Eaton Powerware 3G System SC200 Installation And Operation Manual page 89

Test Test procedure
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Low Voltage
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Disconnect –
Manual Operation
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Note 7
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Low Voltage
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Disconnect –
Automatic
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Operation
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Note 7
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Low Voltage
Disconnect –
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Alarms
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Note 7
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Set the LVD manual control to CONNECT.
Ensure the LVD contactor is connected.
Ensure the SC200 displays an LVD Manual
alarm.
Ensure the I/O board LVD LED is on.
Set the LVD manual control to AUTO.
Ensure the SC200 shows no LVD alarms.
Ensure the I/O board LVD LED is on.
Set the LVD manual control to DISCONNECT.
Ensure the LVD contactor disconnects.
Ensure the SC200 displays an LVD Manual
alarm.
Ensure the I/O board LVD LED is off.
Set the LVD manual control to AUTO.
Ensure the LVD connects.
Ensure the SC200 shows no LVD alarms.
Ensure the I/O board LVD LED is on.
Check the LVD contactor is connected.
Increase the LVD Disconnect Voltage Threshold.
Reduce the system voltage below the LVD
Disconnect Voltage Threshold.
Wait for the configured Recognition Period.
Ensure the LVD disconnects.
Ensure the SC200 displays an LVD Disconnected
alarm
Ensure the I/O board LVD LED is off.
Increase the system voltage above the configured
Reconnect Voltage.
Wait for the configured Recognition Period.
Ensure the LVD connects.
Ensure the SC200 shows no LVD alarms.
Ensure the I/O board LVD LED is on.
Disconnect each LVD control cable from the I/O
board.
Ensure the SC200 displays an LVD Fail alarm.
Ensure the I/O board LVD LED is flashing.
Reconnect the cables.
Ensure the LVD connects.
Ensure the SC200 shows no LVD alarms.
Ensure the I/O board LVD LED is on.
Copyright © 2005-2007 Eaton Corporation. All Rights Reserved.
IPN 997-00012-54A
Adjustment
None
None
None
July 2007
Commissioning
83