Modular UPS 25KVA~900KVA User Manual 69
Maintenance
temperature is lower than that, the discharging voltage goes higher.
6.4.8 Boost Charge Time Limit
This is for setting the Boost Charge time. When the set time is up, the system transfers
to float charge. The setting range can be 1-48h.
6.4.9 Auto Boost Period
This is for setting the Auto boost period time. When the set time is up, the system
boost charges the battery. It is suggested to boost charge the battery every three month,
set the period to 4320h.
6.4.10 Auto maintenance Discharge Period
When the Auto maintenance Discharge period is reached, the system discharges the
battery. This function should be enabled by checking the AutoMaint
(RateSetting->SysCodeSetting1) through the monitoring software, as shown in
Fig.6-5.
Fig.6-5 Enable the Auto maintenance Discharge period
The EOD voltage of Auto maintenance Discharge is 1.05 times of the normal EOD
voltage.
6.4.11 Warnings for Battery and Environment Temperature Overheat
This function can be set through the monitoring software. The system will read the
temperature information of the battery and environment and give warning of overheat.
The set range is 25-70
℃
.
The temperature sensor should be placed through the Dry Contact.
6.5 Replacing Dust Filter (optional)
As shown in Fig.6-1, there are 3~4 dust filters on the back of UPS’ front door, each
filter is held in place by a bracket on either side of each filter. The procedure of
replacing each filter is as follows:
1.
Open the front door and locate the filters on the back side of the front door.
2.
Remove one bracket.
3.
Remove the dust filter to be replaced and insert the clean one.
