4
3.
Turn on back light by flipping the toggle on the side of meter
housing until the LED comes on.
4.
Flip the toggle on the back of the meter to the 7.2kV position.
5.
Screw on the bushing adapters to the ends of the meter &
reference probes.
6.
Attach the meter probe and second probe to appropriate length
live line tool for the voltage being tested.
URD CABLE DC LEAKAGE TESTER “Hi-Potting”
WARNING
– see “Meter Set-Up & Testing”, page 4.
Testing DC Hi Pot Meter on line voltage.
1.
Attach Meter & Second probe to appropriate length live line
tools for the voltage being worked.
2.
Place second probe on a suitable ground and make contact with
Meter to source voltage.
3.
Meter should read 100%
Testing Riser Pole to First Transformer
1.
Following standard operating procedures, isolate both ends of
the cable to be tested using a feed thru bushing at transformer,
see NOTE 1.
2.
Attach Meter & Second probe to appropriate length live line
tools for the voltage being worked.
3.
Attach the hook adapter to Meter probe.
4.
Attach straight adapter to Second probe.
5.
Place Meter probe on source voltage and second probe on cable
termination. SEE NOTE 2.
6.
On a non-faulted cable the meter will momentarily read into the
red and diminish into the green area.
7.
On a faulted cable the meter will read into the red area of the
display.
8.
A pulsating meter reading indicates the presence of an internal
flashover.
9.
Discharge cable to ground after each test by contacting tested
cable with Meter probe and contacting a suitable ground with the
Second probe.
WARNING
– Failure to discharge cable could result in
death or serious injury, equipment damage, and/or false readings.