Connect the 230VAC (50/60Hz) power supply here.
Labeled for the motor's armature connections. If the motor spins the wrong way, reverse these two wires.
While a physical schematic file is proprietary, the board's architecture generally follows a standard phase-angle trigger circuit: jymc220bi schematic full
JYMC-220B-I is a sophisticated DC brush motor speed controller, primarily utilized in high-torque industrial and hobbyist applications such as the Weiss Machinery mini lathes (e.g.,
: Suitable for industrial automation, LED displays, and communication equipment. Ensure adequate ventilation for the 20A load. Connect the 230VAC (50/60Hz) power supply here
In the absence of a digital copy, consider creating a partial for your specific board.
Features MOV transient protection, current limiting (CL), and an acceleration start (0.5 to 4 seconds) for smooth operation. Wiring & Connection Points While a physical schematic file is proprietary, the
: Connect to terminals P1 , P2 , and P3 for manual speed control.