable for heating and melting small to medium batches of nonferrous metals.
• Aluminum & Aluminum Alloys: Effective for melting small to medium quantities of aluminum, ideal for metalworking applications.

Conclusion:

The 25KW Low-Frequency Dual-Station Induction Heater (1-20 kHz) is a powerful and versatile tool for industrial applications requiring deep heat penetration and efficient heating of a variety of metals. Its 100% duty cycle and robust safety features make it ideal for continuous operation in demanding environments. The dual-station design, custom induction coils, and reliable air and water cooling systems further enhance its effectiveness for tasks such as hardening, forging, pre-heating, and metal melting. This unit is a top choice for industries requiring precision, flexibility, and high-performance induction heating.