USER MANUAL
Optima Rack 1-3K
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(120217_EN) OPTIMA-RACK 1K-3K
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15. BATTERIES MAINTENANCE NAD REPLACEMENT
15.1.- Battery Care
When battery backup time is noticeable shorter it is time to replace batteries. To get longer lifetime we recommend applying
a deep discharge every 3 months. Operation temperature should be below 25ºC. When UPS is storage periodic recharge
must be performed as indicated in below table:
Storage Temperature
Recharge Frequency
Recharge Time
-25°C to +30°C
3 months
6 hours
+30°C to +45°C
2 months
6 hours
15.2.- Batteries Replacement:
This UPS has been designed to allow easy and safety battery replacement
Step 1: Remove front cover and disconnect internal
batteries
Step 2: Take out battery kit from UPS
Step 3: Replace old batteries using equivalent
batteries with same voltage and capacity in AH.
Follow instructions of 15.3
Step 4: Reconnect batteries, assembly battery kit
and install it inside the UPS.
USER MANUAL
Optima Rack 1-3K
___________________________________________________________________________________________________________________________________
(120217_EN) OPTIMA-RACK 1K-3K
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24
Step 5: Reconnect battery kit to UPS
Step 6: Close front cover
15.3.- Battery Assembly Instructions:
Battery quantity depends of UPS model. Check specification table to know battery quantity and type for your UPS.
3 Batteries Kit
1.- Remove batteries from plastic assembly
2.- Connect new batteries in series as indicated
below
3.- Place batteries inside plastic assembly
4.- Close battery assembly
5.- Using a DVM, check battery assembly DC voltage is closet o 37.5 Vdc (3 x 12.5Vdc each). If measured voltage
is not correct probably there is a wrong connection. Check, correct and confirm.
