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Megan VaughnSep 5, 2025
What does 'Rectifier over-current' mean on my KStar YDC9300-RT UPS?
- SSally CarterSep 5, 2025
If your KStar UPS displays 'Rectifier over-current', it means there is a rectifier failure due to over-current.
What does 'Rectifier over-current' mean on my KStar YDC9300-RT UPS?
If your KStar UPS displays 'Rectifier over-current', it means there is a rectifier failure due to over-current.
What does 'DC bus unbalance' mean on my KStar YDC9300-RT?
If your KStar UPS displays 'DC bus unbalance', it indicates that the difference between the positive DC bus and the negative DC bus exceeds 30V.
What does 'Soft start fault' mean on KStar UPS?
If your KStar UPS displays 'Soft start fault', it means that the rectifier could not be started due to low DC bus voltage.
What does 'Battery Reverse' mean on my KStar YDC9300-RT?
If your KStar UPS displays 'Battery Reverse', it indicates that the polarity of the battery is reversed.
What does 'No Battery' mean on my KStar YDC9300-RT?
If your KStar UPS displays 'No Battery', it indicates that the battery is disconnected.
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