Huawei UPS5000-E User Manual page 158

UPS5000-E-(50 kVA-300 kVA)
User Manual (50 kVA Power Modules)
Item
threshold
(° C)
Top outlet
fan
EOD
restart
Figure 4-37 Advanced Param. screen 3
Item
EOD restart
delay (min)
Inverter
async. alarm
Bus
overvoltage
recovery
Bus overvolt.
recovery
Issue 02 (2017-02-25)
Description
If a top outlet fan is configured, check the fan running status after enabling
this parameter.
If the mains is not functioning normally, the UPS will transfer to battery
mode. When batteries reach the EOD threshold, the bypass is disabled, and
EOD restart is enabled, the UPS will restart as soon as the mains resumes.
If EOD restart is disabled, clear the alarm manually or enable the restart
function for the UPS.
Description
If EOD restart is set to Enable, the UPS starts working after EOD
restart delay when the mains recovers from an EOD power failure. The
value range is 1–1440 min, and the default value is 10 min.
Specifies whether the Inverter async. alarm is displayed when the inverter
does not track the bypass input. The normal power supply is not affected
regardless of whether the parameter is Enable or Disable.
Specifies whether to automatically clear the alarm and restart the power
module when the rectifier or inverter shuts down due to a bus overvoltage
alarm. If Bus overvoltage recovery is set to Enable, the bus overvoltage
alarm is automatically cleared, and the rectifier and inverter automatically
start when the bus voltage recovers (less than 420 V) within Bus overvolt.
recovery time. When Bus overvoltage recovery is set to Disable, the bus
overvoltage alarm cannot be automatically cleared, and the rectifier and
inverter cannot automatically start. The default value is Enable.
If Bus overvoltage recovery is set to Enable, the bus overvoltage alarm is
automatically cleared, and the rectifier and inverter automatically start
when the bus voltage recovers (less than 420 V) within Bus overvolt.
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