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Megger MTO210 - Page 70

Megger MTO210
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M
AVTMMTO210 Rev 7 Sept 2013
62
CODE Error Description Possible Cause
480
Current = 0
481 Over didn't stay set for normal transistor
protection test
482 Over didn't stay set for fast transistor
protection test
483 Transistor protection med-low failed,
OVER is too short to reset
484 Transistor protection med-low failed,
OVER is too short to set
485 Fast transistor protection high failed,
OVER is too short to reset
486 Fast transistor protection high failed,
OVER is too long to set
487 Fast transistor protection high failed,
OVER is too short to set
488 Current Regulation failed at 10mA range,
too low
489 Current Regulation failed at 100mA range,
too low
490 Current Regulation failed at 1A range, too
low
491 Current Regulation failed at 10A range, too
low
492 Relay K1 and K2 failed, current too low
493 Relay K3 and K4 failed, current too low
494
ESD Abort signal encountered Switch pushed down during test

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