Critical Power
Modifications reserved
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GE_UPS_ISG_TLE_SUL_M62_1M0_2US_V010.docx
Installation Guide
TLE Series 625 - 750 - 1000 UL S2
4.9.2
TLE Series 625 & 750 - Power connection with Dual Input Utility
NOTE !
Connect a single input
Neutral
to
Bypass Utility
(inside the UPS, common
Neutral
for
Bypass
and
Rectifier)
.
Fig. 4.9.2-1 TLE Series 625 & 750 - Power connection with Dual Input Utility
Power connection cables are connected to bus bars using
M12 bolts
.
The bolts of the connection cables must be tightened with a torque wrench at
530 Lb-in / 60 Nm
.
Dual Input Utility - Rectifier / Bypass
L1-1
Rectifier phase A (L1)
L1-2
Bypass phase A (L1)
L2-1
Rectifier phase B (L2)
L2-2
Bypass phase B (L2)
L3-1
Rectifier phase C (L3)
L3-2
Bypass phase C (L3)
PE
Ground
N
Neutral
NOTE !
The interconnection links
BR1
,
BR2
and
BR3
on the input bus bars MUST BE
REMOVED (see
Fig. 4.9.2-3)
.
Output Load
L1
Load phase A (L1)
L2
Load phase B (L2)
L3
Load phase L3
N
Neutral
PE
Ground
External Battery connection
+
Positive pole of the battery
-
Negative pole of the battery
PE
Battery cabinet ground
Bolt Size/Torque: M10 / 355 Lb-in - 40 Nm
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 (steel)
conduit!
Typical installation
using common NEMA
two hole lugs
PE
!
Q1
Position of the bus bars for
cables input from the top of the UPS (see Section 4.9)
Load
L3
Load
L2
Load
L1
L1-2
L2-2
L3-2
N
Utility Neutral
Load Neutral
N
Utility Neutral
Load Neutral
1
Rectifier
Utility
2
Bypass
Utility
INTERCONNECTIONS LINKS
BR1, BR2 and BR3
MUST BE REMOVED
(see Fig 4.9.2-3)
L1-1
L2-1
L3-1
Typical installation
using common NEMA
two hole lugs
+
_
PE
TLES_UL_750_S2_U
PS connection batte
ry_01US
In/Out Section cabinet
Power Section cabinet