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TLE Series 625 to 1000 PurePulse™ UL S2
UPS Installation Guide / REV-B
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 C (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
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 (steel)
conduit!
PE
Q1
Load
L3
Load
L2
Load
L1
L1-2
L2-2
L3-2
1
Rectifier
Utility
2
Bypass
Utility
L1-1
L2-1
L3-1
Position of the bus bars for
cables input from the top of the UPS (see Section 4.9)
Typical installation
using common NEMA
two hole lugs
!
TLES_
UL_6
25-750
_S2_UP
S conn
ection
separ
ate_A
BB_0
1US
N
Utility Neutral
Load Neutral
N
Utility Neutral
Load Neutral
Interconnections links
BR1, BR2 and BR3
must be removed!
Typical installation
using common NEMA
two hole lugs
+
_
PE
TLES_UL_625-75
0_S2_UPS conne
ction battery_AB
B_01US
In/Out Section cabinet
Power Section cabinet