Part
12470
Rev. 2 3/25/99
16
1.
Set-up CB-832 with:
a.
POWER ON/OFF Switch in OFF position (instrument displays OFF).
b.
OUTPUT CONTROL knob at minimum,
`0'
position.
c.
OUTPUT MODE Switch in center OFF position.
2.
Connect one end of a high-current lead to one pole of circuit breaker. Connect the
other end of this lead to the COMMON terminal of test set.
3.
Connect one end of the second high-current lead to the other side of the same pole of
the circuit breaker. Connect other end of this lead to the appropriate output terminal
(see SELECTION OF OUTPUT TERMINAL).
4.
Connect test set to suitable single-phase power supply.
5.
Turn test set on with POWER ON/OFF Switch (instrument displays should light).
6.
Use RANGE Switch to select ammeter range so test current will be near full scale
and no less than 10% of full scale.
7.
Put ammeter DISPLAY MODE Switch in MEMORY position.
8.
Place timer STOP MODE Switch in CURRENT position.
9.
Select desired timer display mode and range.
10.
Rotate OUTPUT CONTROL knob clockwise and momentarily press OUTPUT
MODE Switch in MOMENTARY and release. Observe current reading retained by
ammeter.
11.
Continue to rotate OUTPUT CONTROL knob clockwise while jogging (repeatedly
moving to MOMENTARY position and releasing) OUTPUT MODE Switch until
desired test current is reached. Suggested test current is three times (3x) the rating of
the circuit breaker.
If desired test current is not reached with OUTPUT CONTROL knob at maximum
clockwise rotation, return knob to zero and transfer output lead to the next higher
