CBPS-300 OPERATING INSTRUCTIONS
11
5.2 General Procedures
a.
Ground the CBPS-300 to the substation
ground. (Item 11 in Figure 1.0.)
b.
Disconnect Circuit breaker control
circuitry from the substation battery.
WARNING
Never connect the CBPS-300 control
signals to substation battery or live circuit.
Failure to follow this procedure will
damage the CBPS-300.
c
. Plug the CBPS-300 power cable into a
power outlet.
WARNING
Always return the voltage control knob to
the
zero position
before connecting or
disconnecting the CBPS-300 test leads.
d
. Connect the CBPS-300 positive and
negative cable clips to the appropriate
terminals of the trip coil.
e.
Connect the CBPS-300 positive and
negative cable clips to the appropriate
terminals of the close coil.
f.
Connect the CBPS-300 positive and
negative cable clips to the appropriate
terminals of the circuit breaker motor.
g.
Turn voltage control knob to zero
. Turn
on the CBPS-300 power. Observe that after
configuration data is displayed briefly, the
coil voltage is displayed on LCD as shown
below:
WARNING
Always turn the CBPS-300 voltage control
knob to zero before turning on the CBPS-
300. Failure to follow this procedure may
damage the CBPS-300.
5.3 Test OPEN Coil Procedure
The following procedures will allow the
operator to initiate an Open operation.
a.
Make sure the CBPS-300 display voltage
is selected to display coil voltage. Press
Coil/Motor switch to display coil voltage.
b.
Turn the voltage control knob to select
the desired test voltage. Observe test voltage
displayed on the LCD as shown below:
NOTE
Allow 3 seconds after turning voltage
control knob for the voltage display to be
stable.
c.
Press the control OPEN switch to energize
OPEN coil.
d.
Observe OPEN coil was energized and
circuit breaker was opened.
e.
If an over-current condition was detected,
the FAULT LED will be lit.
f.
Check the OPEN coil connection. Press
RESET switch and go to step c to open
circuit breaker.
g.
To end test, turn the voltage control knob
to zero position before turning off CBPS-
300.
5.4 Test CLOSE Coil Procedure
The following procedures will allow the
operator to initiate a CLOSE operation.
a.
Make sure the CBPS-300 display voltage
is selected to display coil voltage. Press
Coil/Motor switch to display coil voltage.
COIL VLTG: 0.0V
COIL VLTG: 120.0 V
Summary of Contents for CBPS-300
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