Lp 33 Series - 60 Kva - Power Connection With Separate Input Mains (Option) - GE LP 33 Series Operating Manual

5.8.4 LP 33 Series - 60 kVA - Power connection with separate input mains (option)

NOTE !
Neutral of rectifier input and neutral of bypass input must be coming from the
same input bar. Inside the UPS, neutrals N1 and N are connected together.
X4
Battery
+
-
0
X1 Mains 1
Rectifier input mains connection
L1-1 = Rectifier Phase L1
L2-1 = Rectifier Phase L2
L3-1 = Rectifier Phase L3
N1 = Neutral of Rectifier Mains
PE = Main Ground
X3 Load
Load output connection
L1 = Load Phase L1
L2 = Load Phase L2
L3 = Load Phase L3
N2 = Load Neutral
PE = Load Ground
-
X4
-
Fig. 5.8.4-2 External battery connection
WARNING !
Before closing the "external battery fuses", verify for correct polarity of the battery
connection.
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!
This UPS is only designed to operate in a wye-configured electrical system with a
solidly grounded neutral.
If the UPS is equipped with an input transformer, the secondary of the
transformer must be wye-configured with neutral solidly grounded.
Modifications reserved
OPM_LPS_33E_60K_M12_2GB_V010.doc
X1
Mains 1
Fig. 5.8.4-1 Terminals for separated input mains
NOTE !
Max. rating X1 – X2 - X3 - X4 terminals: 50mm
Input/output terminals must be tightened with a
proper screwdriver applying torsion force 2.5 Nm.
LPS33_040-120_Connection battery_01
+
0 PE
+
0
X2
Mains 2
X2 Mains 2
Bypass input mains connection
L1-2 = Bypass Phase L1
L2-2 = Bypass Phase L2
L3-2 = Bypass Phase L3
N = Neutral of Bypass Mains
X4 Battery
External battery connection
- = Negative pole of the battery
0 = Central point of battery blocks
+ = Positive pole of the battery
PE = Battery cabinet ground
Operating Manual LP 33 Series 60-80-100-120 kVA / S2
X3
Load
.
2
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