Baldor BC140, Installation & Operating Manual

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2-3 MN703
Table 2-2 Armature and AC Line Fuse Chart
Motor Horsepower Approximate Motor
Current (Amps DC)
Fuse Selection
(AC Amps)
90VDC 180VDC Armature Line
1/100 1/50 0.2 0.5 12
1/50 1/25 0.3 0.5 12
1/30 1/15 0.33 0.5 12
1/20 1/10 0.5 0.75 12
1/15 1/8 0.8 1 12
1/12 1/6 0.85 1.25 12
1/8 1/4 1.3 2 12
1/6 1/3 2 2.5 12
1/4 1/2 2.5 4 12
1/3 3/4 3.3 5 12
1/2 1 5.0 8 12
3/4 1½ 7.5 12 12
1* 2* 10 15 25
*With optional Auxiliary Heat Sink (Catalog No. BC143).
Table 2-3 Field Connection (Shunt Wound Motors Only)
AC Input Voltage
(Volts AC)
Voltage Selector
Switch (Position)
Armature Voltage
(Volts DC)
Field Voltage
(Volts DC)
Terminal
Connections
115 115 0 – 90
100 F+, F-
50 F+, L1
208/230 230
0 – 180 200 F+, F-
0 – 90* 100 F+, L1
Plug-In Horsepower Resistor®
A Plug-In Horsepower Resistor® (supplied separately) must be installed to match the control to the
motor so the IR Compensation and Current Limit settings to be correct. Select the proper Plug-In
Horsepower Resistor® according to Table 2-3. Plug-In Horsepower Resistors® are available from
your distributor. Install the Plug-In Horsepower Resistor®, as shown in Figure 2-3.
Note: Be sure the Plug-In Horsepower Resistor® is inserted completely into the mating sockets.
Table 2-4 Plug-In Horsepower Resistor® and Armature Fuse Kit Information
Motor Horsepower
Approximate
Motor Current
(ADC)
Plug-In HP Resistor® and
Armature Fuse Kit
Armature
VDC
90 – 130
Armature
VDC
180
Plug-In HP
Resistor Value
(Ohms)
Armature Fuse Rating
(Amps)
Catalog No.
1/100 1/50 0.2 1.0 0.5 BR1000
1/50 1/25 0.3 0.51 0.5 BR0510
1/30 1/15 0.33 0.35 0.5 BR0350
1/20 1/10 0.5 0.25 0.75 BR0250
1/15 1/8 0.8 0.25 1 BR0251
1/12 1/6 0.85 0.18 1.25 BR0180
1/8 1/4 1.3 0.1 2 BR0100
1/6 1/3 2 0.1 2.5 BR0101
1/4 1/2 2.5 0.05 4 BR0050
1/3 3/4 3.3 0.035 5 BR0035
1/2 1 5 0.025 8 BR0025
3/4 1½ 7.5 0.015 12 BR0015SP
1* 2* 10 0.01 15 BR0010SP