30 TOS5300
Pre-Test Inspection
Check the following items before you start testing, and always follow the precautions.
● The power cord is connected to a properly grounded outlet.
● There is no damage such as tears or breaks in the test lead insulation.
● When the POWER switch is turned on, the DANGER LED and the status indicators light.
● During testing, do not touch the items that are charged to a high voltage: the DUT, the
test leads, and the areas near the output terminals.
● During testing, do not turn the POWER switch off except in an emergency.
Testing Precautions
During tests, the TEST and DANGER LEDs light. When these LEDs are lit, the TOS5300 Series is
generating a high voltage. During testing, be sure to wear rubber gloves for electrical work. If
obtaining these gloves is difficult, contact your Kikusui agent or distributor.
Possible electric shock.
• During testing, this product supplies a voltage of at least 5 kVAC or 6 kVDC to an external
device. Handling this tester improperly may lead to a fatal accident. To prevent accidents,
strictly follow the precautions and always pay the utmost attention to safety concerns
when you operate the TOS5300 Series.
• This product is a piece of equipment that conforms to IEC Safety Class I (equipment that
has a protective conductor terminal). Be sure to earth ground the product to prevent
electric shock.
• The product is grounded through the power cord ground wire. Connect the protective
conductor terminal to earth ground.
• During testing, be sure to wear rubber gloves for electrical work.
OUTPUT
DANGER
T
OS5
300
ACW
AC WITHSTANDING
VOLTAGE TESTER
TEST
On
On
The TEST and DANGER LEDs
light. The TEST LED lights in red.
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