Phase Sequence Measurement - PCE Instruments PCE-360-ICA Instruction Manual

5-10 Phase Sequence Measurement

1. Press key to turn on the meter.
2. Press "WIRING" key to select 3P4W mode.
3. Connect the voltage test leads to the meter.
 Connect the red voltage test lead to the "U1" terminal.
 Connect the yellow voltage test lead to the "U2" terminal.
 Connect the blue voltage test lead to the "U3" terminal.
4. Connect the voltage test leads to the electrical equipment to be tested.
•
If possible, before connecting the voltage test leads and current probe
to the electrical equipment to be tested, take off the electrical
equipment's power.
 Connect the red voltage test alligator to the power line "A" phase.
 Connect the yellow voltage test alligator to the power line "B" phase.
 Connect the blue voltage test alligator to the power line "C" phase.
5. U1, U2 and U3 measured voltage must be greater than 30V, then press
and hold down "
annunciator is displayed. If connection wires is reverse phase, the "
annunciator is displayed. Release the "
measurement.
User Manual
CAUTION
" key. If connection wires is normal phase, the "
53
" key to exit this
"
"