Medium Frequency DC Resistance Welding Controller

Medium frequency DC controllers adopt modular design, used for spot welding, projection welding and seam welding of various metallic materials, widely used in automatic welding, manual welding, fixture spot welding system. Support primary/secondary current control, air cooling/water cooling optional, with flexible communication interface.

Product Advantages


High Welding Efficiency And Quality


Patented Adaptive Technology


More Than 256 Weld Schedules


Can Connect To Various Industrial Field Buses

Product Parameters

SMF Series Medium Frequency DC Resistance Welding Controller
Input Voltage 3phase AC 380V~480V±10%
Output Voltage  1000Hz / 1800Hz / 6000Hz, PWM 500V
Duty Cycle(ED) 10%
Maximum Output Current (A) 400 / 600 / 800 / 1200 / 1600 / 2400 / 3600
Cooling Method Air Cooled/Water Cooled
Weld Schedule 256
Control Method KSR/KUR/PHA/SAIRS
Secondary Feedback Yes
Solenoid Valve Control  DC24V
Proportional Valve Control 0~10V , 4-20mA / 0~20mA
Ethernet Function Yes
Fieldbus Option Digital I/O / Profinet / Profibus / Devicenet / EIP / CClink

Application Display