Table of Contents
Advertisement
Operating Controls (See Fig. 2)
ON-OFF Switch
This switch applies 115-Vac input power to the test set
when the switch is ON. Protection is provided by a one-
ampere fuse located above the ON-OFF switch.
TRIP BREAKER-PROGRAMMER
ONLY Switch
• PROGRAMMER ONLY Position
The programmer's trip signal is confined to the test set
circuitry and cannot trip the breaker
• TRIP BREAKER Position
The programmer's trip signal is directed to the circuit
breaker's magnetic trip device to physically trip the breaker.
This mode establishes the integrity of the magnetic trip de-
Vice and the programmer's ability to actuate it.
PRESET CURRENT Button
This button enables the operator to pre-establish (via the
TEST CURRENT ADJUST control) the desired test current
prior to initiating a test.
START Button
Tills button Initiates the test by applying current to the
programmer. The current persists until the unit trips or the
RESET button
IS
actuated
•
_ •.
',"0
'.
RESET Button
This button resets the test set logiC so that a new test
sequence can be initiated. It also stops a test In progress.
TRIP Light
This LED. when lit, indicates that a trip signal has been
delivered by the programmer. A trip indication will always be
accompanied by a brief audio tone.
PROGRAMMER TYPE Switch
This switch is to be positioned according to the program-
mer type which is normally determined from th() program-
mer Cat. No. If there is any question as to whether the
programmer is Type A or B, it can be answered by running
the CONVERTER CHECK. (See page 18).
PROGRAMMER CURRENT SETTING
Switch
This control establishes a test current magnitude consis-
tent
WI
til and specifically for each CURRENT SETTING of
the programmer. The position of this control
must
match the
setting on the programmer when testing the L T and ST ele-
ments
TEST SELECTOR Switch
This selector is to be positioned according to the type of
test to be run Associated with the TEST SELECTOR is a
grouping of toggle switches and a rotary switch which fur-
ther break down the major tests into specific test options .
"·:l
"_~'.!
-;,::~:-~
Fig. 2. Front panel
(
Advertisement
Table of Contents
