5.Operation (Special Conditions) (continued)
5.2Inverter On Warnings
When the inverter is ON, the LCD Display may show any one of the following warnings:
Condition
LCD Display Message
UPS Output Overload | OVERLOAD 110% |
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UPS Charger Failure | CHARGER FAILURE |
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|
Abnormal Input Frequency | FREQUENCY ERROR |
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Abnormal Input Phase | PHASE ABNORMAL! |
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Battery is Depleting* | ON BATTERY |
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Battery Charge is Nearly Depleted* | BATTERY LOW. |
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*During a prolonged blackout, users should save files and shut down connected equipment. The “BATTERY LOW” message indicates the UPS's batteries are nearly out of power and UPS shutdown is imminent
5.3 Operation Under Shutdown
Your UPS will shut down and the LCD will display a message if it detects one of the following conditions. Note: For all conditions, the “Input,” “Output” and “Bypass” LEDs will be illuminated.
Condition | LCD Display Message |
Overload Shutdown | ON BYPASS |
| OVERLOAD 150% |
| SHUTDOWN... |
| VERSION: XXXXXXX |
UPS Output Short Circuit | ON BYPASS |
| SHORT CIRCUIT! |
| SHUTDOWN... |
| VERSION: XXXXXXX |
Overtemperature | ON BYPASS |
| HIGH TEMP! |
| SHUTDOWN... |
| VERSION: XXXXXXX |
DC BUS Overvoltage | ON BYPASS |
| DC BUS O.V.P.! |
| SHUTDOWN... |
| VERSION: XXXXXXX |
DC BUS Failure | ON BYPASS |
| DC BUS FAIL! |
| SHUTDOWN... |
| VERSION: XXXXXXX |
Condition | LCD Display Message |
R/S/T Inverter Output Failure | ON BYPASS |
| R OUTPUT FAIL! |
| SHUTDOWN... |
| VERSION: XXXXXXX |
Low Battery | BYPS OFF NO O/P |
| LOW BATTERY! |
| SHUTDOWN... |
| VERSION: XXXXXXX |
Remote Shutdown | BYPS OFF NO O/P |
| REMOTE SHUTDOWN |
| SHUTDOWN... |
| VERSION: XXXXXXX |
Emergency Stop | BYPS OFF NO O/P |
| EMERGENCY STOP! |
| SHUTDOWN... |
| VERSION: XXXXXXX |
5.4 Operation Of Manual Bypass Switch
Warning: Failure to follow this procedure could damage the unit and void its warranty.
Warning: When installing the unit, verify that any maintenance bypass panel used is configured correctly before applying power to the unit.
Turn this switch to “BYPASS” before performing any maintenance on the UPS with the connected load supported. Connected equipment will receive filtered AC mains power, but will not receive battery power in the event of a blackout.
SWITCHING UPS TO “BYPASS” MODE
•Press the “OFF” button.
•Turn the “Manual Bypass” Switch clockwise from NORMAL to
BYPASS.
•Turn the Main Input Switch Circuit Breaker OFF.
SWITCHING UPS TO “NORMAL” MODE
•Turn the Main Input Switch Circuit Breaker ON.
•Turn the “Manual Bypass” Switch counterclockwise from BYPASS back to NORMAL.
•Press the “ON” button.
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