Things You'll Need:
- Megger Model DDA-3000/6000 test set
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Step 1
Be sure that the Megger DDA-3000/6000 test set is switched "off." Connect the test set to a power source.
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Step 2
Close the circuit breaker to be tested. Ensure that the line-side circuit is disconnected or de-energized.
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Step 3
Connect the output terminals of the test set to one pole of the breaker to be tested. Turn the test set "on." The control panel display should light up.
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Step 4
Rotate the Vernier control to the desired test current. Select the "Maintained Output" mode. Select the "Continuous Ammeter" mode.
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Step 5
Press the "Start" button. Record the readings and compare to the manufacturer's specifications.












