Cut Sheet

KB ELECTRONICS, INC.
12095 NW 39th Street, Coral Springs, FL 33065-2516 • [phone] • Fax [phone]
Outside Florida Call Toll Free [phone] • E-mail – [e-mail]
www.kbelectronics.com
(A42094) – Rev. B – 8/2004
ON
LED1
RCL
EN
RACC
TB1
MAX FACCFCL
T50 A180 T7 A90
+15V
15V
COM TACH -15VSIG
10V
J4
J5
TRQ
SPD
J3
2.5 1.7A
RESP IRDB
CTS
RTS
J2
7.510A 5.0
J6
115V115V J1AJ1B 230V
PWR
3.80
96.5
109
4.30
0.49
12.4
19.1
0.75
44.5
1.75
92.1
3.63
6.35
0.25
3.69
93.7
4.83
0.19
1.95
49.5
8 Places
0.95
24.1
ELECTRICAL RATINGS
CONNECTION DIAGRAMS
Model Part No.
AC Line Voltage
(VAC) ±10%
50/60 Hz
Motor
Voltage
(VDC)
Maximum Rating Without Auxiliary Heat Sink Maximum Rating With Auxiliary Heat Sink
AC Line Current
(RMS Amps)
DC Load Current
(Avg. Amps)
Horsepower
HP, (kW)
AC Line Current
(RMS Amps)
DC Load Current
(Avg. Amps)
Horsepower
HP, (kW)
KBMG-21D 8830
115 0 – ±90 1.5 1.0 .075, (.06) — — —
208 / 230 0 – ±180 1.5 1.0 .15, (.11) — — —
KBMG-212D 8831
115 0 – ±90 12.0 8.0 .75, (.6) 16.0 11.0 1.0, (.75)
208 / 230 0 – ±180 12.0 8.0 1.5, (1.1) 16.0 11.0 2.0, (1.50)
MECHANICAL SPECIFICATIONS (Inches / mm)
J6
A90
15V
J4
10V
J3
T50
T7
A180
5.0
SPD TRQ
J5
1.7A2.510A 7.5
J2
230V115V J1B 115VJ1A
RTS CTS
TB1
EN TACHCOM SIG+15V -15V
LED1
PWR
ON
RCL RACCMAX FACCFCLRESP IRDB
(shunt motors only)
Motor Field
Enable Switch
Bidirectional
Low
(close to run, open to stop)
-
M
+
G
Wiper
High
Main Speed Potentiometer
(Jumper J4 set to the "15V" position)
Motor Armature
Terminal Block TB1 is removable
to facilitate wiring.
M1
F-
F+
AC Line Input
(50/60 Hz)
L2
L1
M2
Chassis
Ground (Earth)
set Jumper J3 to the "T7" position.
2. For 7V/1000 RPM tach-generator,
1. Trimpots and jumpers are
Notes:
Overload LED (OL) is located
below Finger-Safe Cover.
DC Tach-Generator
For 50V/1000 RPM tach-generator,
set Jumper J3 to the "T50" position.
A connection must be made between
"EN" and "COM" for control to operate.
shown in factory set position.
-
+
-
+
COMEN TACH +15V SIG –15V
FORWARD
TB1
COMEN TACH +15V SIG –15V
REVERSE
TB1
5k
5k
COMEN TACH +15V SIG –15V
BIDIRECTIONAL WITH
REVERSING CONTACT
TB1
COMEN TACH +15V SIG –15V
BIDIRECTIONAL WITH
SPEED POT
TB1
5k
FWD
STOP
REV
5k
FWD
REV
COMEN TACH +15V SIG
(NOTE: JUMPER J4 IN "10V"
POSITION. SIGNAL MUST
BE ISOLATED.)
–15V
TACH-GENERATOR
TB1
0 – ±10V
COMEN TACH +15V SIG –15V
VOLTAGE FOLLOWING
TB1
DC TACH – GENERATOR
+–
MAIN SPEED POTENTIOMETER CONNECTIONS
(Note: Jumper J4 in “15V” Position)
DATA SHEET D-420A