Critical Power
Modifications reserved
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GE_UPS_ISG_LPS_3UL_20K_30K_2US_V010.docx
Installation Guide
LP33 Series 20 & 30 UL S2
4.9.3
Battery connection
Before proceeding to an external battery connection, follow the
Safety rules
concerning the battery.
Make sure that the UPS is not powered and remove the external battery protections.
NOTE !
To meet standards concerning electromagnetic compliance, the connection
between the UPS and external
Battery
must be done by using a shielded cable or
suitable shielded (metal) conduit!
UPS with standard cabinet b Additional cabinet battery (
16.93” / 430 mm)
X4 Battery - Battery connection
-
= Negative pole of the battery
0
= Central point of battery blocks
+
= Positive pole of the battery
PE
=
Battery cabinet ground
Fig. 4.9.3-2 Diagram battery connection
WARNING !
Before closing the
“external battery fuses”
, verify for correct polarity of the
battery connection
.
Battery
-
0
+
PE
LPS33U
_030-04
0_Conn
ection b
attery_0
1US
X4