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Warner Electric • 800-234-3369
P-239-24-WE
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POWER/SWITCHING
SWITCHING
CHANNEL 2 INPUT
(10-30 VDC)
CHANNEL 1 INPUT
(10-30 VDC)
CHANNEL 2 OVERRIDE INPUT
(10-30 VDC)
AUXILARY SUPPLY
+12 VDC, 250 mA
+
+
+
+
–
–
–
–
(Channel 2 LED) (Channel 1 LED)
CBC-500
WARNER ELECTRIC
480
VAC
CHANNEL 2
INPUT
(10-30 VDC)
CBC-550
WARNER ELECTRIC
OUTPUT
CHANNEL 2
(CLUTCH OR BRAKE)
CHANNEL 1
(CLUTCH OR BRAKE)
Factory
Connections
DO NOT USE
CHANNEL 2
(CLUTCH OR BRAKE)
CHANNEL 1
(CLUTCH OR BRAKE)
SPARE
SPARE
CBC-500-90: 120 VAC
CBC-500-24: 24 VAC or 24 VDC
CBC-500 Series
CBC-550 Series
+
+
+
+
–
–
–
–
–
+
–
+
–
+
–
+
HOT
AC
(Channel 2 Adjust)
(Channel 1 Adjust)
Dual
Single
(Jumper)
on Bottom 4 pins - Alternat
on Top 4 pins - Dual Output
(Frequency Adjust)
POWER/OUTPUT
(Channel 2 LED)
(Channel 1 LED)
(Channel 2 Adjust)
(Channel 1 Adjust)
Dual
Single
(Jumper)
on Bottom 4 pins - Alternat
on Top 4 pins - Dual Output
(Frequency Adjust)
0
VAC
380
VAC
240
VAC
220
VAC
120
VAC
- NEUTRAL
CHANNEL 1
INPUT
(10-30 VDC)
CHANNEL 2
OVERRIDE
(10-30 VDC)
AUXILARY
SUPPLY
12VDC
250 mA
Installation
The voltages present in this control can cause serious injury (even death). When installing
this control or any electrical equipment, make certain that the input power is off. Do not apply power to this
control until it is securely mounted and completely wired in accordance with local codes and all installation
work, including cleanup, has been completed.
Control Adjustments
Channel 1 and Channel 2 Torque Adjustment: Provides adjustment of 0 to full rated voltage .
Jumper:
Allows operation of alternate or simultaneous mode of operation . In the single mode, Channel 1
and Channel 2 function in an alternate mode . In the dual mode Channel 1 and Channel 2 function
simultaneously . This mode will be employed in applications with a clutch and a failsafe brake . The control is
shipped with the jumper placed for the single mode of operation . To change to dual mode, carefully remove
the jumper and reinsert it on the dual side of the terminal block .
Frequency
Provides adjustment of 60 to 400 Hz . This adjustment is simply to reduce the clutch/brake “hum”
Adjustment: associated with machine frequencies .
Connection Diagrams
CBC-500 Series
CBC-550 Series