Table 7. Settings (continued)

Description

Available Settings

Default Setting

 

 

 

Synchronization Window

[Sync Disabled] [±0.5 Hz] [±1.0 Hz] [±1.5 Hz]

±3.0 Hz

 

[±2.0 Hz] [±2.5 Hz] [±3.0 Hz]

 

 

If ±3.0 Hz, on inverter operation the inverter tries to

 

 

synchronize with the Bypass when the Bypass

 

 

frequency is not more than 3 Hz from the nominal

 

 

output frequency; otherwise, the inverter goes to

 

 

nominal frequency. On Bypass mode, the sync

 

 

window is always ±3 Hz.

 

 

NOTE: In Sync Disabled state, if the Bypass

 

 

operation is allowed, the UPS synchronizes only

 

 

when it is operating on Bypass mode.

 

 

 

 

Unsynchronized Transfers

[Enabled] [Disabled]

Enabled

 

If Enabled, unsynchronized transfers to the Bypass

 

 

are allowed.

 

 

If Disabled, unsynchronized transfers to the Bypass

 

 

are not allowed.

 

 

NOTE: The Qualify Bypass setting may overrule the

 

 

Unsynchronized Transfers setting.

 

 

 

 

External Battery Modules (EBMs)

[0] [1]

0

 

See “Configuring the UPS for an EBM” on page 52.

 

 

 

 

Charger

[Enabled] [Disabled]

Enabled

 

If Enabled, batteries charge normally.

 

 

If Disabled, the battery charger is off.

 

 

 

 

Battery Charge % to Restart

[0%] [10%] [20%] [30%]...[100%]

0%

 

When enabled, automatic restart is made when the

 

 

battery charge state reaches the selected level. If set

 

 

to 0%, the feature is disabled.

 

 

 

 

Battery Low Alarm

[Immediate] [2 min] [3 min] [5 min]

3 min

 

If you select a value, the battery low alarm triggers

 

 

when the set amount of backup time

 

 

(approximately) remains in the batteries.

 

 

 

 

Automatic Battery Tests

[Enabled] [Disabled]

Enabled

 

See “Running Automatic Battery Tests” on page 53.

 

 

 

 

Operation 45

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Dell K812N, 5600W, 5600R OL HV-US manual Settings Description Available Settings Default Setting