Baldor BC138 KBWM-120 SCR DC motor speed controller, 0.33 HP, 115V single-phase input, NEMA 1 enclosure. Solid-state design provides precise speed regulation for permanent magnet and shunt-wound DC motors up to 1/3 HP. Compact chassis-mount package suits conveyors, machine tools, and material handling equipment requiring adjustable speed control in general-purpose indoor environments.

Description

• Full wave SCR control with free wheeling diode (NEMA type K)
• Field power supply allows use with shunt wound DC motors as well as permanent magnet motors
• Adjustable accel, decel, current limit, IR comp, min and max speed
• Current limit indicating LED
• 5K speed pot for speed control
• Anti-demag circuit protects PM motors and helps protect the SCR power bridge against direct shorts
• Noise rejection circuit eliminates false starts and blown SCR's
• UL and cUL recognized ** A Plug-in Horsepower Resistor and armature fuse must be ordered and installed.
• Conveyors, mixers, packaging machinery and other applications requiring variable speed and constant torque.

Specifications