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Vertiv
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+24 VDC Power System User Manual (Section 6013)
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Rev. G
101
Enabling, Disabling, and Adjusting the Battery Recharge Current Limit Setting
NOTE!
The Battery Recharge Current Limit feature is active when a "BATTLIM" value is selected, as
described in this procedure.
The Battery Recharge Current Limit feature is inactive when "BATTLIM DISABLED" is selected, as
described in this procedure.
Local MCA Control Panel Adjustment Procedure
1.
With "SYSTEM OK" being displayed on the MCA Interface Pad, press and release the FUNCTION SET
ENTER pushbutton.
or
With "## ALARMS ACTIVE" being displayed on the MCA Interface Pad, press and release the
FUNCTION SET ENTER pushbutton. Repeatedly press and release the FUNCTION SELECT DOWN
arrow pushbutton until "FUNCTION MENU" is displayed. Press and release the FUNCTION SET ENTER
pushbutton.
2.
Repeatedly press and release the FUNCTION SELECT DOWN arrow pushbutton until "ADJUSTMENT
MENU" is displayed.
3.
Press and release the FUNCTION SET ENTER pushbutton.
4.
"ADJUST SYSTEM" is displayed.
5.
Press and release the FUNCTION SET ENTER pushbutton.
6.
Repeatedly press and release the FUNCTION SELECT DOWN arrow pushbutton until "BATTLIM =
#####A" or "BATTLIM DISABLED" is displayed.
7.
Press and release the ALARM CUTOFF and FUNCTION SET ENTER pushbuttons simultaneously. The
"BATTLIM =" portion of the display flashes.
8.
Observe the value displayed. This is the battery recharge current limit setting. Each Rectifier Modules
current limit circuit will be automatically adjusted to ensure that battery current does not exceed this
value, as described in the
System Operating Procedures
section. To change this value, press and hold
the FUNCTION SET YES (+) or NO (-) pushbutton. Release the pushbutton when the desired value is
displayed. Note that as you scroll above the system current limit setting, "BATTLIM DISABLED" is
displayed. Scroll back down to redisplay "BATTLIM =".
9.
With the desired battery recharge current limit value being displayed, press and release the FUNCTION
SET ENTER pushbutton.
10.
“ARE YOU SURE? + - “ is displayed. Press and release the FUNCTION SET YES (+) pushbutton. The
display stops flashing.
NOTE!
The battery recharge current limit value will not be changed and the adjustment mode will be
exited if the FUNCTION SET YES (+) pushbutton is not pressed within 10 seconds of the “ARE YOU
SURE? +
-” prompt.
11.
Press and release the FUNCTION SET YES (+) and NO (-) pushbuttons simultaneously, to return to the
beginning of the MCA menu tree.