Cut Sheet

Rev.______(A_______)
DC TACH
CUT JUMPER J1
FOR TACH FEEDBACK
IRCL
12
MINMAX
P1
P2
I1
7V
F+
F-
F2
L2
L1
DCL
J1
A+
ACL
50V
LED
BASIC KBMM
CONNECTION
F1 AND F2 ARE
OPTIONAL FUSES
AC LINE
50/60HZ
T
A-
B
F1
5K POT
2
3
1
MAX
P3
+
-
* SHUNT MOTORS ONLY
ARM FIELD*
TM
A
1
ANTI-
ROTATION
PIN
3/8-32
BUSHING
3/8
3.64
(92.46)
3.09
(78.49)
CONTROL
MOUNTING "A"
6 SLOTS
MOUNTING "B"
TAPPED 10-32
(3 PLACES)
FUSE MOUNTING
TAPPED 6-32
(2 PLACES)
MOUNTING "D" 2 SLOTS
SHAFT
1/4" ROUND
1/2
P
2
P
3
P
POTENTIOMETER
OPTIONAL AUXILIARY HEATSINK
.22
(5.59)
4.30
(109.22)
2.15
(54.61)
.25
(6.35)
.18
(4.57
.64
(16.26)
1.75
(44.45)
1.813
(46.05)
.75
(19.05)
1.50
(38.1)
3.00
(76.2)
.950
(24.13)
1.250
(31.75)
.500
(12.7)
.982
(24.94)
5.625
(142.88)
3.110
(78.99)
5.625
(142.88)
6.250
(158.75)
1.250
(31.75)
1.375
(34.93)
7.000
(177.8)
.438
(11.12)
.125
(3.06)
MECHANICAL SPECIFICATIONS CONNECTION DIAGRAM
PLUG-IN HORSEPOWER RESISTOR
®
/FUSE SELECTION CHART
ELECTRICAL RATINGS
Model
Number
KB Part
Number
AC Line
Voltage
(VAC) ±15%
50/60 Hz
Field Voltage
(Shunt Wound
Motor Only)
(VDC)
Motor
Voltage
(VDC)
Max AC
Load Current
(RMS Amps)
Max DC
Load Current
(Avg. Amps)
Maximum
Horsepower
[Hp, (KW)]
Rating Without Auxiliary Heatsink Rating With Auxiliary Heatsink
Max AC
Load Current
(RMS Amps)
Max DC
Load Current
(Avg. Amps)
Maximum
Horsepower
[Hp, (KW)]
KBMM-125 9449 115 0 - 90 12.0 8.0 0.75, (0.6) 24.0 16.0 1.5, (1.1) 50, 100
KBMM-225 9450 230 0 - 180 12.0 8.0 1.5, (1.1) 24.0 16.0 3, (2.3) 100, 200
115 0 - 90 0.75, (0.6) 1.5, (1.1) 50, 100
230 0 - 180 1.5, (1.1) 3, (2.3) 100, 200
12.09451KBMM-225D 8.0 24.0 16.0
Motor Horsepower Range**
Armature Voltage
90 – 130 VDC
Armature Voltage
180 VDC
Plug-in-Horsepower
Resistor
®
Resistance
Value (ohms)
Recommended
Fuse Size
(Amps)
1/100 – 1/50 1/50 – 1/25 1.0 1/3
1/50 – 1/30 1/25 – 1/15 .51 1/2
1/30 – 1/20 1/15 – 1/10 .35 3/4
1/20 – 1/12 1/10 – 1/6 .25 1
1
⁄4
1/12 – 1/8 1/6 – 1/4 .18 2
1/8 – 1/5 1/4 – 1/3 .1 2
1
⁄2
1/4 1/2 .05 4
1/3 3/4 .035 5
1/2 1 .025 8
3/4 1
1
⁄2 .015 12
1* 2* .01 15
1
1
⁄2* 3* .006 25
* Use with Auxiliary Heatsink – see Electrical Ratings.
**For overlapping motor horsepower range use lower value Plug-in
Horsepower Resistor
®
.
13
KB ELECTRONICS, INC.
12095 NW 39th Street, Coral Springs, FL 33065-2516
[phone] • FAX [phone]
Outside Florida Call TOLL FREE [phone]
www.kbelectronics.com
DWG#: D2600-1-00281
DWG#: A3700-2-00344
© 1998 KB Electronics, Inc.