motion control distributor and robotic systems integrator

REQUEST A QUOTE

SEARCH

1-800-922-1103

 
BALDOR SERVO MOTORS, DRIVES & CONTROLLERS

Baldor SCR-Rated DC Controls

Baldor's SCR-rated one-way DC controls are designed to operate permanent magnet or wound field motors. A Plug-In Horsepower Resistor® and amature fuse must be ordered and installed in BC138, BC139, BC140 and BC140-FBR. BC141 and BC142. Resistor should be selected based on the motor's rated current.

FEATURES:

Full wave SCR control with free wheeling
diodade (NEMA type K)
Field power supply allows use with shunt
wound DC motors as well as permanent
magnet motors
Adjustable accel, decl, current limit, IR
comp, min and max speed
Current limit indicating LED
5 K 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

Please contact our Sales Staff for pricing information on standard and custom items.

 

Click on links below to view drawings in PDF format - Adobe Acrobat Reader required

BALDOR SCR RATED NEMA ENCLOSED DC CONTROL SELECTION CHART

HP Range

Input

Voltage

Approx. Shipping

Weight

Order

Number

1/100-1/3 115 VAC 1 BC138
1/50-3/4 230 VAC 1 BC139
1/100-2* 115/230 VAC 3 BC140
1/100-2* 115/230 VAC 3 BC140-FBR
*1 HP at 115 V and 2 HP at 230 V requires heatsink kit. BC143
BALDOR SCR-RATED DC CONTROL DETAILED SPECIFICATIONS
BALDOR INDEX

 

  home     back to top     ordering info     contact us